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.
12 MOUNTAIN ASH is a large extended semi-detached house of 122m², built sometime between 1967 and 1975, which could now be worth an estimated £542,656. It was last sold for £230,000 in February 2004, which was around 24% above the average February 2004 semi-detached price in the Bath and North East Somerset local authority area. The most recent EPC inspection was January 2018, where the current energy rating was C, and the potential energy rating was C.
Land registry data shows one sale for 12 MOUNTAIN ASH since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the Bath and North East Somerset 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 |
|---|---|---|---|
2004 20 FEB | £230,000 | £184,957 | 24% above HPI |
12 MOUNTAIN ASH might now be worth an estimated £542,656.
This is based on house price inflation of 135.9%, between February 2004 and April 2026, for semi-detached houses, in the Bath and North East Somerset local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 135.9% inflationary increase is applied to the most recent sale price for 12 MOUNTAIN ASH of £230,000 on 20th February 2004. For the value to have increased from £230,000 to £542,656 over the 21 years and ten months to April 2026, the following assumptions must hold true:
12 MOUNTAIN ASH is 122m², which includes one extension, according to the EPC inspection conducted in January 2018. This puts it in the largest 30% of semi-detached houses in Bath, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Bath, and where 12 MOUNTAIN ASH lies on this distribution: 73% of semi-detached houses are smaller than 12 MOUNTAIN ASH, and 26% of semi-detached houses are larger. Note that EPC data is not available for all properties in Bath.

12 MOUNTAIN ASH sits on a plot of roughly 0.052 of an acre, or 209m².
12 MOUNTAIN ASH is located in BATH, in the BA1 postcode district.
Most recent sales first: