Detached
£354,166
82% above the Ynysddu average
12.2% of sales
What is the average house price in Ynysddu? £194,461
The average house price in Ynysddu is £194,461, based on 39 homes sold in the 12 months to September 2026. Prices are up 9.0% (£15,977) on a year earlier.
- 1 year change
- +9.0%
- Sold in 12 months
- 39
- 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 Ynysddu?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£223,333
15% above the Ynysddu average
6.1% of sales
Terraced
£161,833
17% below the Ynysddu average
81.6% of sales
Are house prices in Ynysddu going up or down?
House prices in Ynysddu are rising: up 9.0% (£15,977) over the past year. Over the past 10 years, prices are up 57.9% (£71,327).
Past 12 months
+9.0%
+£15,977From £178,484 to £194,461
£201,629£178,484
Past 10 years
+57.9%
+£71,327From £123,134 to £194,461
£194,461£103,962
Quick answers for Ynysddu
9 key facts at a glance.
When did prices peak?
£531,146
Highest average, reached in December 2018
How many homes sold?
39
Recorded so far for the 12 months to September 2026
What sells most often?
Terraced houses
81.6% of recent sales
What is the most common price range?
£150k - £200k
57.1% of sales
How many people live in Ynysddu?
3,963
724 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 Ynysddu?
1,665
304 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 Ynysddu?
278 m² per resident
More green space per resident than 96% of areas in England and Wales. That's about 39 football pitches for every 1,000 residents.
7.8% 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 Ynysddu?
66 crimes per 1,000 residents
High · +3.2% on the previous year · 12 months to September 2026
Crime rate is 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 Ynysddu rank?
15th most expensive area of Caerphilly.
Compared with 26 areas
What are the most expensive homes sold in Ynysddu?
The highest recorded sale prices in Ynysddu, from HM Land Registry.
#1 Most expensive sale
unit 9-22 nine mile point industrial estate, caerphilly
£2,191,233
Sold December 2018
View house details
How do house prices in Ynysddu compare with nearby areas?
Ynysddu compared with the 6 nearest other areas in Caerphilly.
Ynysddu vs Bedwas, Trethomas and Machen
- Ynysddu
- £194,461
- Bedwas, Trethomas and Machen
- £258,992+£64,531
Open comparison
Ynysddu vs Crosskeys
- Ynysddu
- £194,461
- Crosskeys
- £165,173−£29,288
Open comparison
Ynysddu vs Pontllanfraith
- Ynysddu
- £194,461
- Pontllanfraith
- £205,085+£10,624
Open comparison
Ynysddu vs Maesycwmmer
- Ynysddu
- £194,461
- Maesycwmmer
- £290,535+£96,074
Open comparison
Ynysddu vs Abercarn
- Ynysddu
- £194,461
- Abercarn
- £160,107−£34,354
Open comparison
Ynysddu vs Risca West
- Ynysddu
- £194,461
- Risca West
- £209,007+£14,546
Open comparison
Thinking of buying in Ynysddu?
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 00:20 with the latest Land Registry data (September 2026). The Ynysddu dataset covers 222 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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