Grimsby Old Blockhouse
Grimsby Old Blockhouse is a 16th century monument. It lies 3.8 km north of Hugh Town. On the official register, it is a Grade II listed building.
Fort near Hugh Town
Just outside Hugh Town
Grimsby Old Blockhouse is 3.8 km north of Hugh Town. Towns near it ↓
Grade II listed building
On the official list of protected heritage; Hugh Town has 70 listed buildings in all, on its History page. About ↓
Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.
Seasons in Hugh Town
The warmest stretch in Hugh Town is June to September, at 18–20°C in the afternoon.
Grimsby Old Blockhouse
Readers can find it on Wikipedia in 2 languages. Add King Charles's Castle, 1.6 km away, to a visit; it leads 16 places within 15 km.
- Type
- Fort
- Listed
- Grade II listed building
- Wikipedias
- Covered in 2 languages
- Town
- 3.8 km north of Hugh Town
- Official site
- english-heritage.org.uk/visit/places/old-blockhouse
The way to Grimsby Old Blockhouse
The map centres on Grimsby Old Blockhouse, in orange, with nearby places numbered.
© OpenStreetMap contributors · ONS built-up area 2022
Bases near Grimsby Old Blockhouse
Each of these towns lists it on its own page of things to do.
Hugh Town
Also near Grimsby Old Blockhouse
Within 15 km you can add 3 castles, 2 museums and a garden.
Castle · English HeritageCromwell's Castle1.6 km away3
GardenTresco Abbey Gardens1.2 km away4
Fort · English HeritageHarry's Walls4.7 km away5
MuseumValhalla Museum1.4 km away6
CastleStar Castle4.8 km away7
Abbey or priorySt. Nicholas Priory Ruins1.3 km away8
MuseumIsles of Scilly Museum5 km awayWithin 15 km, close and well known first. Numbers match the map.
Visiting Grimsby Old Blockhouse: the answers
Where is Grimsby Old Blockhouse?
Grimsby Old Blockhouse is 3.8 km north of Hugh Town, Cornwall.
What is Grimsby Old Blockhouse?
16th century monument in Scilly.
When is the best time to visit Grimsby Old Blockhouse?
June to September are the warmest months in Hugh Town, with afternoon highs of 18–20°C (Met Office 1991–2020 averages).
Is Grimsby Old Blockhouse a listed building?
Yes: Grade II listed building.
What else is there to see near Grimsby Old Blockhouse?
Within 15 km: King Charles's Castle (1.6 km), Cromwell's Castle (1.6 km), Tresco Abbey Gardens (1.2 km) and Harry's Walls (4.7 km).
Places: OpenStreetMap (© OpenStreetMap contributors, Open Database Licence) and Wikidata (CC0), placed in the ONS 2022 built-up area (Open Government Licence v3.0). Visitor counts are the latest Wikidata gives, with their year.
Photos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).
Photo credits (8)
- Grimsby Old Blockhouse: Lambert, CC BY-SA 2.0, Wikimedia Commons
- Cromwell's Castle: Public domain, Wikimedia Commons
- Tresco Abbey Gardens: Andrewrabbott at English Wikipedia, Public domain, Wikimedia Commons
- Harry's Walls: Bob Embleton, CC BY-SA 2.0, Wikimedia Commons
- Valhalla Museum: Stephen McKay, CC BY-SA 2.0, Wikimedia Commons
- Star Castle: David Purchase, CC BY-SA 2.0, Wikimedia Commons
- St. Nicholas Priory Ruins: Lambert, CC BY-SA 2.0, Wikimedia Commons
- Isles of Scilly Museum: Andrew Abbott, CC BY-SA 2.0, Wikimedia Commons
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.