Our Data Sources
27, Heol Islwyn, Swansea has 21 entries in the Land Registry , most recently in May 2009 and a single entry in the EPC database dated September 2020.
We combine this information with that 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
In very good condition, we estimate 27, Heol Islwyn, Swansea would be worth £157,976, with a potential rental value of £1,056 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £139,921, with a rental value of £935 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
27, Heol Islwyn, Swansea occupies a 125 m2 plot as recorded by HM Land Registry.
Of the 28 other houses in this postcode, 23 have recorded plot sizes, and this one ranks as the 19th largest.
Energy Efficiency
27, Heol Islwyn, Swansea has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 25 Sep 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
27, Heol Islwyn, Swansea last changed hands on 22nd May 2009, selling for £83,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has risen by 72.9% since May 2009.
- Sold May 2009£83,000
- Sold Jan 1998£37,950
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 36 sales of comparable properties within 920 metres of 27, Heol Islwyn, Swansea across the last 2 years.
Most recently, 17, Heol Islwyn, Swansea, SA4 4LJ, a freehold house, sold at £140,000 on the 21st March 2025.
Read more about house prices in SA4.
- Sold Mar 2025£140,000 | 3 Bed House17, Heol Islwyn, Swansea, SA4 4LJ17, Heol Islwyn, Swansea, SA4 4LJ
- Sold Nov 2024£165,000 | 3 Bed House25, Heol Islwyn, Swansea, SA4 4LJ25, Heol Islwyn, Swansea, SA4 4LJ
- Sold Jul 2020£85,000 | 3 Bed House21, Heol Islwyn, Swansea, SA4 4LJ21, Heol Islwyn, Swansea, SA4 4LJ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 27, Heol Islwyn, Swansea as the 21st largest and the 22nd most expensive of the 28 addresses on Heol Islwyn, Gorseinon, Swansea, SA4.
Against the SA4 postcode district average, it is £82k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Llangennech|2.8 km away
- Gowerton|3.4 km away
- Bynea|3.8 km away
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.












