4 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
About 4 High Street
4 High Street is a three-bedroom detached house in Pontardawe, Swansea, Swansea (SA8 3BT). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (January 2017) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. Our model identifies extension potential, subject to local planning policy.
At 113 m² the property is well over the postcode median (86 m² across 3 EPCs), placing it in the larger end of the local stock. Across 2000–2018, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £203,000 sits 70.6% above the 2018 sale of £119,000. On a £-per-square-foot basis, the last sale (£98/sq ft) was about 26.4% above the typical sold price in the postcode. Last changed hands 8 years ago, in April 2018. 2 planning records sit against the property, 1 approved, 1 refused.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- GarageYes
Building
- Heating systemGas
- Extension potentialPossible
Energy performance
4 High Street'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, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
A a side extension application was refused at 4 High Street in 2023.
2 applications on record at 4 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
- Dec 2014RenovationFullOutcome in report
Retention of works to existing garage comprising of increase in height of walls and replacement of pitched roof with flat roof
- Council
- West
- Documents
- 7 docs on file
- Reference
- P2013/1053
- More recent applications — locked
- ExtensionSept 2023Decision
Unlock 4 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2000.
£203,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 18 years.
£119,000
Growth on file: 4.3% per year over 18 years.
Sales timeline
8 April 2018Most recent
£119,000
+112.5%over 17 years29 June 2000
£56,000
Median price across the last 5 sales in SA8 3BT: £75,000 (2025–2010).
Nearby sales in SA8 3BT
2 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
Sold Apr 2025
£240,0009 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
Sold Jun 2023
£70,0005 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
Sold May 2019
£75,0008 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
Sold Dec 2010
£68,0003 High Street, Alltwen, Pontardawe, Swansea, SA8 3BT
Sold Jul 1998
£30,000
Versus other High Street homes
4 High Street outperforms the street on price per m² by a wide margin.
Price per m²
£1,053
Street avg £781
Floor Area
113 m²
Street avg 92 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
7.4 t/year
Street avg 9.9 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
Alltwen Hill — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







