Listed Building FactsEvidence report · prepared 18 October 2026https://listedbuildingfacts.com/entity/1194332
Official heritage place evidence
The Great Barn, Harmondsworth
Source fields are shown as published in the approved projection. Unknown and unavailable values are not inferred. Projection generated 3 Sept 2026, 22:27.
Published location
Where is The Great Barn, Harmondsworth?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
51.489719, -0.479926
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Id
1194332
Name
The Great Barn, Harmondsworth
Grade
I
Designation Date
1950-03-01
Designation Status
Current in source snapshot
Snapshot Date
2014-07-11
Official Url
Point
POINT (-0.479926 51.489719)
Longitude
-0.479926
Latitude
51.489719
Source
Planning Data listed-building dataset