SA12 9NP

Penllyn - SA12 9NP

Last updated Jul 2026

Key Postcode Insights

SA12 9NP is a residential postcode situated on Penllyn, Cwmavon, Port Talbot, SA12 with 51 addresses.

It ranks as the 725th largest and 10th most expensive of the 759 postcodes in the SA12 area. The most common property type is a mid-century flat built between 1936 and 1979.

The postcode contains a total of 51 properties: 21 houses and 30 flats.

Ave. Sale Price
£97,233
10 Year change
up 60.7%
Ave. Rental Price
£639pcm
10 Year change
up 61.6%
Ave. £ per ft²
£103/ft²
Ave. Gross Yield
7.9%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin SA12 9NP

House
19 houses
Group
30 flats

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data sources

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Sales History

The last sale was on 13th December 2024 for £100,000 and since then the market in the area has increased by 14.8%. The postcode has had a total of 39 sales since 1995.

SA12 9NP has seen 2 sales in the last three years and no sales in the last twelve months.

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Nearby Postcodes

SA12 9NP is the 725th largest and the 10th most expensive postcode out of the 759 postcodes in the SA12 area.

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Property Types

  • 1 modern house built after 1980
  • 16 mid-century houses built between 1936 and 1979
  • 30 mid-century flats built between 1936 and 1979
  • 2 houses of an unknown age
  • 2 other addresses of unknown type
  • modern house (1)
  • mid-century house (16)
  • mid-century flat (30)
  • house (2)
  • Unknown (2)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 47 properties.
  • The most common rating is C.
  • A (0)
  • E (1)
  • B (0)
  • F (1)
  • C (33)
  • G (0)
  • D (12)
  • No EPC (4)
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Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to SA12 9NP is Port Talbot Parkway station, which is 3.3 kilometres away.

      • Port Talbot Parkway
        |
        3.3 km away
      • Baglan
        |
        3.5 km away
      • Briton Ferry
        |
        4.7 km away
      • Neath
        |
        6.0 km away
      Source: National Rail
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