12 Brynymor, Three Crosses, Swansea, SA4 3PF
About 12 Brynymor
12 Brynymor is a semi-detached house in Three Crosses, Swansea, Swansea (SA4 3PF). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2012) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 82), a 4-band jump. Main heating runs on electricity. The latest certificate is from December 2012, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
12 Brynymor sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Dec 2022
EPC Rating
Certificate validity
Expired on 21 December 2022
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12 Brynymor has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Brynymor has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£191,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA4 3PF: £265,000 (2025–2023).
Nearby sales in SA4 3PF
18 Brynymor, Three Crosses, Swansea, SA4 3PF
Sold Jul 2025
£273,00022 Brynymor, Three Crosses, Swansea, SA4 3PF
Sold Jun 2025
£265,0008 Brynymor, Three Crosses, Swansea, SA4 3PF
Sold Jul 2024
£275,00030 Brynymor, Three Crosses, Swansea, SA4 3PF
Sold Mar 2023
£225,00038 Brynymor, Three Crosses, Swansea, SA4 3PF
Sold Jun 2018
£157,500
Versus other Brynymor homes
On epc rating, 12 Brynymor runs well behind the street norm.
EPC Rating
37 (F)
Street avg 64 (D)
Floor Area
86 m²
Street avg 91 m²
CO₂ Emissions
5.4 t/year
Street avg 3.9 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
160/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Joiners` Arms — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







