Our Data Sources
21, Lon Isaf, Caerphilly has a single entry in the Land Registry from June 2021 and a single entry in the EPC database dated July 2020.
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
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 21, Lon Isaf, Caerphilly is in very good condition we estimate a sale value of £333,019 and a rental value of £1,643 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £294,960 and a rental value of £1,455 per month.
Plot Size
According to data from HM Land Registry, 21, Lon Isaf, Caerphilly sits on a plot of 402 m2.
We have plot size data on 33 out of 34 other houses in the postcode and 21, Lon Isaf, Caerphilly sits on the 19th largest plot.
Energy Efficiency
21, Lon Isaf, Caerphilly has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 14 Jul 2020.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 21, Lon Isaf, Caerphilly was last sold on 2nd June 2021 for £250,000 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since June 2021, the market for similar properties has dropped by 6.0%.
- Sold Jun 2021£250,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 76 sales of properties similar to 21, Lon Isaf, Caerphilly within a radius of 620 metres over the last 2 years.
The most recent example is 26, Lon Isaf, Caerphilly, CF83 1BT, a freehold house which sold for £304,000 on the 31st January 2025.
Read more about house prices in CF83.
- Sold Jan 2025£304,000 | 3 Bed House26, Lon Isaf, Caerphilly, CF83 1BT26, Lon Isaf, Caerphilly, CF83 1BT
- Sold Apr 2024£295,000 | 3 Bed House27, Lon Isaf, Caerphilly, CF83 1BT27, Lon Isaf, Caerphilly, CF83 1BT
- Sold Aug 2020£275,000 | 3 Bed House25, Lon Isaf, Caerphilly, CF83 1BT25, Lon Isaf, Caerphilly, CF83 1BT
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Lon Isaf, Caerphilly, CF83 has a total of 34 addresses. According to our analysis of all the public data, 21, Lon Isaf, Caerphilly is the 16th largest and the 16th most expensive property on the street.
When compared to the postcode district it is £86k more expensive than the average property in CF83.
More reading links
Schools Nearby
Public Transport Nearby
- Aber|200 m away
- Caerphilly|900 m away
- Energlyn & Churchill Park|1.1 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 is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












