CF23 9AZ

CF23 9AZHouse Prices / Wales, Cardiff, Colchester Avenue

Last updated May 2026

Key Postcode Insights

CF23 9AZ is a residential postcode situated on Colchester Avenue, Penylan, Cardiff, CF23 with 27 addresses.

It ranks as the 523rd largest and 673rd most expensive of the 821 postcodes in the CF23 area. The dominant property type is a period house built between 1800 and 1911.

The postcode contains a total of 27 properties: 23 houses and 4 flats.

27
Properties
  • Houses
  • Flats

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House Pricesin CF23 9AZ

Sale prices range from £215,300 for 2 bedroom leasehold flats with a garden (699 ft2) to £742,205 for 5 bedroom freehold houses with a garden (2,378 ft2) .

Monthly rental prices range from £967 pcm for 2 bed flats to £2,056 pcm for 5 bed houses.

The gross rental yield is between 3.2% and 5.4%.

The average value per square foot is £355.

Average Sale Value
£542,429
Average Rental Value
£1,581 pcm
Average Rental Yield
3.5% /year
Average Value Per Sqft
£355 /ft2
Prices last updated 1st May 2026
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Sales History
in CF23 9AZ

The last sale was on 28th January 2026 for £515,000 and since then the market in the area has increased by 2.3%. The postcode has had a total of 32 sales since 1995.

CF23 9AZ has seen 4 sales in the last three years and 2 sales in the last twelve months.

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Nearby Postcodesto CF23 9AZ

CF23 9AZ is the 523rd largest and the 673rd most expensive postcode out of the 821 postcodes in the CF23 area.

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Property Typesin CF23 9AZ

  • 8 period houses built between 1800 and 1911
  • 3 mid-century houses built between 1936 and 1979
  • 1 house of an unknown age
  • 15 other addresses of unknown type
  • period house (8)
  • mid-century house (3)
  • house (1)
  • Unknown (15)
Energy Efficiency

Energy Efficiencyof properties in CF23 9AZ

  • Energy Performance Certificate (EPC) surveys conducted for 15 properties.
  • The dominant rating is C.
  • A (0)
  • E (1)
  • B (0)
  • F (1)
  • C (7)
  • G (0)
  • D (6)
  • No EPC (12)
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Schools Nearby

Schools Nearbyto CF23 9AZ

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearbyto CF23 9AZ

      The closest station to CF23 9AZ is Cathays station which is 1.9 kilometres away.

      • 1.9
        km
        Cathays
      • 2.1
        km
        Cardiff Queen Street
      • 2.7
        km
        Heath Low Level
      • 2.7
        km
        Heath High Level
      Source: National Rail
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