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Get started21 Nant Y Wiwer is a two-bedroom end-of-terrace house in Margam, Port Talbot, Port Talbot (SA13 2XX). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (November 2020) shows a C (score 73). The rating has held steady at C across 2 certificates since July 2010. Between certificates, window efficiency went from Average to Good. The recommended improvements would push it to B (score 89). Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 5.1% per year against 0% for the wider region. Today's modelled estimate of £182,000 is 10.3% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£274/sq ft) was about 92.7% above the typical sold price in the postcode. Sold December 2023 for £165,000. Across the public record there are 5 sales, relatively high churn for a single property.
Sale price has at least doubled since 2002.
£182,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 21 years.
£165,000
Growth on file: 5.1% per year over 21 years.
On price per m², 21 Nant Y Wiwer stands well clear of the street.
Price per m²
£2,946
Street avg £2,005
Floor Area
56 m²
Street avg 66 m²
Habitable Rooms
3 rooms
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Coed Hirwaun Primary School — bus stop.
Changes detected from historical EPC data
Window efficiency improved
Loft insulation upgraded to recommended levels
Are we missing something? Tell us about home improvements to help adjust your valuation.
14 December 2023Most recent
£165,000
+61.8%over 10 years26 September 2013
£102,000
-5.6%over 6 years3 May 2007
£108,000
+54.3%over 4 years28 February 2003
£70,000
+22.8%over 8 months28 June 2002
£56,995
Median price across the last 5 sales in SA13 2XX: £155,000 (2025–2021).
Street avg 4 rooms
CO₂ Emissions
1.8 t/year
Street avg 2.3 t/year
SA13 2TT
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