William Street, Cardiff, CF11
William Street

William Street - CF11 9JX

Last updated Jul 2026

Key Street Insights

William Street is a residential street with 8 addresses.

It ranks as the 50th largest and 186th most expensive of the 335 streets in the CF11 area. The most common property type is a period flat built between 1800 and 1911.

The street contains a total of 8 properties: 5 houses and 3 flats.

Ave. Sale Price
£238,318
10 Year change
up 29.8%
Ave. Rental Price
£1,400pcm
10 Year change
up 53.2%
Ave. £ per ft²
£371/ft²
Ave. Gross Yield
7.0%/year/yr
All figures are subject to T&Cs
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Explore Propertieson William Street, Cardiff, CF11

House
3 houses
Group
4 flats

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Sales History

The last sale was on 28th October 2015 for £185,000 and since then the market in the area has increased by 38.5%. The street has had a total of 13 sales since 1995.

William Street, Cardiff, CF11 has seen no sales in the last three years and no sales in the last twelve months.

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Nearby Streets

William Street, Cardiff, CF11 is the 50th largest and the 186th most expensive street in the CF11 area.

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Property Types

  • 2 period houses built between 1800 and 1911
  • 2 period flats built between 1800 and 1911
  • 2 modern flats built after 1980
  • 2 other addresses of unknown type
  • period house (2)
  • period flat (2)
  • modern flat (2)
  • Unknown (2)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 5 properties.
  • The most common rating is C.
  • A (0)
  • E (2)
  • B (0)
  • F (0)
  • C (2)
  • G (0)
  • D (1)
  • No EPC (3)
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to William Street, Cardiff, CF11 - CF11 9JX is Ninian Park station, which is 1.4 kilometres away.

      • Ninian Park
        |
        1.4 km away
      • Cathays
        |
        1.6 km away
      • Waun-Gron Park
        |
        1.9 km away
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