Access unclearno public right of way confirmed — check locally before setting out
Substantial ruinsruined, but plenty survives above ground
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Polruan Blockhouse is an artillery fort in Cornwall. The Albion Guide lists seven artillery forts in the county; this is one of them. The surrounding countryside is part of Cornwall National Landscape National Landscape.
The closest station is Par, 5.5 km to the north-west. Nearby castles include Fowey Blockhouse and St Catherine's Castle.
More at the National Heritage List entry
