William Street - CF83 8DQ
Key Postcode Insights
CF83 8DQ is a residential postcode situated on William Street, Trethomas, Caerphilly, CF83 with 42 addresses.
It ranks as the 1456th largest and 433rd most expensive of the 1,584 postcodes in the CF83 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 42 properties: 26 houses and 16 other properties.
- Ave. Sale Price
- £180,896
- 10 Year change
- up 69.2%
- Ave. Rental Price
- £1,218pcm
- 10 Year change
- up 75.0%
- Ave. £ per ft²
- £196/ft²
- Ave. Gross Yield
- 8.1%/year/yr
Key Postcode Insights
CF83 8DQ is a residential postcode situated on William Street, Trethomas, Caerphilly, CF83 with 42 addresses.
It ranks as the 1456th largest and 433rd most expensive of the 1,584 postcodes in the CF83 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 42 properties: 26 houses and 16 other properties.
- Ave. Sale Price
- £180,896
- 10 Year change
- up 69.2%
- Ave. Rental Price
- £1,218pcm
- 10 Year change
- up 75.0%
- Ave. £ per ft²
- £196/ft²
- Ave. Gross Yield
- 8.1%/year/yr
Explore Properties in CF83 8DQ
- 1 William Street
3 Bed Period House
- 2 William Street
3 Bed Period House
- 3 William Street
House
- 4 William Street
3 Bed Period House
- 5 William Street
House
Sales Market Trends
The last sale in CF83 8DQ sold for £205,000 on 19th December 2025. Since then prices are up an average of 4.3%.
The current average value in the postcode is £180,896.
The CF83 8DQ Sales Market has increased by 69.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.5% | £180,896 |
| June 2025 | 4.6% | £176,445 |
| June 2024 | 3.6% | £168,669 |
| June 2023 | 1.3% | £162,872 |
| June 2022 | 13.9% | £160,717 |
| June 2021 | 10.8% | £141,151 |
| June 2020 | 3.8% | £127,435 |
| June 2019 | 3.8% | £122,772 |
| June 2018 | 6.3% | £118,263 |
| June 2017 | 4.1% | £111,272 |
| June 2016 | 3% | £106,926 |
| June 2015 | 3.4% | £103,834 |
| June 2014 | 6.5% | £100,396 |
| June 2013 | 0.1% | £94,286 |
| June 2012 | -0.6% | £94,151 |
| June 2011 | -0.1% | £94,708 |
| June 2010 | 4.2% | £94,829 |
| June 2009 | -13.6% | £91,003 |
| June 2008 | -2.7% | £105,302 |
| June 2007 | 0% | £108,180 |
Rental Market Trends
The current average rental value in the postcode is £1,218.
The CF83 8DQ Rental Market has increased by 75.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3% | £1,218pcm |
| June 2025 | 5.1% | £1,182pcm |
| June 2024 | 6.7% | £1,125pcm |
| June 2023 | 9.4% | £1,054pcm |
| June 2022 | 13.5% | £964pcm |
| June 2021 | 9.4% | £849pcm |
| June 2020 | 3.7% | £777pcm |
| June 2019 | 2.5% | £749pcm |
| June 2018 | 2.8% | £730pcm |
| June 2017 | 2% | £710pcm |
| June 2016 | 3.9% | £696pcm |
| June 2015 | 2.1% | £670pcm |
| June 2014 | 1.5% | £656pcm |
| June 2013 | 0.6% | £646pcm |
| June 2012 | -0.2% | £643pcm |
| June 2011 | 2.1% | £644pcm |
| June 2010 | 2.5% | £630pcm |
| June 2009 | -4.8% | £615pcm |
| June 2008 | -0.2% | £646pcm |
| June 2007 | 0% | £647pcm |
Sales History
The last recorded sale was on 19th December 2025 for £205,000 and since then the market in the area has increased by 4.3%.
CF83 8DQ has had 3 sales since 1995, with 3 in the last three years and 2 in the last twelve months.
- Sold Dec 2025£205,000 | 3 Bed House26, William Street, Caerphilly, CF83 8DQ26, William Street, Caerphilly, CF83 8DQ
- Sold Oct 2025£154,000 | 3 Bed House6, William Street, Caerphilly, CF83 8DQ6, William Street, Caerphilly, CF83 8DQ
- Sold Oct 2024£160,000 | 3 Bed House13, William Street, Caerphilly, CF83 8DQ13, William Street, Caerphilly, CF83 8DQ
Nearby Postcodes
CF83 8DQ is the 1456th largest and the 433rd most expensive postcode out of the 1,584 postcodes in the CF83 area.
- CF83 8DP, Thomas Street, Trethomas, Caerphilly, CF83CF83 8DP50 Addresses|47 m away
- CF83 8DB, Redbrook Avenue, Trethomas, Caerphilly, CF83CF83 8DB32 Addresses|66 m away
- CF83 8DA, Newport Road, Trethomas, Caerphilly, CF83CF83 8DA23 Addresses|82 m away
- CF83 8DF, Standard Street, Trethomas, Caerphilly, CF83CF83 8DF16 Addresses|97 m away
- CF83 8HN, Mary Street, Trethomas, Caerphilly, CF83CF83 8HN50 Addresses|104 m away
Property Types
- 24 period houses built between 1800 and 1911
- 2 houses of an unknown age
- 16 other addresses of unknown type
- period house (24)
- house (2)
- Unknown (16)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys have been conducted for 25 properties.
- The most common rating is D.
- A (0)
- E (5)
- B (0)
- F (0)
- C (5)
- G (0)
- D (15)
- No EPC (17)
Top 3 Most Expensive Sales
- Sold Nov 2025£255,000 | 3 Bed House53, William Street, Caerphilly, CF83 8FX53, William Street, Caerphilly, CF83 8FX
- Sold Jun 2021£205,000 | 3 Bed House55, William Street, Caerphilly, CF83 8FX55, William Street, Caerphilly, CF83 8FX
- Sold Dec 2025£205,000 | 3 Bed House26, William Street, Caerphilly, CF83 8DQ26, William Street, Caerphilly, CF83 8DQ
Schools Nearby
Public Transport Nearby
The closest station to CF83 8DQ is Caerphilly station, which is 3.5 kilometres away.
- Caerphilly|3.5 km away
- Energlyn & Churchill Park|3.5 km away
- Llanbradach|3.8 km away
- Aber|3.9 km away
