Our Data Sources
12, Heol Graigwen, Caerphilly has no recent1 records in the Land Registry and a single entry in the EPC database dated October 2022.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
In very good condition, we estimate 12, Heol Graigwen, Caerphilly would be worth £193,322, with a potential rental value of £1,327 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £171,228, with a rental value of £1,175 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
12, Heol Graigwen, Caerphilly occupies a 189 m2 plot as recorded by HM Land Registry.
Of the 22 other houses in this postcode, 18 have recorded plot sizes, and this one ranks as the 16th largest.
Energy Efficiency
12, Heol Graigwen, Caerphilly has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 02 Oct 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
12, Heol Graigwen, Caerphilly last changed hands on 30th April 1996, selling for £34,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
- Sold Apr 1996£34,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 123 sales of comparable properties within 660 metres of 12, Heol Graigwen, Caerphilly since 2014.
Most recently, 33, Heol Graigwen, Caerphilly, CF83 2JQ, a freehold house, sold at £150,000 on the 29th October 2025.
Read more about house prices in CF83.
- Sold Oct 2025£150,000 | 3 Bed House33, Heol Graigwen, Caerphilly, CF83 2JQ33, Heol Graigwen, Caerphilly, CF83 2JQ
- Sold Aug 2025£175,000 | 3 Bed House101, Heol Aneurin, Caerphilly, CF83 2PD101, Heol Aneurin, Caerphilly, CF83 2PD
- Sold Aug 2025£193,000 | 3 Bed House175, Heol Aneurin, Caerphilly, CF83 2PF175, Heol Aneurin, Caerphilly, CF83 2PF
- Sold Jun 2025£180,000 | 3 Bed House69, Heol Graigwen, Caerphilly, CF83 2JR69, Heol Graigwen, Caerphilly, CF83 2JR
- Sold Dec 2024£178,000 | 3 Bed House41, Heol Graigwen, Caerphilly, CF83 2JQ41, Heol Graigwen, Caerphilly, CF83 2JQ
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £182,794, ranging from £159,539 to £202,805.
- 10 Heol Graigwen
3 Bed House | 6 m | Est. Value: £186,305
- 14 Heol Graigwen
3 Bed House | 10 m | Est. Value: £202,805
- 8 Heol Graigwen
3 Bed House | 16 m | Est. Value: £164,056
- 16 Heol Graigwen
3 Bed House | 17 m | Est. Value: £190,592
- 6 Heol Graigwen
3 Bed House | 23 m | Est. Value: £179,641
Location Comparison
Our analysis of the public data ranks 12, Heol Graigwen, Caerphilly as the 60th largest and the 39th most expensive of the 82 addresses on Heol Graigwen, Caerphilly, CF83.
Against the CF83 postcode district average, it is £47k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Energlyn & Churchill Park|1.1 km away
- Llanbradach|1.8 km away
- Aber|1.8 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












