Surveyors · St Columb Major, Cornwall
RICS Level 2 and Level 3 surveys for homes in St Columb Major, Cornwall, with local data on age, flood, radon and listed buildings.
Our suggestion for St Columb Major
About a fifth or more of St Columb Major's homes are pre-1919, so the right survey depends on the house. For a pre-1919, listed, extended or altered home, choose a Level 3. For a conventional home in reasonable condition, a Level 2 is usually enough.
In 2025, 53 homes sold in St Columb Major at a median price of £240,000, down 4% on 2024's £250,000.
| Type | Median |
|---|---|
| detached | £379,000 |
| semi-detached | £230,000 |
| terraced | £183,000 |
Sales mix: detached 38%, semi-detached 28%, terraced 28%, flat/maisonette 6%. TR9. HM Land Registry, 2025, ONS built-up area. Residents: St Columb Major built-up area, ONS Census 2021.
Before-1919 homes make up 22% of the stock here. Solid-walled houses behave differently from modern ones; watch for hard cement pointing and modern coatings that hold moisture in, and treat any 'rising damp' diagnosis from a damp-proofing salesman with caution.
Source: VOA, Mar 2025
Historic England lists 84 buildings in and around St Columb Major, including Church Of St Columba (Grade I); Bank House (Grade II*); Flanking Walls And Gateway To The Bridge Over The Moat About 8 Metres East Of The Old Rectory (Grade II*). Buying a listed home? Ask the seller for consents for any past alterations, as unauthorised works stay with the building.
List entries: Church Of St Columba · Bank House · Flanking Walls And Gateway To The Bridge Over The Moat About 8 Metres East Of The Old Rectory
Source: Historic England
Conservation area here: St Columb Major. Inside a conservation area, things like replacement windows and roof changes can need permission, which matters if you're planning work.
Source: planning.data.gov.uk
Only 0 of the 35 postcodes we checked have their centre in Flood Zone 2 or 3. That's rivers and sea only; surface water is mapped separately, so still check the address.
Source: Environment Agency
The 1 km radon map square at the centre of St Columb Major 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. Ask the seller for any radon test result, or test after you move in; remedies are usually straightforward.
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 St Columb Major the bedrock is mudstone, siltstone and sandstone (98%). 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 St Columb Major 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
Leasehold made up 17% of St Columb Major sales in 2025. Ask about years left on the lease, service charges and the sinking fund.
Source: HM Land Registry
St Columb Major LSOAs with 2025 sales. VOA, Mar 2025.
Thinking of selling in St Columb Major? 2025 medians by type: detached £379,000, semi-detached £230,000, terraced £183,000. Every home is different, which is why our market appraisal is in person, and free.
Need an EPC in St Columb Major? EPCs in St Columb Major. Request a quote for your sale or let.
Also covering: Mawgan Porth. We survey these places too; they don't have a page of their own.
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Based on HM Land Registry Price Paid Data, 53 homes sold in St Columb Major in 2025 with a median price of £240,000 (down 4% on 2024's £250,000). The most common type sold was detached (38% of sales).
We carry out RICS Level 2 and Level 3 surveys. Which you need depends on the age and type of the house. Roughly 22% of St Columb Major's homes pre-date 1919. 84 listed buildings in and around St Columb Major, 9 of them Grade I or II*. The house itself decides it, so use the chooser or ask us.
Yes, mostly: 100% of the 35 sold postcodes we checked are in an Affected Area, and the central 1 km square is class 6 (30% or more of homes above the Action Level).
0 out of 35 checked St Columb Major postcodes sit in Flood Zone 2 or 3, 0 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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