21 Swansea Road, Pontlliw, Swansea, SA4 9EE
About 21 Swansea Road
21 Swansea Road is a semi-detached house in Pontlliw, Swansea, Swansea (SA4 9EE). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2016) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump.
At 122 m² it's 27.1% larger than the typical home in the postcode (96 m² median across 22 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 77% of similar EPCs). Across 1996–2019, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £237,000 is 24.7% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£145/sq ft) was about 36.1% above the typical sold price in the postcode. Most recent transfer: September 2019 at £189,995.
Energy performance
21 Swansea Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
21 Swansea Road 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
Sale price has grown by over 3x since 1996.
£237,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 23 years.
£189,995
Growth on file: 5.7% per year over 23 years.
Sales timeline
11 September 2019Most recent
£189,995
+12.4%over 2 years13 October 2016
£169,000
+225.0%over 20 years27 March 1996
£52,000
Median price across the last 5 sales in SA4 9EE: £175,000 (2024–2021).
Nearby sales in SA4 9EE
6 Swansea Road, Pontlliw, Swansea, SA4 9EE
Sold Dec 2024
£146,00046 Swansea Road, Pontlliw, Swansea, SA4 9EE
Sold Jul 2024
£175,0002 Swansea Road, Pontlliw, Swansea, SA4 9EE
Sold Sept 2023
£140,00011 Swansea Road, Pontlliw, Swansea, SA4 9EE
Sold Nov 2022
£230,00045 Swansea Road, Pontlliw, Swansea, SA4 9EE
Sold Dec 2021
£290,000
Versus other Swansea Road homes
On epc rating, 21 Swansea Road runs well behind the street norm.
Price per m²
£1,557
Street avg £1,320
Floor Area
122 m²
Street avg 98 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
7.7 t/year
Street avg 4.9 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







