21 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
About 21 Tai Gwalia
21 Tai Gwalia is a three-bedroom semi-detached house in Upper Cwmtwrch, Swansea, Swansea (SA9 2UW). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (December 2023) shows an F (score 25), near the bottom of the EPC scale. The recommended improvements would push it to E (score 50). Main heating runs on electricity. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2010–2024, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £153,000 is 13.3% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£177/sq ft) was about 49% above the typical sold price in the postcode. Last sale on file: £135,000 in October 2024.
Know exactly what you're buying at 21 Tai Gwalia
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- Private gardenrear
- Parkingoff_road
Building
- Heating systemelectric
- Solar panelsYes
- RefurbishedYes
Energy performance
21 Tai Gwalia sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
21 Tai Gwalia has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Sale price has at least doubled since 2010.
£153,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 14 years.
£135,000
Growth on file: 5.8% per year over 14 years.
Sales timeline
28 October 2024Most recent
£135,000
+119.5%over 13 years6 December 2010
£61,500
Median price across the last 5 sales in SA9 2UW: £112,000 (2024–2022).
Nearby sales in SA9 2UW
7 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
Sold Sept 2024
£128,0004 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
Sold Feb 2024
£125,00015 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
Sold Jan 2023
£112,00013 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
Sold Jun 2022
£105,00020 Tai Gwalia, Upper Cwmtwrch, Swansea, SA9 2UW
Sold Aug 2021
£97,000
Everything we know about 21 Tai Gwalia, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Tai Gwalia homes
On price per m², 21 Tai Gwalia stands well clear of the street.
Price per m²
£1,901
Street avg £1,371
Floor Area
71 m²
Street avg 76 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
6.5 t/year
Street avg 5.3 t/year
Similar properties nearby
1 Caedu Road, Cwmllynfell
SA9 2FQ
1 Bethel Road, Lower Cwmtwrch
SA9 2PS
1 Brynawel Terrace, Ystradowen
SA9 2YT
1 Cadfan Villas, Swanfield, Ystalyfera
SA9 2JE
1 Dan Y Graig Cottages, Felinfach, Ystradowen
SA9 2XT
1 Crimea Court, Graig Newydd, Godrergraig
SA9 2DT
1 Carreg Yr Afon, Godrergraig
SA9 2DR
1 Clyngwyn Road, Ystalyfera
SA9 2AE
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Heol Gleien — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.