Trewithen House
Grade I listed country house in Probus, Cornwall, England, UK.
Each edition grades its towns against each other only.

Nothing is mapped inside Probus’ built-up area, but 3 places to visit are within 5 km of its edge. The commonest are a historic house, a museum and an attraction. Allow a day for Truro Cathedral, 7.9 km off.
Following Trewithen House are a museum and an attraction.
Historic houseTrewithen House900 m outside town, to the eastMuseumMuseumHeritage Centre3.2 km outside town, to the eastAttractionAttractionBike Park Kernow3.9 km outside town, to the northeastEach has a page of its own: what it is, who runs it, the weather month by month and what else is near it.
Head east for most of the 3 just outside.
The dashed line is Probus’ built-up area; orange marks its middle (where most people live). Numbers match the list below. © OpenStreetMap contributors · ONS built-up area 2022
Between them they are a historic house, a museum and an attraction.
Green: inside Probus. Grey: within 5 km of its edge.
You will find all 3 within 5 km of its edge.
Close and well known first. Churches and listed buildings are on the History page, not here.
12 listed buildings are on Probus’ History page → · Parks, footpaths and green space in Probus →
Out of town, Truro Cathedral (7.9 km) leads 12 names to know.
CathedralTruro Cathedral7.9 km southwest
GardenEden Project16 km northeastGardenGardenThe Lost Gardens of Heligan10 km east
Castle · English HeritagePendennis Castle18 km southwest
Castle · English HeritageSt Mawes Castle16 km south
MuseumRoyal Cornwall Museum8.2 km southwest
Art galleryTate St Ives39 km west · 214K visitors a year (2009)
Castle · English HeritageRestormel Castle25 km northeastGardenGarden · National TrustTrelissick Garden10 km southwest
Historic house · National TrustTrerice12 km northwest
CastleCaerhays Castle9.5 km southeast
Historic houseTregothnan7.1 km southwestPlaces well known beyond Probus (Wikipedia articles in several languages, published visitor counts, or a National Trust, English Heritage or Cadw property), close and famous first. Distances are straight lines from the middle of the town.
No attraction is mapped inside Probus itself. Within 5 km of it are Trewithen House, Heritage Centre and Bike Park Kernow.
1 museum or gallery is in or within 5 km of Probus: Heritage Centre.
None within 5 km. The nearest well-known one on our list is Pendennis Castle (English Heritage), 18 km southwest.
Within 40 km: Truro Cathedral (7.9 km), Eden Project (16 km), The Lost Gardens of Heligan (10 km), Pendennis Castle (18 km).
Probus has 12 listed buildings, 1 of them Grade I. They are on its History page, from Historic England’s list, not repeated here.
From OpenStreetMap (museums, galleries, zoos, theme parks and attractions, castles, forts and abbeys, and historic houses and gardens that are open to visitors) and Wikidata (what each place is, who runs it, its website and visitor counts). A place counts for Probus when it is inside the ONS 2022 built-up area, and as nearby within 5 km of its edge. Opening times and prices are not shown: check the official site.
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).
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.