William Street, Swansea, SA1
William Street

William Street

Last updated Jul 2026

Key Street Insights

William Street is a residential street with 62 addresses.

It ranks as the 444th largest and 339th most expensive of the 573 streets in the SA1 area. The most common property type is a modern flat built after 1980.

The street contains a total of 62 properties: 32 houses and 30 flats.

Ave. Sale Price
£150,455
10 Year change
up 38.9%
Ave. Rental Price
£734pcm
10 Year change
up 62.4%
Ave. £ per ft²
£212/ft²
Ave. Gross Yield
5.9%/year/yr
All figures are subject to T&Cs
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Explore Propertieson William Street, Swansea, SA1

House
27 houses
Group
30 flats

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data sources

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Sales History

The last sale was on 13th March 2023 for £144,600 and since then the market in the area has increased by 8.0%. The street has had a total of 40 sales since 1995.

William Street, Swansea, SA1 has seen 1 sale in the last three years and no sales in the last twelve months.

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Nearby Streets

William Street, Swansea, SA1 is the 444th largest and the 339th most expensive street in the SA1 area.

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Sections of this street

There are 2 postcodes on William Street, Swansea, SA1.

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Property Types

  • 26 period houses built between 1800 and 1911
  • 30 modern flats built after 1980
  • 1 house of an unknown age
  • 5 other addresses of unknown type
  • period house (26)
  • modern flat (30)
  • house (1)
  • Unknown (5)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 57 properties.
  • The most common rating is B.
  • A (0)
  • E (3)
  • B (30)
  • F (0)
  • C (3)
  • G (0)
  • D (21)
  • No EPC (5)
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to William Street, Swansea, SA1 is Swansea station, which is 1.1 kilometres away.

      • Swansea
        |
        1.1 km away
      • Llansamlet
        |
        6.7 km away
      • Gowerton
        |
        7.0 km away
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