Certificate of immunity

Walden House

Field	Value	Fact links
Reference	1485731	Facts
Prefix	certificate-of-immunity	Facts
Name	Walden House	Facts
Dataset	Certificate of immunity	no fact link
Organisation	Historic England	no fact link
Start date	2024-04-11	no fact link
End date	2029-04-10	no fact link
Entry date	2025-05-01	Facts
Typology	geography	no fact link
Geometry	MULTIPOLYGON (((-0.150827 51.490975, -0.15082 51.490963, -0.150531 51.491024, -0.150465 51.491093, -0.150359 51.491253, -0.150384 51.491325, -0.150641 51.491436, -0.150732 51.491354, -0.150542 51.491273, -0.150537 51.491256, -0.150604 51.491157, -0.150652 51.49111, -0.150873 51.491064, -0.150829 51.490979, -0.150895 51.490955, -0.150827 51.490975)), ((-0.150892 51.491165, -0.150917 51.491214, -0.150752 51.491256, -0.150714 51.49129, -0.150774 51.491317, -0.150804 51.491289, -0.150795 51.491273, -0.151027 51.491229, -0.150972 51.491117, -0.150861 51.491139, -0.150872 51.49116, -0.150888 51.491157, -0.150892 51.491165))) MULTIPOLYGON (((-0.150827 51.490975, -0.15082 51.490963, -0.150531 51.491024, -0.150465 51.491093, -0.150359 51.491253, -0.150384 51.491325, -0.150641 51.491436, -0.150732 51.491354, -0.150542 51.491273, -0.150537 51.491256, -0.150604 51.491157, -0.150652 51.49111, -0.150873 51.491064, -0.150829 51.490979, -0.150895 51.490955, -0.150827 51.490975)), ((-0.150892 51.491165, -0.150917 51.491214, -0.150752 51.491256, -0.150714 51.49129, -0.150774 51.491317, -0.150804 51.491289, -0.150795 51.491273, -0.151027 51.491229, -0.150972 51.491117, -0.150861 51.491139, -0.150872 51.49116, -0.150888 51.491157, -0.150892 51.491165)))	Facts
Point	`POINT (-0.150634 51.491189)`	Facts
Documentation url	https://historicengland.org.uk/listing/the-list/list-entry/1485731	Facts

{
    "reference": "1485731",
    "prefix": "certificate-of-immunity",
    "name": "Walden House",
    "dataset": "certificate-of-immunity",
    "organisation-entity": "16",
    "start-date": "2024-04-11",
    "end-date": "2029-04-10",
    "entry-date": "2025-05-01",
    "typology": "geography",
    "geometry": "MULTIPOLYGON (((-0.150827 51.490975, -0.15082 51.490963, -0.150531 51.491024, -0.150465 51.491093, -0.150359 51.491253, -0.150384 51.491325, -0.150641 51.491436, -0.150732 51.491354, -0.150542 51.491273, -0.150537 51.491256, -0.150604 51.491157, -0.150652 51.49111, -0.150873 51.491064, -0.150829 51.490979, -0.150895 51.490955, -0.150827 51.490975)), ((-0.150892 51.491165, -0.150917 51.491214, -0.150752 51.491256, -0.150714 51.49129, -0.150774 51.491317, -0.150804 51.491289, -0.150795 51.491273, -0.151027 51.491229, -0.150972 51.491117, -0.150861 51.491139, -0.150872 51.49116, -0.150888 51.491157, -0.150892 51.491165)))",
    "point": "POINT (-0.150634 51.491189)",
    "entity": 2300267,
    "documentation-url": "https://historicengland.org.uk/listing/the-list/list-entry/1485731"
}

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© Historic England 2025. Contains Ordnance Survey data © Crown copyright and database right 2025. The Historic England GIS Data contained in this material was obtained on [date]. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

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