The information on this page is based on a number of underlying datasets, most of which are updated monthly. We maintain an update schedule which explains which version of each dataset we are currently relying on.
9 POLSETHOW is a large extended detached house of 132m², built sometime between 1976 and 1982, which could now be worth an estimated £400,742. It was last sold for £290,000 in October 2015, which was around 7% below the average October 2015 detached price in the Cornwall local authority area. The most recent EPC inspection was May 2025, where the current energy rating was C, and the potential energy rating was B.
Land registry data shows one sale for 9 POLSETHOW since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the Cornwall local authority area for the corresponding sale date. The average price is sourced from the Office for National Statistics' House Price Index (HPI).
| Date | Price | HPI Price | Variation from HPI |
|---|---|---|---|
2015 21 OCT | £290,000 | £310,165 | 7% below HPI |
9 POLSETHOW might now be worth an estimated £400,742.
This is based on house price inflation of 38.2%, between October 2015 and May 2026, for detached houses, in the Cornwall local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 38.2% inflationary increase is applied to the most recent sale price for 9 POLSETHOW of £290,000 on 21st October 2015. For the value to have increased from £290,000 to £400,742 over the eleven years and five months to May 2026, the following assumptions must hold true:
9 POLSETHOW is 132m², which includes two extensions, according to the EPC inspection conducted in May 2025. This puts it in the largest 30% of detached houses in Penryn, based on EPC data. The below chart shows the distribution of detached houses by size in Penryn, and where 9 POLSETHOW lies on this distribution: 75% of detached houses are smaller than 9 POLSETHOW, and 24% of detached houses are larger. Note that EPC data is not available for all properties in Penryn.

9 POLSETHOW sits on a plot of roughly 0.103 of an acre, or 416m².
9 POLSETHOW is located in PENRYN, in the TR10 postcode district.
Most recent sales first: