Our Data Sources
13, Llanarth Street, Caerphilly has a single entry in the Land Registry from November 2020 and a single entry in the EPC database dated November 2019.
We combine this information with that 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.
Price Range & Condition
In very good condition, we estimate 13, Llanarth Street, Caerphilly would be worth £239,664, with a potential rental value of £1,397 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £212,274, with a rental value of £1,238 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
13, Llanarth Street, Caerphilly occupies a 239 m2 plot as recorded by HM Land Registry.
Of the 21 other houses in this postcode, 15 have recorded plot sizes, and this one ranks as the 8th largest.
Energy Efficiency
13, Llanarth Street, Caerphilly has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 21 Nov 2019.
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
13, Llanarth Street, Caerphilly last changed hands on 20th November 2020, selling for £198,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 18.0% since November 2020.
- Sold Nov 2020£198,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 122 sales of comparable properties within 2.5 kilometres of 13, Llanarth Street, Caerphilly since 2009.
Most recently, 21, Graig View, Caerphilly, CF83 8SD, a freehold house, sold at £225,000 on the 23rd January 2026.
Read more about house prices in CF83.
- Sold Jan 2026£225,000 | 3 Bed House21, Graig View, Caerphilly, CF83 8SD21, Graig View, Caerphilly, CF83 8SD
- Sold Dec 2025£227,500 | 3 Bed House40, Graig View, Caerphilly, CF83 8SE40, Graig View, Caerphilly, CF83 8SE
- Sold Oct 2025£215,000 | 3 Bed House34, Graig View, Caerphilly, CF83 8SE34, Graig View, Caerphilly, CF83 8SE
- Sold Dec 2022£185,000 | 3 Bed House23, Llanarth Street, Caerphilly, CF83 8SJ23, Llanarth Street, Caerphilly, CF83 8SJ
- Sold Dec 2022£240,000 | 3 Bed House7, Crown Walk, Caerphilly, CF83 8SX7, Crown Walk, Caerphilly, CF83 8SX
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 £248,068, ranging from £206,421 to £378,178.
- 15 Llanarth Street
3 Bed House | 8 m | Est. Value: £227,043
- 17 Llanarth Street
4 Bed House | 16 m | Est. Value: £256,210
- 19 Llanarth Street
3 Bed House | 24 m | Est. Value: £230,648
- 21 Llanarth Street
3 Bed House | 31 m | Est. Value: £233,622
- 14 Llanarth Street
5 Bed House | 35 m | Est. Value: £378,178
Location Comparison
Our analysis of the public data ranks 13, Llanarth Street, Caerphilly as the 10th largest and the 12th most expensive of the 21 addresses on Llanarth Street, Machen, Caerphilly, CF83.
Against the CF83 postcode district average, it is £2k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Risca & Pontymister|3.0 km away
- Crosskeys|3.0 km away
- Rogerstone|4.5 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












