Surveyors · Boscastle, Cornwall
Buying in Boscastle? Here's what the public data says about its homes, and which RICS survey suits them.
Our suggestion for Boscastle
Choose by age in Boscastle: a Level 2 for post-war homes, a Level 3 for period ones. If the house is Victorian or older, listed, or has been heavily extended, go Level 3. Otherwise a Level 2 normally does the job.
£282,500 was the middle price of the 18 Boscastle homes sold in 2025; that's down 20% on 2024's £352,500.
| Type | Median |
|---|---|
| detached | £387,500 |
| terraced | £252,500 |
Sales mix: terraced 56%, detached 33%, semi-detached 6%, flat/maisonette 6%. PL35. HM Land Registry, 2025, ONS built-up area. Residents: Boscastle built-up area, ONS Census 2021.
38% of the housing stock in these neighbourhoods dates from before 1919 and 36% from before 1900. Expect solid walls rather than cavities, so damp diagnosis needs care: cement renders, plastic paints and raised ground levels trap moisture in walls that were designed to breathe.
Source: VOA, Mar 2025
Historic England lists 84 buildings in and around Boscastle, including Church Of St Symphorian (Grade II*). On a listed home, like-for-like repairs with traditional materials are the rule; your surveyor should flag anything that looks unconsented.
List entries: Church Of St Symphorian
Source: Historic England
Conservation area here: Boscastle. If you plan changes, check with the council first: conservation area rules limit what you can do without permission.
Source: planning.data.gov.uk
3 of the 18 postcodes we checked (postcodes where homes sold in 2025) have their centre in Environment Agency Flood Zone 2 or 3, and 1 in Zone 3. Ask the seller about any past flooding and check insurance costs before you exchange.
Source: Environment Agency
The 1 km radon map square at the centre of Boscastle is class 6: an estimated 30% or more of homes are above the radon Action Level. 100% of the sold postcodes we checked fall in a radon Affected Area. Check whether the house has a radon sump or membrane, and if there's no test result, plan one in the first year.
Source: UKHSA/BGS
Cornwall's metal-mining history means conveyancers usually order a mining search, and concrete-block homes built before about 1950 may need a mundic test for a mortgage.
Source: UNESCO WHS; RICS
Under most of Boscastle the bedrock is mudstone, siltstone and sandstone (100%). This is the 'killas' country of slate and shale; older homes are often rubble stone, sometimes slate-hung, and weathering of soft stone and mortar is common.
Source: BGS 625k
The BGS GeoSure 5 km hexagon covering Boscastle shows moderate slope instability (landslides) potential. That's a broad screen, not a site assessment; look for cracking, sticking doors and leaning walls.
Source: BGS GeoSure
Being about 0.7 km from the coast, homes here take the weather; inspect pointing, render and roof fixings closely.
Source: Natural Earth
Boscastle LSOAs with 2025 sales. VOA, Mar 2025.
Thinking of selling in Boscastle? 2025 medians by type: detached £387,500, terraced £252,500. Your house isn't an average, so we come and look: the appraisal is free.
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Based on HM Land Registry Price Paid Data, 18 homes sold in Boscastle in 2025 with a median price of £282,500 (down 20% on 2024's £352,500). The most common type sold was terraced (56% of sales).
We carry out RICS Level 2 and Level 3 surveys. Which you need depends on the age and type of the house. 38% of homes in the 1 neighbourhoods where Boscastle homes sold were built before 1919. 84 listed buildings in and around Boscastle, 1 of them Grade I or II*. If in doubt, the chooser on our survey page takes a minute.
Largely, yes. The central square is class 6, meaning 30% or more of homes are estimated above the Action Level, and 100% of checked postcodes are affected.
3 out of 18 checked Boscastle postcodes sit in Flood Zone 2 or 3, 1 of them in Zone 3. That's river and sea flooding; surface water is separate.
Yes in practice: lenders expect one across Cornwall. The conveyancer arranges it.
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