Detached
£297,136
53% above the Ystradgynlais average
25.5% of sales
What is the average house price in Ystradgynlais? £194,268
The average house price in Ystradgynlais is £194,268, based on 72 homes sold in the 12 months to September 2026. Prices are up 8.4% (£15,123) on a year earlier.
- 1 year change
- +8.4%
- Sold in 12 months
- 72
- 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 Ystradgynlais?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£151,831
22% below the Ystradgynlais average
44.6% of sales
Terraced
£145,784
25% below the Ystradgynlais average
29.9% of sales
Are house prices in Ystradgynlais going up or down?
House prices in Ystradgynlais are rising: up 8.4% (£15,123) over the past year. Over the past 10 years, prices are up 71.1% (£80,747).
Past 12 months
+8.4%
+£15,123From £179,145 to £194,268
£194,268£174,995
Past 10 years
+71.1%
+£80,747From £113,521 to £194,268
£203,027£113,521
Quick answers for Ystradgynlais
9 key facts at a glance.
When did prices peak?
£390,000
Highest average, reached in September 2026
How many homes sold?
72
Recorded so far for the 12 months to September 2026
What sells most often?
Semi-detached houses
44.6% of recent sales
What is the most common price range?
£100k - £150k
32.6% of sales
How many people live in Ystradgynlais?
8,259
388 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 Ystradgynlais?
3,734
175 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 Ystradgynlais?
38 m² per resident
More green space per resident than 61% of areas in England and Wales. That's about 5.3 football pitches for every 1,000 residents.
0.6% of the area · 5 public parks. 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 Ystradgynlais?
85 crimes per 1,000 residents
Very High · +2.3% 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 Ystradgynlais rank?
105th most expensive area of Powys.
Compared with 110 areas
What are the most expensive homes sold in Ystradgynlais?
The highest recorded sale prices in Ystradgynlais, from HM Land Registry.
How do house prices in Ystradgynlais compare with nearby areas?
Ystradgynlais compared with the 6 nearest other areas in Powys.
Ystradgynlais vs Tawe-Uchaf
- Ystradgynlais
- £194,268
- Tawe-Uchaf
- £146,185−£48,083
Open comparison
Ystradgynlais vs Llywel
- Ystradgynlais
- £194,268
- Llywel
- £236,785+£42,517
Open comparison
Ystradgynlais vs Cray
- Ystradgynlais
- £194,268
- Cray
- £190,000−£4,268
Open comparison
Ystradgynlais vs Ystradfellte
- Ystradgynlais
- £194,268
- Ystradfellte
- £286,500+£92,232
Open comparison
Ystradgynlais vs Maescar
- Ystradgynlais
- £194,268
- Maescar
- £292,642+£98,374
Open comparison
Ystradgynlais vs Glyn Tarell
- Ystradgynlais
- £194,268
- Glyn Tarell
- £243,625+£49,357
Open comparison
Thinking of buying in Ystradgynlais?
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 Ystradgynlais dataset covers 321 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.