Heol Isaf, Radyr, Cardiff, CF15
Heol Isaf

Heol IsafHouse Prices / Wales, Cardiff

Last updated Jun 2026

Key Street Insights

Heol Isaf is a residential street with 161 addresses.

It ranks as the 349th largest and 320th most expensive of the 352 streets in the CF15 area. The dominant property type is a period house built between 1800 and 1911.

The street contains a total of 161 properties: 139 houses and 22 flats.

161
Properties
  • Houses
  • Flats

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House Priceson Heol Isaf

Sale prices range from £123,036 for 2 bedroom leasehold flats (785 ft2) to £1,304,072 for 5 bedroom freehold houses with a garden (5,855 ft2) .

Monthly rental prices range from £753 pcm for 2 bed flats to £4,604 pcm for 5 bed houses.

The gross rental yield is between 4.1% and 8.2%.

The average value per square foot is £347.

Average Sale Value
£639,996
Average Rental Value
£2,424 pcm
Average Rental Yield
4.5% /year
Average Value Per Sqft
£347 /ft2
Prices last updated 1st June 2026
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Properties and Buildingson Heol Isaf, Radyr, Cardiff, CF15

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Sales History
on Heol Isaf, Radyr, Cardiff, CF15

The last sale was on 13th March 2026 for £995,000 and since then the market in the area has increased by 0.3%. The street has had a total of 182 sales since 1995.

Heol Isaf, Radyr, Cardiff, CF15 has seen 10 sales in the last three years and 2 sales in the last twelve months.

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Nearby Streetsto Heol Isaf, Radyr, Cardiff, CF15

Heol Isaf, Radyr, Cardiff, CF15 is the 349th largest and the 320th most expensive street in the CF15 area.

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Postcodeson Heol Isaf, Radyr, Cardiff, CF15

There are 11 postcodes on Heol Isaf, Radyr, Cardiff, CF15.

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Property Typesin Heol Isaf

  • 57 period houses built between 1800 and 1911
  • 7 period flats built between 1800 and 1911
  • 8 modern houses built after 1980
  • 5 modern flats built after 1980
  • 14 mid-century houses built between 1936 and 1979
  • 12 mid-century flats built between 1936 and 1979
  • 8 houses of an unknown age
  • 50 other addresses of unknown type
  • period house (57)
  • period flat (7)
  • modern house (8)
  • modern flat (5)
  • mid-century house (14)
  • mid-century flat (12)
  • house (8)
  • Unknown (50)
Energy Efficiency

Energy Efficiencyof properties on Heol Isaf

  • Energy Performance Certificate (EPC) surveys conducted for 96 properties.
  • The dominant rating is D.
  • A (0)
  • E (17)
  • B (4)
  • F (5)
  • C (26)
  • G (2)
  • D (42)
  • No EPC (65)
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to Heol Isaf, Radyr, Cardiff, CF15 is Radyr station, which is 300 metres away.

      • 300
        m
        Radyr
      • 1.5
        km
        Coryton
      • 1.8
        km
        Llandaf
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