CF23 9BP

Colchester Avenue - CF23 9BP

Last updated Jul 2026

Key Postcode Insights

CF23 9BP is a residential postcode situated on Colchester Avenue, Penylan, Cardiff, CF23 with 30 addresses.

It ranks as the 572nd largest and 658th most expensive of the 821 postcodes in the CF23 area. The most common property type is a early-century house built between 1912 and 1935.

The postcode contains a total of 30 properties: 30 houses.

Ave. Sale Price
£568,094
10 Year change
up 40.9%
Ave. Rental Price
£1,762pcm
10 Year change
up 71.8%
Ave. £ per ft²
£348/ft²
Ave. Gross Yield
3.7%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin CF23 9BP

House
17 houses
Group
0 flats

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Sales History

The last sale was on 24th March 2025 for £595,000 and since then the market in the area has increased by 1.5%. The postcode has had a total of 30 sales since 1995.

CF23 9BP has seen 1 sale in the last three years and no sales in the last twelve months.

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Nearby Postcodes

CF23 9BP is the 572nd largest and the 658th most expensive postcode out of the 821 postcodes in the CF23 area.

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Property Types

  • 2 houses of an unknown age
  • 15 early-century houses built between 1912 and 1935
  • 13 other addresses of unknown type
  • house (2)
  • early-century house (15)
  • Unknown (13)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 15 properties.
  • The most common rating is D.
  • A (0)
  • E (2)
  • B (0)
  • F (1)
  • C (2)
  • G (0)
  • D (10)
  • No EPC (15)
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Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to CF23 9BP is Cathays station, which is 1.7 kilometres away.

      • Cathays
        |
        1.7 km away
      • Cardiff Queen Street
        |
        2.0 km away
      • Heath Low Level
        |
        2.4 km away
      • Heath High Level
        |
        2.5 km away
      Source: National Rail
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