Llanishen - CF23
The average house price in Llanishen (CF23) was £362,777 in 2025, up 429% from £68,605 in 1995.
Over the last ten years, average prices have risen 53% (from £236,697 in 2015). The median sale price in 2025 was £290,000 across 603 sales. 23,801 transactions have been recorded in CF23 since 1995.
So far in 2026, 199 sales have been recorded at an average price of £360,003 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £362,777 | £290,000 | 603 |
| Detached | £579,008 | £515,450 | 128 |
| Semi-detached | £378,690 | £320,000 | 147 |
| Terraced | £309,587 | £245,500 | 199 |
| Flats/maisonettes | £212,141 | £190,000 | 129 |
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.