

Exclusive-use castle
Grimsbury Castle
Thatcham, Sussex
Level 3 Tower, Fort & FollyLevel 3: an 18th-century sham castle built as a gamekeeper's lodge next to the Grimsbury hillfort. It is a folly rather than a fortified building, and local histories describe it as a private house.
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What we know so far
Grimsbury Castle is listed on our site as an exclusive-use castle in Thatcham, Sussex.
We have not yet written our full review, so this page sticks to what the listing data shows and what is nearby.
- Castle Authenticity Scale
- Level 3: Tower, Fort & Folly
- Built
- Probably circa 1799
- Architecture
- 18th-century battlemented sham castle (gamekeeper's lodge)
- Heritage status
- Not a listed building; stands beside the Grimsbury Castle hillfort, a Scheduled Monument since 1968
- Listed on Booking.com
- Parking, Free wifi, Kitchen
- Last checked
- September 2026
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Where Grimsbury Castle is.
Map tiles from OpenStreetMap.
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