21 Brownhills, Gorseinon, Swansea, SA4 4AB
About 21 Brownhills
21 Brownhills is a detached house in Gorseinon, Swansea, Swansea (SA4 4AB). It has a recorded floor area of 93 m² (around 1000 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (May 2009) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 75). The latest certificate is from May 2009, so improvements made since then won't be reflected.
Held since September 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 2001–2009, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £270,000 sits 54.3% above the 2009 sale of £175,000. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 17.2% above the typical sold price in the postcode.
Energy performance
21 Brownhills's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 May 2019
EPC Rating
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Planning history
21 Brownhills has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Brownhills's estimated value is more than triple its earliest registered sale price (2001).
£270,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.6% per year over 8 years.
£175,000
Growth on file: 8.6% per year over 8 years.
Sales timeline
24 September 2009Most recent
£175,000
+96.7%over 8 years7 July 2001
£88,950
Median price across the last 5 sales in SA4 4AB: £174,000 (2025–2021).
Nearby sales in SA4 4AB
6 Brownhills, Gorseinon, Swansea, SA4 4AB
Sold Jul 2025
£385,0005 Brownhills, Gorseinon, Swansea, SA4 4AB
Sold Apr 2024
£158,00027 Brownhills, Gorseinon, Swansea, SA4 4AB
Sold Sept 2023
£174,00010 Brownhills, Gorseinon, Swansea, SA4 4AB
Sold May 2023
£375,00016 Brownhills, Gorseinon, Swansea, SA4 4AB
Sold Apr 2019
£165,000
Versus other Brownhills homes
Price per m²
£1,884
Street avg £1,910
Floor Area
93 m²
Street avg 96 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Rufus Lewis — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







