Allen Close, Old St. Mellons, Cardiff, CF3
Allen Close

Allen Close - CF3 5DH

Last updated Jul 2026

Key Street Insights

Allen Close is a residential street with 42 addresses.

It ranks as the 442nd largest and 523rd most expensive of the 590 streets in the CF3 area. The most common property type is a modern house built after 1980.

The street contains a total of 42 properties: 42 houses.

Ave. Sale Price
£367,896
10 Year change
up 54.4%
Ave. Rental Price
£1,587pcm
10 Year change
up 76.3%
Ave. £ per ft²
£329/ft²
Ave. Gross Yield
5.2%/year/yr
All figures are subject to T&Cs
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Explore Propertieson Allen Close, Old St. Mellons, Cardiff, CF3

House
27 houses
Group
0 flats

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Sales History

The last sale was on 30th June 2025 for £418,500 and since then the market in the area has remained stable. The street has had a total of 101 sales since 1995.

Allen Close, Old St. Mellons, Cardiff, CF3 has seen 3 sales in the last three years and no sales in the last twelve months.

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Nearby Streets

Allen Close, Old St. Mellons, Cardiff, CF3 is the 442nd largest and the 523rd most expensive street in the CF3 area.

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Property Types

  • 25 modern houses built after 1980
  • 2 houses of an unknown age
  • 15 other addresses of unknown type
  • modern house (25)
  • house (2)
  • Unknown (15)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 25 properties.
  • The most common rating is C.
  • A (0)
  • E (2)
  • B (0)
  • F (0)
  • C (12)
  • G (0)
  • D (11)
  • No EPC (17)
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to Allen Close, Old St. Mellons, Cardiff, CF3 - CF3 5DH is Llanishen station, which is 5.1 kilometres away.

      • Llanishen
        |
        5.1 km away
      • Heath High Level
        |
        5.2 km away
      • Heath Low Level
        |
        5.3 km away
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