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Get started18 Margam Street is a mid-terrace house in Cymmer, Port Talbot, Port Talbot (SA13 3ED). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (March 2023) shows a C (score 70). When first surveyed in September 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 88).
Untraded for 22 years, with the last transfer in December 2003. Today's modelled estimate of £121,000 sits 317.2% above the 2003 sale of £29,000. On a £-per-square-foot basis, the last sale (£29/sq ft) was about 62.9% below the postcode norm. At 94 m² it's 28.8% larger than the typical home in the postcode (73 m² median across 22 EPCs). Its energy rating outperforms most of the postcode (better than 82% of similar EPCs).
18 Margam Street's modelled value sits at over four times its earliest registered sale price (2003).
£121,000
Modelled from EPC, postcode comparables.
£29,000
Recorded with HM Land Registry.
On price per m², 18 Margam Street runs well behind the street norm.
Price per m²
£309
Street avg £1,071
Floor Area
94 m²
Street avg 77 m²
Habitable Rooms
4 rooms
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cymmer Swimming Pool — bus stop.
Changes detected from historical EPC data
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Loft insulation installed or upgraded to 250mm+
Are we missing something? Tell us about home improvements to help adjust your valuation.
8 December 2003Most recent
£29,000
Median price across the last 5 sales in SA13 3ED: £110,000 (2025–2023).
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.8 t/year
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