Our Data Sources
20, Crispin Avenue, Carmarthen has 21 entries in the Land Registry , most recently in December 2010 and a single entry in the EPC database dated September 2010.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 20, Crispin Avenue, Carmarthen, we estimate a market value of £219,764 and a rental value of £1,269 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £194,648 and £1,124 per month respectively.
Plot Size
HM Land Registry records the plot of land for 20, Crispin Avenue, Carmarthen as measuring 406 m2.
That makes it the 5th largest plot in the postcode, where 27 of the 32 other houses have recorded plot data.
Energy Efficiency
20, Crispin Avenue, Carmarthen has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Sep 2010.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 20, Crispin Avenue, Carmarthen completed on 3rd December 2010 at £140,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 107.5% over the period since December 2010.
- Sold Dec 2010£140,000
- Sold Sep 2000£50,000
Similar Properties Sold Nearby
Over the past 2 years 113 properties similar to 20, Crispin Avenue, Carmarthen have sold within a radius of 600 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 11th August 2025, was 30, St. Nons Avenue, Carmarthen, SA31 3DL, a freehold house which sold for £75,362.
Read more about house prices in SA31.
- Sold Aug 2025£75,362 | 3 Bed House30, St. Nons Avenue, Carmarthen, SA31 3DL30, St. Nons Avenue, Carmarthen, SA31 3DL
- Sold Apr 2025£250,000 | 3 Bed House3, The Grove, Carmarthen, SA31 3JH3, The Grove, Carmarthen, SA31 3JH
- Sold Nov 2024£207,000 | 3 Bed House23, Glannant Road, Carmarthen, SA31 3DS23, Glannant Road, Carmarthen, SA31 3DS
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 49 addresses on Crispin Avenue, Carmarthen, SA31, 20, Crispin Avenue, Carmarthen comes out as the 7th largest and the 2nd most expensive in our analysis of the public data.
It is also £37k less expensive than the average property across the SA31 district.
More reading links
Schools Nearby
Public Transport Nearby
- Carmarthen|1.1 km away
- Ferryside|10.6 km away
- Kidwelly|13.8 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












