Llanishen - CF23
The average house price in Llanishen (CF23) was £361,909 in 2025, up 428% 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 567 sales. 23,686 transactions have been recorded in CF23 since 1995.
So far in 2026, 120 sales have been recorded at an average price of £340,284 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £361,909 | £290,000 | 567 |
| Detached | £584,648 | £520,450 | 116 |
| Semi-detached | £380,168 | £320,000 | 139 |
| Terraced | £310,577 | £246,750 | 188 |
| Flats/maisonettes | £210,896 | £185,000 | 124 |
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.