Caernarfon - LL55
The average house price in Caernarfon (LL55) was £222,518 in 2025, up 380% from £46,391 in 1995. Prices peaked at £228,508 in 2024.
Over the last ten years, average prices have risen 41% (from £157,629 in 2015). The median sale price in 2025 was £205,000 across 266 sales. 8,670 transactions have been recorded in LL55 since 1995.
So far in 2026, 101 sales have been recorded at an average price of £233,853 (year to date).
2025 prices at a glance
| Property type | Average price | Median price | Sales |
|---|---|---|---|
| All types | £222,518 | £205,000 | 266 |
| Detached | £315,746 | £305,000 | 77 |
| Semi-detached | £224,386 | £225,000 | 69 |
| Terraced | £165,077 | £158,000 | 113 |
| Flats/maisonettes | £105,850 | £105,000 | 7 |
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.