Grade I listed buildings in Hertfordshire

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Grade I listed buildings gari tusaa awɔi be England. Di din be Hertfordshire m-be yaɣili ŋɔ, ni di ni be distrikti shɛŋa.

Broxbourne

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St Mary	Cheshunt	Church	1418–1448	11 June 1954	TL3491502415 51°42′15″N 0°02′56″W / 51.704264°N 0.048966°W / 51.704264; -0.048966 (Church of St Mary)	1172977	Church of St Mary More images
Eleanor Cross	Waltham Cross	Eleanor Cross	1291	11 June 1954	TL3607300394 51°41′09″N 0°01′59″W / 51.685824°N 0.033006°W / 51.685824; -0.033006 (Eleanor Cross)	1173222	Eleanor Cross More images
Parish Church of St Augustine	Broxbourne	Parish Church	C15-C16	13 April 1961	TL3715906947 51°44′40″N 0°00′53″W / 51.744443°N 0.01473°W / 51.744443; -0.01473 (Parish Church of St Augustine)	1100545	Parish Church of St Augustine More images
Wormleybury	Wormley	House	1734	13 April 1961	TL3557505783 51°44′04″N 0°02′17″W / 51.734369°N 0.038111°W / 51.734369; -0.038111 (Wormleybury)	1100541	Wormleybury More images

Dacorum

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St John the Baptist (Church of England)	Aldbury	Parish Church	Romanesque	30 November 1966	SP9635112471 51°48′09″N 0°36′15″W / 51.802591°N 0.604051°W / 51.802591; -0.604051	1078047	Church of St John the Baptist (Church of England) More images
Berkhamsted School Old Building	Berkhamsted	School	1544	29 July 1950	SP9939007814 51°45′37″N 0°33′41″W / 51.760201°N 0.561324°W / 51.760201; -0.561324 (Berkhamsted School Old Building)	1342152	Berkhamsted School Old Building
Beechwood Park School and Walls of Walled Garden adjoining	Beechwood Park, Flamstead	House	c. 1664	22 October 1952	TL0453514478 51°49′09″N 0°29′05″W / 51.819161°N 0.484799°W / 51.819161; -0.484799	1100376	Beechwood Park School and Walls of Walled Garden adjoining More images
Church of St Leonard	Flamstead	Parish Church	Early 12th century	26 January 1967	TL0788714548 51°49′09″N 0°26′10″W / 51.819154°N 0.436165°W / 51.819154; -0.436165 (Church of St Leonard)	1172799	Church of St Leonard More images
Church of St John the Baptist	Great Gaddesden	Parish Church	Early 12th century	26 January 1967	TL0286811263 51°47′26″N 0°30′36″W / 51.790574°N 0.509928°W / 51.790574; -0.509928 (Church of St John the Baptist)	1101262	Church of St John the Baptist More images
Ashridge Management College	Little Gaddesden	House	1884	14 May 1952	SP9939012181 51°47′58″N 0°33′36″W / 51.799453°N 0.560075°W / 51.799453; -0.560075 (Ashridge Management College)	1348442	Ashridge Management College More images
Church of St Peter and St Paul (Church of England)	Little Gaddesden	Urn	1671	30 November 1966	SP9978813820 51°48′51″N 0°33′14″W / 51.814114°N 0.553834°W / 51.814114; -0.553834	1100424	Church of St Peter and St Paul (Church of England) More images
Church of Saint Mary	Northchurch	Church	Saxon	29 July 1950	SP9744008833 51°46′11″N 0°35′21″W / 51.769703°N 0.589283°W / 51.769703; -0.589283 (Church of Saint Mary)	1348470	Church of Saint Mary More images
Church of St Peter St Paul (Church of England)	Tring	Parish Church	13th century	21 September 1951	SP9243611495 51°47′40″N 0°39′40″W / 51.794478°N 0.661072°W / 51.794478; -0.661072	1084356	Church of St Peter St Paul (Church of England) More images
Church of St Mary (Church of England)	Puttenham	Parish Church	Early 14th century	30 November 1966	SP8852014927 51°49′33″N 0°43′01″W / 51.82596°N 0.716963°W / 51.82596; -0.716963	1076690	Church of St Mary (Church of England) More images
Church of St Mary	Hemel Hempstead	Church	1140–80	18 June 1948	TL0550307813 51°45′33″N 0°28′22″W / 51.759075°N 0.472785°W / 51.759075; -0.472785 (Church of St Mary)	1078099	Church of St Mary More images
130–136 Piccott's End	Piccotts End	Row	15th century	20 May 1954	TL0513709107 51°46′15″N 0°28′40″W / 51.770774°N 0.477694°W / 51.770774; -0.477694 (130–136 Piccott's End)	1342208	130–136 Piccott's End More images

East Hertfordshire

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St George	Anstey	Parish Church	Late 12th century	22 February 1967	TL4042832890 51°58′36″N 0°02′35″E / 51.976738°N 0.043123°E / 51.976738; 0.043123 (Church of St George)	1101870	Church of St George More images
Parish Church of St Lawrence	Ardeley	Parish Church	13th century or earlier	22 February 1967	TL3081727138 51°55′39″N 0°05′56″W / 51.927395°N 0.098907°W / 51.927395; -0.098907 (Parish Church of St Lawrence)	1174231	Parish Church of St Lawrence More images
Parish Church of St Mary	Aspenden	Parish Church	11th century	22 February 1967	TL3536428392 51°56′15″N 0°01′56″W / 51.937577°N 0.032328°W / 51.937577; -0.032328 (Parish Church of St Mary)	1347966	Parish Church of St Mary More images
Aston Bury Manor	Aston	Manor House	Mid 17th century	20 October 1952	TL2760621702 51°52′45″N 0°08′51″W / 51.879291°N 0.14759°W / 51.879291; -0.14759 (Aston Bury Manor)	1174988	Aston Bury Manor More images
Church of St Peter	Benington	Church	Late 13th century or early 14th century	24 November 1966	TL2969223579 51°53′44″N 0°07′00″W / 51.895677°N 0.116598°W / 51.895677; -0.116598 (Church of St Peter)	1101403	Church of St Peter More images
Remains of Benington Castle (in Grounds of the Lordship 15 Metres to South East of House)	Benington	Castle	1130S	24 November 1966	TL2968023633 51°53′46″N 0°07′00″W / 51.896165°N 0.116752°W / 51.896165; -0.116752	1175349	Remains of Benington Castle (in Grounds of the Lordship 15 Metres to South East of House) More images
Church of St Michael	Bishop's Stortford	Church	Early 15th century	18 October 1949	TL4862321336 51°52′15″N 0°09′27″E / 51.870803°N 0.157363°E / 51.870803; 0.157363 (Church of St Michael)	1101613	Church of St Michael More images
Remains of Waytemore Castle	Bishop's Stortford	Keep	12th century	18 October 1949	TL4897621447 51°52′18″N 0°09′45″E / 51.871706°N 0.162535°E / 51.871706; 0.162535 (Remains of Waytemore Castle)	1101603	Remains of Waytemore Castle More images
Church of St Mary the Virgin	Braughing	Church	1971	22 February 1967	TL3961925204 51°54′28″N 0°01′42″E / 51.907882°N 0.028235°E / 51.907882; 0.028235 (Church of St Mary the Virgin)	1347516	Church of St Mary the Virgin More images
Brent Pelham Hall, Gate Piers and Boundary Wall from North West Front of Hall, turning to South West and then South East to Gate	Brent Pelham	House	Late 17th century	19 October 1951	TL4335830863 51°57′28″N 0°05′06″E / 51.957778°N 0.084906°E / 51.957778; 0.084906	1101916	Upload Photo
Church of St Peter	Buntingford	Church	c. 1615	22 February 1967	TL3630729324 51°56′45″N 0°01′06″W / 51.945721°N 0.01825°W / 51.945721; -0.01825 (Church of St Peter)	1348000	Church of St Peter More images
The Lordship	Cottered	Farmhouse	Early-mid 15th century	19 October 1951	TL3189829194 51°56′44″N 0°04′57″W / 51.945615°N 0.082408°W / 51.945615; -0.082408 (The Lordship)	1348017	Upload Photo
Johnston Monument	Gilston	Commemorative Monument	1923	19 September 1984	TL4395213512 51°48′06″N 0°05′11″E / 51.801728°N 0.086314°E / 51.801728; 0.086314 (Johnston Monument)	1101277	Upload Photo
Church of St Mary	Gilston	Church	Early 13th century	24 January 1967	TL4398113526 51°48′07″N 0°05′12″E / 51.801846°N 0.08674°E / 51.801846; 0.08674 (Church of St Mary)	1308248	Church of St Mary More images
Balls Park	Hertford	House	Early 18th century	10 February 1950	TL3371111928 51°47′24″N 0°03′46″W / 51.790035°N 0.062725°W / 51.790035; -0.062725 (Balls Park)	1269013	Balls Park More images
Church of St Leonard	Bengeo, Hertford	Church	1695	10 February 1950	TL3301813638 51°48′20″N 0°04′20″W / 51.805566°N 0.072112°W / 51.805566; -0.072112 (Church of St Leonard)	1268717	Church of St Leonard More images
Friends Meeting House	Hertford	Friends Meeting House	1670	9 May 2019	TL3281212705 51°47′50″N 0°04′32″W / 51.797231°N 0.075455°W / 51.797231; -0.075455 (Friends Meeting House)	1268759	Friends Meeting House More images
Gatehouse to Hertford Castle	Hertford	Castle	Later	10 February 1950	TL3245712465 51°47′43″N 0°04′50″W / 51.795158°N 0.080691°W / 51.795158; -0.080691 (Gatehouse to Hertford Castle)	1269027	Gatehouse to Hertford Castle More images
Shire Hall	Hertford	Assembly Rooms	1767–1771	10 February 1950	TL3267212596 51°47′47″N 0°04′39″W / 51.796285°N 0.077525°W / 51.796285; -0.077525 (Shire Hall)	1268930	Shire Hall More images
Church of St Mary Little Hormead	Little Hormead	Parish Church	11th century	22 February 1967	TL3984929104 51°56′34″N 0°01′59″E / 51.942866°N 0.033159°E / 51.942866; 0.033159 (Church of St Mary Little Hormead)	1176874	Church of St Mary Little Hormead More images
Hunsdon House	Hunsdon	Country House	Mid 15th century	4 December 1951	TL4190412744 51°47′43″N 0°03′23″E / 51.79535°N 0.056319°E / 51.79535; 0.056319 (Hunsdon House)	1347687	Hunsdon House More images
Parish Church of St Dunstan	Hunsdon	Parish Church	Early 14th century	24 January 1967	TL4181512710 51°47′42″N 0°03′18″E / 51.795067°N 0.055015°E / 51.795067; 0.055015 (Parish Church of St Dunstan)	1101973	Parish Church of St Dunstan More images
Parish Church of St Cecilia	Church End, Little Hadham	Church	Medieval	22 February 1967	TL4462022778 51°53′05″N 0°06′00″E / 51.88481°N 0.099866°E / 51.88481; 0.099866 (Parish Church of St Cecilia)	1290608	Parish Church of St Cecilia More images
Parish Church of All Saints	Little Munden	Parish Church	11th century	24 January 1967	TL3345121887 51°52′47″N 0°03′46″W / 51.879587°N 0.062655°W / 51.879587; -0.062655 (Parish Church of All Saints)	1102260	Parish Church of All Saints More images
Boundary Wall at Yewtree Farm	Hadham Cross, Much Hadham	Boundary Wall	Mid-late 19th century	30 April 1985	TL4266918553 51°50′50″N 0°04′11″E / 51.84735°N 0.069795°E / 51.84735; 0.069795 (Boundary Wall at Yewtree Farm)	1289112	Upload Photo
Moor Place	Kettle Green, Much Hadham	Country House	1775-9	22 February 1967	TL4215318918 51°51′03″N 0°03′45″E / 51.850761°N 0.062459°E / 51.850761; 0.062459 (Moor Place)	1289132	Moor Place More images
Much Hadham Hall	Much Hadham	Country House	1726-9	22 February 1967	TL4283219368 51°51′17″N 0°04′21″E / 51.854632°N 0.072496°E / 51.854632; 0.072496 (Much Hadham Hall)	1212633	Much Hadham Hall More images
Parish Church of St Andrew	Much Hadham	Parish Church	12th century	22 February 1967	TL4303319674 51°51′26″N 0°04′32″E / 51.85733°N 0.075539°E / 51.85733; 0.075539 (Parish Church of St Andrew)	1289691	Parish Church of St Andrew More images
Parish Church of Great St Mary's	Sawbridgeworth	Anglican Church	13th century	6 June 1952	TL4850014822 51°48′44″N 0°09′10″E / 51.81231°N 0.152784°E / 51.81231; 0.152784 (Parish Church of Great St Mary's)	1101668	Parish Church of Great St Mary's More images
Church of St Mary	Standon	Church	15th century	24 January 1967	TL3964922257 51°52′53″N 0°01′39″E / 51.881395°N 0.027478°E / 51.881395; 0.027478 (Church of St Mary)	1102348	Church of St Mary More images
Old Church of St James	Stanstead Abbotts	Church	12th century	24 January 1967	TL3997211061 51°46′51″N 0°01′40″E / 51.780714°N 0.027644°E / 51.780714; 0.027644 (Old Church of St James)	1078730	Old Church of St James More images
Rye House Gatehouse	Lea Valley Park, Stanstead Abbotts	Moat	15th century	4 December 1951	TL3857309955 51°46′16″N 0°00′25″E / 51.771124°N 0.006936°E / 51.771124; 0.006936 (Rye House Gatehouse)	1341877	Rye House Gatehouse More images
Church of St Peter	Tewin	Church	11th century	24 November 1966	TL2681214256 51°48′45″N 0°09′43″W / 51.81256°N 0.161846°W / 51.81256; -0.161846 (Church of St Peter)	1341477	Church of St Peter More images
Parish Church of St James the Great	Thorley	Moat	1834	22 February 1967	TL4760418844 51°50′55″N 0°08′29″E / 51.848683°N 0.14151°E / 51.848683; 0.14151	1213947	Parish Church of St James the Great More images
Parish Church of St Mary the Virgin	Walkern	Parish Church	Saxon	24 November 1966	TL2928626565 51°55′21″N 0°07′17″W / 51.922603°N 0.121375°W / 51.922603; -0.121375	1101384	Parish Church of St Mary the Virgin More images
Church of St Mary	Ware	Church	1982	8 May 1950	TL3568014430 51°48′43″N 0°02′00″W / 51.812043°N 0.033216°W / 51.812043; -0.033216 (Church of St Mary)	1217410	Church of St Mary More images
Grotto between Nos 28 and 34 (Scott's Grotto)	Ware	Grotto	1764–1768	8 May 1950	TL3568813832 51°48′24″N 0°02′00″W / 51.806668°N 0.033334°W / 51.806668; -0.033334	1238171	Grotto between Nos 28 and 34 (Scott's Grotto) More images
Place House	Ware	House	17th century	8 May 1950	TL3590314372 51°48′41″N 0°01′48″W / 51.811468°N 0.030006°W / 51.811468; -0.030006 (Place House)	1275417	Place House More images
The Priory (Ware Town Council Offices and Community Centre)	Ware	Kitchen	1993-4	8 May 1950	TL3555114312 51°48′40″N 0°02′06″W / 51.811014°N 0.035133°W / 51.811014; -0.035133	1237950	The Priory (Ware Town Council Offices and Community Centre) More images
Woodhall Park (Heath Mount School)	Woodhall Park, Watton-at-Stone	Country House	1777–82	20 October 1952	TL3164518896 51°51′11″N 0°05′24″W / 51.853139°N 0.090016°W / 51.853139; -0.090016	1031363	Woodhall Park (Heath Mount School) More images
Church of St Giles	Wyddial	Parish Church	14th century	22 February 1967	TL3741431763 51°58′03″N 0°00′04″W / 51.967364°N 0.00118°W / 51.967364; -0.00118 (Church of St Giles)	1101811	Church of St Giles More images

Hertsmere

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St John the Baptist	Aldenham	Parish Church	12th century	1 September 1953	TQ1398898463 51°40′24″N 0°21′11″W / 51.673382°N 0.352955°W / 51.673382; -0.352955 (Church of St John the Baptist)	1103642	Church of St John the Baptist More images
Tyttenhanger House	Ridge	Country House	c. 1655	25 February 1952	TL1914604655 51°43′41″N 0°16′35″W / 51.727961°N 0.276285°W / 51.727961; -0.276285 (Tyttenhanger House)	1174935	Tyttenhanger House More images
Church of St Giles	South Mimms	Parish Church	13th century	20 May 1949	TL2223101196 51°41′46″N 0°13′58″W / 51.696212°N 0.232852°W / 51.696212; -0.232852 (Church of St Giles)	1174342	Church of St Giles More images

North Hertfordshire

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St Mary the Virgin	Ashwell	Parish Church	14th century	27 May 1968	TL2671039779 52°02′31″N 0°09′14″W / 52.041937°N 0.153938°W / 52.041937; -0.153938 (Church of St Mary the Virgin)	1102715	Church of St Mary the Virgin More images
Church of St Mary Magdalene	Barkway	Parish Church	13th century	27 May 1968	TL3828035610 52°00′06″N 0°00′47″E / 52.001716°N 0.012966°E / 52.001716; 0.012966 (Church of St Mary Magdalene)	1102624	Church of St Mary Magdalene More images
Church of St Mary	Graveley	Parish Church	12th century	27 May 1968	TL2348928125 51°56′17″N 0°12′18″W / 51.937937°N 0.205068°W / 51.937937; -0.205068 (Church of St Mary)	1102525	Church of St Mary More images
Church of St Katherine of Alexandria	Ickleford	Parish Church	Mid 12th century	27 May 1968	TL1824031641 51°58′14″N 0°16′49″W / 51.970673°N 0.280176°W / 51.970673; -0.280176	1295821	Church of St Katherine of Alexandria More images
Parish Church of St Peter and St Paul	Kimpton	Parish Church	c. 1200	27 May 1968	TL1775818526 51°51′10″N 0°17′30″W / 51.852913°N 0.291668°W / 51.852913; -0.291668	1102783	Parish Church of St Peter and St Paul More images
Church of St Mary	King's Walden	Parish Church	12th century to 13th century	27 May 1968	TL1602323507 51°53′53″N 0°18′55″W / 51.89804°N 0.315175°W / 51.89804; -0.315175 (Church of St Mary)	1102475	Church of St Mary More images
Church of St Mary and St Thomas	Old Knebworth	Parish Church	c. 1150	27 May 1968	TL2308521007 51°52′27″N 0°12′49″W / 51.874061°N 0.213482°W / 51.874061; -0.213482 (Church of St Mary and St Thomas)	1295771	Church of St Mary and St Thomas More images
Church of St Mary Magdalene	Great Offley	Parish Church	Early 13th century	27 May 1968	TL1453326816 51°55′41″N 0°20′09″W / 51.928086°N 0.335721°W / 51.928086; -0.335721 (Church of St Mary Magdalene)	1347084	Church of St Mary Magdalene More images
Church of St Mary	Pirton	Motte and Bailey	Early 12th century	27 May 1968	TL1469431661 51°58′18″N 0°19′54″W / 51.971595°N 0.331765°W / 51.971595; -0.331765 (Church of St Mary)	1347110	Church of St Mary More images
High Down House with Buildings and Walls around Courtyard on North Side	Pirton	Courtyard House	1599	9 June 1952	TL1439530544 51°57′42″N 0°20′11″W / 51.961618°N 0.336488°W / 51.961618; -0.336488	1175442	High Down House with Buildings and Walls around Courtyard on North Side More images
Church of St Mary	Reed	Parish Church	Early 11th century	27 May 1968	TL3613235748 52°00′13″N 0°01′06″W / 52.003486°N 0.018249°W / 52.003486; -0.018249 (Church of St Mary)	1102559	Church of St Mary More images
Church of St John the Baptist	Royston	Church	Second Half 12th century	14 June 1964	TL3576240678 52°02′52″N 0°01′18″W / 52.047874°N 0.021682°W / 52.047874; -0.021682 (Church of St John the Baptist)	1295575	Church of St John the Baptist More images
Royston Cave	Royston	Cave	13th century OR 14th century	14 June 1976	TL3562940711 52°02′54″N 0°01′25″W / 52.048203°N 0.023607°W / 52.048203; -0.023607 (Royston Cave)	1102013	Royston Cave More images
18 Melbourn Street	Royston	House	18th century	14 June 1964	TL3576340737 52°02′54″N 0°01′18″W / 52.048404°N 0.021644°W / 52.048404; -0.021644 (18 Melbourn Street)	1174750	18 Melbourn Street More images
23 Kneesworth Street	Royston	House	c.1700 remodelling of earlier house	14 June 1964	TL3556640818 52°02′57″N 0°01′28″W / 52.04918°N 0.024483°W / 52.04918; -0.024483 (23 Kneesworth Street)	1295658	23 Kneesworth Street More images
Church of All Saints	Sandon	Parish Church	1348	27 May 1968	TL3223734526 51°59′36″N 0°04′32″W / 51.993446°N 0.075427°W / 51.993446; -0.075427 (Church of All Saints)	1176178	Church of All Saints More images
Almshoe Bury	St Ippolyts	Farmhouse	c. 1374	27 May 1968	TL2067125286 51°54′47″N 0°14′49″W / 51.913041°N 0.247034°W / 51.913041; -0.247034 (Almshoe Bury)	1102513	Upload Photo
Church of St Ippolyts	St Ippolyts	Parish Church	11th century	27 May 1968	TL1979227127 51°55′47″N 0°15′33″W / 51.929775°N 0.259167°W / 51.929775; -0.259167 (Church of St Ippolyts)	1347411	Church of St Ippolyts More images
Church of All Saints	St Paul's Walden	Parish Church	12th century or 13th century	27 May 1968	TL1925022284 51°53′11″N 0°16′07″W / 51.886369°N 0.26872°W / 51.886369; -0.26872 (Church of All Saints)	1347042	Church of All Saints More images
Church of the Holy Trinity	Church End, Weston	Parish Church	12th century	27 May 1968	TL2658829952 51°57′13″N 0°09′34″W / 51.953659°N 0.159341°W / 51.953659; -0.159341 (Church of the Holy Trinity)	1347414	Church of the Holy Trinity More images
Church of St Mary the Virgin	Great Wymondley	Parish Church	12th century	27 May 1968	TL2147528530 51°56′31″N 0°14′03″W / 51.942019°N 0.234207°W / 51.942019; -0.234207 (Church of St Mary the Virgin)	1102497	Church of St Mary the Virgin More images
The Priory	Little Wymondley	House	c1536 after 1536	27 May 1968	TL2186327974 51°56′13″N 0°13′44″W / 51.936938°N 0.228762°W / 51.936938; -0.228762 (The Priory)	1102499	Upload Photo
Wymondley Bury	Little Wymondley	Farmhouse	16th century	27 May 1968	TL2167827074 51°55′44″N 0°13′54″W / 51.928891°N 0.23177°W / 51.928891; -0.23177 (Wymondley Bury)	1347446	Upload Photo
Church of Saint Mary	Hitchin	Parish Church	12th century	13 April 1951	TL1849829120 51°56′53″N 0°16′38″W / 51.947963°N 0.277291°W / 51.947963; -0.277291 (Church of Saint Mary)	1296273	Church of Saint Mary More images
Church of St. Mary the Virgin	Baldock	Church	14th century	8 November 1949	TL2439633905 51°59′23″N 0°11′23″W / 51.989676°N 0.18979°W / 51.989676; -0.18979 (Church of St. Mary the Virgin)	1347611	Church of St. Mary the Virgin More images
The Priory	Hitchin	Country House	17th century	13 April 1951	TL1838328793 51°56′42″N 0°16′45″W / 51.945048°N 0.279076°W / 51.945048; -0.279076 (The Priory)	1102211	The Priory More images

St Albans

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Rothamsted Manor House	Hatching Green, Harpenden	Manor House	16th century	19 October 1953	TL1252613169 51°48′21″N 0°22′10″W / 51.805846°N 0.369338°W / 51.805846; -0.369338 (Rothamsted Manor House)	1347199	Rothamsted Manor House More images
Parish Church of St Mary	Redbourn Common, Redbourn	Parish Church	c. 1100	19 October 1953	TL0999411570 51°47′31″N 0°24′24″W / 51.791979°N 0.406553°W / 51.791979; -0.406553 (Parish Church of St Mary)	1295584	Parish Church of St Mary More images
Remains of Old Gorhambury House	St Michael, St Albans	Country House	1563	19 October 1953	TL1102907616 51°45′22″N 0°23′34″W / 51.756238°N 0.392815°W / 51.756238; -0.392815 (Remains of Old Gorhambury House)	1175197	Remains of Old Gorhambury House More images
Church of St Helen	Wheathampstead	Parish Church	Pre-Conquest	19 October 1953	TL1765314025 51°48′45″N 0°17′41″W / 51.812485°N 0.294721°W / 51.812485; -0.294721 (Church of St Helen)	1103657	Church of St Helen More images
Mackerye End	Wheathampstead	Manor House	1665	19 October 1953	TL1561015582 51°49′37″N 0°19′26″W / 51.826904°N 0.323824°W / 51.826904; -0.323824 (Mackerye End)	1103672	Mackerye End More images
Abbey Church of St Alban	St Albans	Abbey	1077–1088	8 May 1950	TL1445907090 51°45′03″N 0°20′36″W / 51.750821°N 0.343316°W / 51.750821; -0.343316 (Abbey Church of St Alban)	1103163	Abbey Church of St Alban More images
Church of St Michael's	St Albans	Church	Founded mid 10th century	8 May 1950	TL1357207304 51°45′11″N 0°21′22″W / 51.752924°N 0.35609°W / 51.752924; -0.35609 (Church of St Michael's)	1103089	Church of St Michael's More images
Clock Tower	St Albans	Bell Tower	1403–1412	8 May 1950	TL1465107150 51°45′05″N 0°20′26″W / 51.751321°N 0.340517°W / 51.751321; -0.340517 (Clock Tower)	1103127	Clock Tower More images
The Abbey Gate	St Albans	Gatehouse	14th century	8 May 1950	TL1439507106 51°45′04″N 0°20′39″W / 51.750978°N 0.344238°W / 51.750978; -0.344238 (The Abbey Gate)	1103077	The Abbey Gate More images
Verulamium	St Albans	Ruin	Roman	8 May 1950	TL1363407286 51°45′10″N 0°21′19″W / 51.75275°N 0.355198°W / 51.75275; -0.355198 (Verulamium)	1103030	Verulamium More images

Stevenage

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of Saint Nicholas	Stevenage	Church	c. 1125	18 February 1948	TL2407426207 51°55′14″N 0°11′50″W / 51.920571°N 0.197254°W / 51.920571; -0.197254 (Church of Saint Nicholas)	1176923	Church of Saint Nicholas More images
Rooks Nest House (Howards)	Stevenage	House	18th century	30 September 1976	TL2443826721 51°55′30″N 0°11′30″W / 51.925109°N 0.191778°W / 51.925109; -0.191778 (Rooks Nest House (Howards))	1176972	Rooks Nest House (Howards) More images

Three Rivers

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St Lawrence the Martyr	Abbots Langley	Parish Church	Late 12th century	1 September 1953	TL0948202189 51°42′28″N 0°25′01″W / 51.707766°N 0.416924°W / 51.707766; -0.416924 (Church of St Lawrence the Martyr)	1296433	Church of St Lawrence the Martyr More images
The Orchard	Chorleywood	House	1899–1900	16 July 1975	TQ0193295698 51°39′03″N 0°31′41″W / 51.650844°N 0.528044°W / 51.650844; -0.528044 (The Orchard)	1348234	Upload Photo
Moor Park and Orangery/Stable Block	Rickmansworth	Country House	Late 17th century	26 July 1951	TQ0745893316 51°37′42″N 0°26′56″W / 51.628407°N 0.448931°W / 51.628407; -0.448931	1173698	Moor Park and Orangery/Stable Block More images

Watford

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
Church of St Mary	Watford	Church	13th century	26 August 1952	TQ1107696316 51°39′17″N 0°23′45″W / 51.654668°N 0.395731°W / 51.654668; -0.395731 (Church of St Mary)	1101120	Church of St Mary More images
Holy Rood Church	Watford	Roman Catholic Church	1879–1900	12 September 1980	TQ1087796327 51°39′17″N 0°23′55″W / 51.654807°N 0.398603°W / 51.654807; -0.398603 (Holy Rood Church)	1101104	Holy Rood Church More images

Welwyn Hatfield

Name	Location	Type	Completed ^{[note 1]}	Date designated	Grid ref.^{[note 2]} Geo-coordinates	Entry number ^{[note 3]}	Image
New Saint Lawrence Church	Ayot St. Lawrence	Church	1778	24 January 1967	TL1917116895 51°50′17″N 0°16′18″W / 51.837956°N 0.271724°W / 51.837956; -0.271724 (New Saint Lawrence Church)	1348106	New Saint Lawrence Church More images
Brocket Hall	Lemsford	Country House	c. 1760	6 February 1952	TL2140813036 51°48′10″N 0°14′26″W / 51.802795°N 0.240624°W / 51.802795; -0.240624 (Brocket Hall)	1100987	Brocket Hall More images
Hatfield House	Old Hatfield, Hatfield	Country House	1607–1612	6 February 1952	TL2371508394 51°45′38″N 0°12′32″W / 51.760574°N 0.208836°W / 51.760574; -0.208836 (Hatfield House)	1173363	Hatfield House More images
Parish Church of St Etheldreda	Hatfield	Church	13th century	30 March 1966	TL2350508488 51°45′41″N 0°12′43″W / 51.761465°N 0.211844°W / 51.761465; -0.211844 (Parish Church of St Etheldreda)	1348124	Parish Church of St Etheldreda More images
The Palace	Old Hatfield, Hatfield	Bishops Palace	c. 1480	6 February 1952	TL2357808460 51°45′40″N 0°12′39″W / 51.761197°N 0.210796°W / 51.761197; -0.210796 (The Palace)	1348152	The Palace More images
North Mymms Park with Adjoining Garden Walls and Ha Ha	North Mymms	Country House	c. 1600	6 February 1952	TL2177604267 51°43′26″N 0°14′18″W / 51.72391°N 0.23836°W / 51.72391; -0.23836	1100946	North Mymms Park with Adjoining Garden Walls and Ha Ha More images

Notes

Kundivihira

National Heritage List for England

External links

Media related to Grade I listed buildings in Hertfordshire at Wikimedia Commons

Tɛmplet:Listed buildings in Hertfordshire Tɛmplet:GradeIListedbuilding Tɛmplet:Hertfordshire

1 2 3 4 5 6 7 8 9 10 The date given is the date used by Historic England as significant for the initial building or that of an important part in the structure's description.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya
1 2 3 4 5 6 7 8 9 10 Sometimes known as OSGB36, the grid reference is based on the British national grid reference system used by the Ordnance Survey.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya
1 2 3 4 5 6 7 8 9 10 The "List Entry Number" is a unique number assigned to each listed building and scheduled monument by Historic England.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya

[EH_listed_building_header_note_1-1] 1 2 3 4 5 6 7 8 9 10 The date given is the date used by Historic England as significant for the initial building or that of an important part in the structure's description.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya

[EH_listed_building_header_note_2-2] 1 2 3 4 5 6 7 8 9 10 Sometimes known as OSGB36, the grid reference is based on the British national grid reference system used by the Ordnance Survey.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya

[EH_listed_building_header_note_3-3] 1 2 3 4 5 6 7 8 9 10 The "List Entry Number" is a unique number assigned to each listed building and scheduled monument by Historic England.A chirim ya: &It;ref> tuma maa yi laɣingu din yuli nyɛ "note", ka lee bi saɣiritiri $It;references group ="note"/> tuka maa bon nya

[note 1]

[note 2]

[note 3]