Mountain Ash - CF45
The average house price in Mountain Ash (CF45) was £142,263 in 2025, up 310% from £34,703 in 1995.
Over the last ten years, average prices have risen 97% (from £72,315 in 2015). The median sale price in 2025 was £123,500 across 192 sales. 7,957 transactions have been recorded in CF45 since 1995.
So far in 2026, 43 sales have been recorded at an average price of £151,499 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £142,263 | £123,500 | 192 |
| Detached | £354,400 | £360,000 | 15 |
| Semi-detached | £167,222 | £157,000 | 29 |
| Terraced | £116,725 | £117,000 | 143 |
| Flats/maisonettes | £91,500 | £95,000 | 5 |
Price
Type
Average Price by Year
Median Price by Year
Transaction Volume by Year
Data source: UK Land Registry Price Paid Data. Inflation data: ONS CPI series D7BT. Real prices expressed in 2026 pounds.