Detached
£300,194
38% above the Porthmadog average
27.3% of sales
What is the average house price in Porthmadog? £218,266
The average house price in Porthmadog is £218,266, based on 58 homes sold in the 12 months to September 2026. Prices are up 3.4% (£7,168) on a year earlier.
- 1 year change
- +3.4%
- Sold in 12 months
- 58
- Data up to
- September 2026
Sold prices from HM Land Registry, not asking prices. How we calculate this
How much does each type of property cost in Porthmadog?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£318,000
46% above the Porthmadog average
8.6% of sales
Terraced
£168,704
23% below the Porthmadog average
55.5% of sales
Flats
£148,250
32% below the Porthmadog average
8.6% of sales
Are house prices in Porthmadog going up or down?
House prices in Porthmadog are rising: up 3.4% (£7,168) over the past year. Over the past 10 years, prices are up 29.7% (£49,994).
Past 12 months
+3.4%
+£7,168From £211,098 to £218,266
£224,177£211,098
Past 10 years
+29.7%
+£49,994From £168,272 to £218,266
£239,776£168,272
Quick answers for Porthmadog
9 key facts at a glance.
When did prices peak?
£538,750
Highest average, reached in February 2024
How many homes sold?
58
Recorded so far for the 12 months to September 2026
What sells most often?
Terraced houses
55.5% of recent sales
What is the most common price range?
£200k - £300k
36.7% of sales
How many people live in Porthmadog?
3,898
525 people per square mile · High (Census 2021)
Population density is High, on a scale from Very Low to Very High.
Usual residents, including communal establishments.
How many households are in Porthmadog?
1,830
247 households per square mile · High (Census 2021)
Household density is High, on a scale from Very Low to Very High.
Occupied households, not communal establishments.
How much green space is in Porthmadog?
43 m² per resident
More green space per resident than 68% of areas in England and Wales. That's about 6 football pitches for every 1,000 residents.
0.9% 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.
What is the crime rate in Porthmadog?
101 crimes per 1,000 residents
Very High · +2.9% on the previous year · 12 months to September 2026
Crime rate is Very High, on a scale from Very Low to Very High.
Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
How does Porthmadog rank?
44th most expensive area of Gwynedd.
Compared with 64 areas
What are the most expensive homes sold in Porthmadog?
The highest recorded sale prices in Porthmadog, from HM Land Registry.
How do house prices in Porthmadog compare with nearby areas?
Porthmadog compared with the 6 nearest other areas in Gwynedd.
Porthmadog vs Penrhyndeudraeth
- Porthmadog
- £218,266
- Penrhyndeudraeth
- £166,450−£51,816
Open comparison
Porthmadog vs Talsarnau
- Porthmadog
- £218,266
- Talsarnau
- £197,333−£20,933
Open comparison
Porthmadog vs Criccieth
- Porthmadog
- £218,266
- Criccieth
- £299,640+£81,374
Open comparison
Porthmadog vs Harlech
- Porthmadog
- £218,266
- Harlech
- £192,858−£25,408
Open comparison
Porthmadog vs Dolbenmaen
- Porthmadog
- £218,266
- Dolbenmaen
- £171,166−£47,100
Open comparison
Porthmadog vs Llanfrothen
- Porthmadog
- £218,266
- Llanfrothen
- £270,000+£51,734
Open comparison
Thinking of buying in Porthmadog?
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. Crime is from police.uk street-level data. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
Last updated 6 November 2026 at 00:19 with the latest Land Registry data (September 2026). The Porthmadog dataset covers 237 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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