Detached
£388,462
79% above the Caernarfon average
18.9% of sales
What is the average house price in Caernarfon? £217,195
The average house price in Caernarfon is £217,195, based on 90 homes sold in the 12 months to July 2026. Prices are up 4.6% (£9,646) on a year earlier.
- 1 year change
- +4.6%
- Sold in 12 months
- 90
- Data up to
- July 2026
Sold prices from HM Land Registry, not asking prices. How we calculate this
How much does each type of property cost in Caernarfon?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£220,162
1% above the Caernarfon average
26.2% of sales
Terraced
£150,302
31% below the Caernarfon average
51.2% of sales
Flats
£75,000
65% below the Caernarfon average
3.7% of sales
Are house prices in Caernarfon going up or down?
House prices in Caernarfon are rising: up 4.6% (£9,646) over the past year. Over the past 10 years, prices are up 51.2% (£73,570).
Past 12 months
+4.6%
+£9,646From £207,549 to £217,195
£222,308£202,833
Past 10 years
+51.2%
+£73,570From £143,625 to £217,195
£217,195£143,625
Quick answers for Caernarfon
8 key facts at a glance.
When did prices peak?
£392,500
Highest average, reached in March 2026
How many homes sold?
90
In the last 12 months-38.8% year on year
What sells most often?
Terraced houses
51.2% of recent sales
What is the most common price range?
£150k - £200k
37.7% of sales
How many people live in Caernarfon?
10,087
2,684 people per square mile · Very High (Census 2021)
Population density is Very High, on a scale from Very Low to Very High.
Usual residents, including communal establishments.
How many households are in Caernarfon?
4,413
1,174 households per square mile · Very High (Census 2021)
Household density is Very High, on a scale from Very Low to Very High.
Occupied households, not communal establishments.
How much green space is in Caernarfon?
26 m² per resident
Less green space per resident than 58% of areas in England and Wales. That's about 3.6 football pitches for every 1,000 residents.
2.7% of the area · 1 public park. Parks, playing fields, allotments and other public green space, not counting golf courses. Contains OS data © Crown copyright and database right 2026.
How does Caernarfon rank?
48th most expensive area of Gwynedd.
Compared with 64 areas
What are the most expensive homes sold in Caernarfon?
The highest recorded sale prices in Caernarfon, from HM Land Registry.
How do house prices in Caernarfon compare with nearby areas?
Caernarfon compared with the 6 nearest other areas in Gwynedd.
Caernarfon vs Bontnewydd
- Caernarfon
- £217,195
- Bontnewydd
- £224,419+£7,224
Open comparison
Caernarfon vs Llanrug
- Caernarfon
- £217,195
- Llanrug
- £223,657+£6,462
Open comparison
Caernarfon vs Waunfawr
- Caernarfon
- £217,195
- Waunfawr
- £233,272+£16,077
Open comparison
Caernarfon vs Y Felinheli
- Caernarfon
- £217,195
- Y Felinheli
- £238,530+£21,335
Open comparison
Caernarfon vs Llanwnda
- Caernarfon
- £217,195
- Llanwnda
- £265,833+£48,638
Open comparison
Caernarfon vs Llandwrog
- Caernarfon
- £217,195
- Llandwrog
- £253,000+£35,805
Open comparison
Thinking of buying in Caernarfon?
There's a lot to think about. Whether it's a home to live in or a buy-to-let, our free checklist walks you through what to check before you make an offer.
What to check before you buyWhere does this data come from?
Price information is from HM Land Registry, location boundaries are from OpenStreetMap, and households and population are from Nomis Census 2021 postcode estimates (21 March 2021). Parks and green space are from OS Open Greenspace. Contains OS data © Crown copyright and database right 2026.
Last updated 7 October 2026 at 02:01 with the latest Land Registry data (July 2026). The Caernarfon dataset covers 451 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.