Our Data Sources
18, King Street, Caerphilly has no records in the Land Registry and a single entry in the EPC database dated April 2026.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 18, King Street, Caerphilly is in very good condition we estimate a sale value of £181,977 and a rental value of £1,229 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £161,179 and a rental value of £1,088 per month.
Plot Size
According to data from HM Land Registry, 18, King Street, Caerphilly sits on a plot of 137 m2.
We have plot size data on 35 out of 39 other houses in the postcode and 18, King Street, Caerphilly sits on the 3rd largest plot.
Energy Efficiency
18, King Street, Caerphilly has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 29 Apr 2026.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 270 sales of properties similar to 18, King Street, Caerphilly within a radius of 1.1 kilometres since 2018.
The most recent example is 18, Tridwr Road, Caerphilly, CF83 4DN, a freehold house which sold for £151,000 on the 26th March 2026.
Read more about house prices in CF83.
- Sold Mar 2026£151,000 | 3 Bed House18, Tridwr Road, Caerphilly, CF83 4DN18, Tridwr Road, Caerphilly, CF83 4DN
- Sold Sep 2025£170,000 | 3 Bed House12, Ilan Road, Caerphilly, CF83 4EA12, Ilan Road, Caerphilly, CF83 4EA
- Sold Aug 2025£170,000 | 3 Bed House18, Church Road, Caerphilly, CF83 4DL18, Church Road, Caerphilly, CF83 4DL
- Sold May 2025£150,000 | 4 Bed House70, King Street, Caerphilly, CF83 4BG70, King Street, Caerphilly, CF83 4BG
- Sold Mar 2025£80,000 | 4 Bed House62, Thomas Street, Caerphilly, CF83 4BA62, Thomas Street, Caerphilly, CF83 4BA
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 £176,871, ranging from £168,933 to £190,864.
- 20 King Street
3 Bed House | 6 m | Est. Value: £178,390
- 22 King Street
3 Bed House | 11 m | Est. Value: £179,220
- 14 King Street
3 Bed House | 11 m | Est. Value: £175,024
- 12 King Street
3 Bed House | 16 m | Est. Value: £168,933
- 26 King Street
3 Bed House | 21 m | Est. Value: £175,873
Location Comparison
King Street, Abertridwr, Caerphilly, CF83 has a total of 70 addresses. According to our analysis of all the public data, 18, King Street, Caerphilly is the 43rd largest and the 46th most expensive property on the street.
When compared to the postcode district it is £57k less expensive than the average property in CF83.
More reading links
Schools Nearby
Public Transport Nearby
- Llanbradach|2.7 km away
- Energlyn & Churchill Park|3.1 km away
- Trefforest Estate|3.4 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












