House Prices / Wales / Swansea / SA4Heol Islwyn - SA4 4LJ
Key Street Insights
Heol Islwyn is a residential street with 28 addresses.
It ranks as the 693rd largest and 199th most expensive of the 1,076 streets in the SA4 area. The most common property type is a mid-century house built between 1936 and 1979.
The street contains a total of 28 properties: 28 houses.
Key Street Insights
Heol Islwyn is a residential street with 28 addresses.
It ranks as the 693rd largest and 199th most expensive of the 1,076 streets in the SA4 area. The most common property type is a mid-century house built between 1936 and 1979.
The street contains a total of 28 properties: 28 houses.
Explore Propertieson Heol Islwyn, Gorseinon, Swansea, SA4
- 1 Heol Islwyn
Unknown
- 2 Heol Islwyn
Unknown
- 3 Heol Islwyn
3 Bed Mid-century House
- 4 Heol Islwyn
3 Bed Mid-century House
- 5 Heol Islwyn
3 Bed Mid-century House
Sales Market Trendson Heol Islwyn
The last sale on Heol Islwyn sold for £142,000 on 10th October 2025. Since then prices are up an average of 1.5%.
The current average value in the street is £186,515.
The Heol Islwyn Sales Market has increased by 70.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.6% | £186,515 |
| June 2025 | 4.7% | £181,778 |
| June 2024 | 4.8% | £173,695 |
| June 2023 | 1.1% | £165,709 |
| June 2022 | 11.4% | £163,919 |
| June 2021 | 13.8% | £147,191 |
| June 2020 | 7.6% | £129,339 |
| June 2019 | -1% | £120,151 |
| June 2018 | 11.4% | £121,422 |
| June 2017 | -0.6% | £109,043 |
| June 2016 | 1.3% | £109,695 |
| June 2015 | 2.5% | £108,269 |
| June 2014 | 2.6% | £105,594 |
| June 2013 | 0.3% | £102,870 |
| June 2012 | -3.1% | £102,530 |
| June 2011 | -2.1% | £105,769 |
| June 2010 | 6.1% | £108,079 |
| June 2009 | -12.5% | £101,879 |
| June 2008 | -2.2% | £116,402 |
| June 2007 | 0% | £119,074 |
Rental Market Trendson Heol Islwyn
The current average rental value in the street is £1,096.
The Heol Islwyn Rental Market has increased by 70.3% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.4% | £1,096pcm |
| June 2025 | 4.7% | £1,060pcm |
| June 2024 | 6.6% | £1,012pcm |
| June 2023 | 6.8% | £950pcm |
| June 2022 | 15% | £890pcm |
| June 2021 | 9.5% | £774pcm |
| June 2020 | 1.3% | £707pcm |
| June 2019 | 3.3% | £698pcm |
| June 2018 | 1.1% | £675pcm |
| June 2017 | 3.8% | £668pcm |
| June 2016 | 3.1% | £643pcm |
| June 2015 | 0.9% | £624pcm |
| June 2014 | 1.6% | £618pcm |
| June 2013 | 0.3% | £608pcm |
| June 2012 | 1.4% | £607pcm |
| June 2011 | -0.7% | £598pcm |
| June 2010 | 3.2% | £603pcm |
| June 2009 | -6.2% | £584pcm |
| June 2008 | 3.2% | £622pcm |
| June 2007 | 0% | £603pcm |
Sales Historyon Heol Islwyn, Gorseinon, Swansea, SA4
The last sale was on 10th October 2025 for £142,000 and since then the market in the area has increased by 1.5%. The street has had a total of 57 sales since 1995.
Heol Islwyn, Gorseinon, Swansea, SA4 has seen 3 sales in the last three years and 1 sale in the last twelve months.
- Sold Oct 2025£142,000 | 3 Bed House13, Heol Islwyn, Swansea, SA4 4LJ13, Heol Islwyn, Swansea, SA4 4LJ
- 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 Dec 2021£134,000 | 3 Bed House7, Heol Islwyn, Swansea, SA4 4LJ7, Heol Islwyn, Swansea, SA4 4LJ
- Sold Jul 2021£104,950 | 3 Bed House11, Heol Islwyn, Swansea, SA4 4LJ11, Heol Islwyn, Swansea, SA4 4LJ
Top 3 Most Expensive Saleson Heol Islwyn, Gorseinon, Swansea, SA4
- Sold Jun 2021£175,000 | 3 Bed House41, Heol Islwyn, Swansea, SA4 4LJ41, Heol Islwyn, Swansea, SA4 4LJ
- Sold Nov 2024£165,000 | 3 Bed House25, Heol Islwyn, Swansea, SA4 4LJ25, Heol Islwyn, Swansea, SA4 4LJ
- Sold Apr 2011£148,000 | 3 Bed House8, Heol Islwyn, Swansea, SA4 4LJ8, Heol Islwyn, Swansea, SA4 4LJ
Nearby Streetsto Heol Islwyn, Gorseinon, Swansea, SA4 - SA4 4LJ
Heol Islwyn, Gorseinon, Swansea, SA4 is the 693rd largest and the 199th most expensive street in the SA4 area.
- Heol Elfed, Gorseinon, Swansea, SA414 Addresses|46 m away
- Westgrove Court, Gorseinon, Swansea, SA413 Addresses|104 m away
- Heol Dyfed, Gorseinon, Swansea, SA412 Addresses|112 m away
- Heol Gwili, Gorseinon, Swansea, SA424 Addresses|132 m away
- Ffordd Morgan, Gorseinon, Swansea, SA444 Addresses|155 m away
- Heol Crwys, Gorseinon, Swansea, SA416 Addresses|160 m away
Property Typesin Heol Islwyn
- 6 modern houses built after 1980
- 11 mid-century houses built between 1936 and 1979
- 3 houses of an unknown age
- 8 other addresses of unknown type
- modern house (6)
- mid-century house (11)
- house (3)
- Unknown (8)
Energy Efficiencyof properties on Heol Islwyn
- Energy Performance Certificate (EPC) surveys conducted for 17 properties.
- The most common rating is C.
- A (0)
- E (1)
- B (0)
- F (0)
- C (8)
- G (0)
- D (8)
- No EPC (11)
Schools Nearby
Public Transport Nearby
The closest station to Heol Islwyn, Gorseinon, Swansea, SA4 - SA4 4LJ is Llangennech station, which is 2.8 kilometres away.
- Llangennech|2.8 km away
- Gowerton|3.4 km away
- Bynea|3.8 km away
