SL4 3NL

SL4 3NLHouse Prices / South East, Windsor and Maidenhead, Westmead

Last updated May 2026

Key Postcode Insights

SL4 3NL is a residential postcode situated on Westmead, Windsor, SL4 with 47 addresses.

It ranks as the 1202nd largest and 184th most expensive of the 1,256 postcodes in the SL4 area. The dominant property type is a mid-century flat built between 1936 and 1979.

The postcode contains a total of 47 properties: 7 houses and 40 flats.

47
Properties
  • Houses
  • Flats

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House Pricesin SL4 3NL

Sale prices range from £289,673 for 2 bedroom leasehold flats (656 ft2) to £580,292 for 4 bedroom freehold houses with a garden (1,485 ft2) .

Monthly rental prices range from £1,429 pcm for 2 bed flats to £2,484 pcm for 4 bed houses.

The gross rental yield is between 5.1% and 5.9%.

The average value per square foot is £418.

Average Sale Value
£333,649
Average Rental Value
£1,581 pcm
Average Rental Yield
5.7% /year
Average Value Per Sqft
£418 /ft2
Prices last updated 1st May 2026
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Properties and Buildingsin SL4 3NL, Westmead, Windsor, SL4

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Sales History
in SL4 3NL

The last sale was on 17th January 2025 for £310,000 and since then the market in the area has decreased by 1.1%. The postcode has had a total of 27 sales since 1995.

SL4 3NL has seen 3 sales in the last three years and no sales in the last twelve months.

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Nearby Postcodesto SL4 3NL

SL4 3NL is the 1202nd largest and the 184th most expensive postcode out of the 1,256 postcodes in the SL4 area.

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Property Typesin SL4 3NL

  • 5 mid-century houses built between 1936 and 1979
  • 40 mid-century flats built between 1936 and 1979
  • 2 houses of an unknown age
  • mid-century house (5)
  • mid-century flat (40)
  • house (2)
Energy Efficiency

Energy Efficiencyof properties in SL4 3NL

  • Energy Performance Certificate (EPC) surveys conducted for 30 properties.
  • The dominant rating is C.
  • A (0)
  • E (2)
  • B (0)
  • F (0)
  • C (25)
  • G (0)
  • D (3)
  • No EPC (17)
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Schools Nearby

Schools Nearbyto SL4 3NL

The nearest primary school to SL4 3NL is Oakfield First School which is 141 metres away.
  • 141
    m
    Oakfield First School
  • 726
    m
    Clewer Green CofE First School
  • 789
    m
    St Edward's Catholic First School
The nearest secondary school is Windsor Girls' School which is 532 metres away.
  • 532
    m
    Windsor Girls' School
  • 887
    m
    The Windsor Boys' School
  • 3.3
    km
    Churchmead Church of England (VA) School
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto SL4 3NL

The closest station to SL4 3NL is Windsor & Eton Central station which is 1.3 kilometres away.

  • 1.3
    km
    Windsor & Eton Central
  • 1.7
    km
    Windsor & Eton Riverside
  • 3.2
    km
    Datchet
  • 4.5
    km
    Sunnymeads
Source: National Rail
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