12, Heol Y Delyn
12, Heol Y Delyn
Description & Estimates







The public record describes 12, Heol Y Delyn, Carmarthen as an early-century house with 1,431 ft2 of internal area, sitting on a 541 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
12, Heol Y Delyn, Carmarthen has an estimated sale value of £306,422 and an estimated rental value of £1,377 per month, assuming reasonable condition and based on the information available.
Heol Y Delyn, Carmarthen, SA31 lies within the SA31 postal district.
Our Data Sources
12, Heol Y Delyn, Carmarthen has no recent1 records in the the Land Registry and a single entry in the EPC database dated September 2016.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 12, Heol Y Delyn, Carmarthen would be worth £321,743, with a potential rental value of £1,446 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £284,972, with a rental value of £1,281 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 12, Heol Y Delyn, Carmarthen has risen by £2,096 (0.7%) over the last year. During the same period, its estimated monthly rental value has moved up by £54 (3.9%). The property's estimated gross yield is currently 5.4%.
Plot Size
12, Heol Y Delyn, Carmarthen occupies a 541 m2 plot as recorded by HM Land Registry.
Of the 29 other houses in this postcode, 26 have recorded plot sizes, and this one ranks as the 16th largest.
Energy Efficiency
12, Heol Y Delyn, Carmarthen has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Sep 2016.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
12, Heol Y Delyn, Carmarthen last changed hands on 10th November 2006, selling for £175,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
- Sold Nov 2006£175,000
- Sold May 2001£70,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 800 metres of 12, Heol Y Delyn, Carmarthen across the last 2 years.
Most recently, 22, Longacre Road, Carmarthen, SA31 1HL, a freehold house, sold at £360,000 on the 18th July 2025.
Read more about house prices in SA31.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 12, Heol Y Delyn, Carmarthen as the 14th largest and the 13th most expensive of the 29 addresses on Heol Y Delyn, Carmarthen, SA31.
Against the SA31 postcode district average, it is £59k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Carmarthen station is the nearest stop to 12, Heol Y Delyn, Carmarthen at 1.4 kilometres away.
- 1.4kmCarmarthen
- 11.7kmFerryside
- 14.6kmKidwelly
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

