SG6 4QL

Key Postcode Insights

SG6 4QL is a residential postcode situated on Caslon Way, Letchworth Garden City, SG6 with 30 addresses.

It ranks as the 1023rd largest and 567th most expensive of the 1,237 postcodes in the SG6 area. The dominant property type is a mid-century house built between 1936 and 1979.

The postcode contains a total of 30 properties: 30 houses.

30
Properties
  • Houses

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House Pricesin SG6 4QL

Sale prices range from £245,133 for 2 bedroom freehold houses with a garden (441 ft2) to £567,967 for 5 bedroom freehold houses with a garden (2,012 ft2) .

Monthly rental prices range from £1,182 pcm for 2 bed houses to £2,500 pcm for 5 bed houses.

The gross rental yield is between 5.3% and 5.8%.

The average value per square foot is £404.

Average Sale Value
£370,983
Average Rental Value
£1,738 pcm
Average Rental Yield
5.6% /year
Average Value Per Sqft
£404 /ft2
Prices last updated 1st May 2026
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Explore Propertiesin SG6 4QL, Caslon Way, Letchworth Garden City, SG6

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Sales History
in SG6 4QL

The last sale was on 5th September 2025 for £370,000 and since then the market in the area has decreased by 2.0%. The postcode has had a total of 38 sales since 1995.

SG6 4QL has seen 6 sales in the last three years and 1 sale in the last twelve months.

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Nearby Postcodesto SG6 4QL

SG6 4QL is the 1023rd largest and the 567th most expensive postcode out of the 1,237 postcodes in the SG6 area.

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Property Typesin SG6 4QL

  • 19 mid-century houses built between 1936 and 1979
  • 2 houses of an unknown age
  • 9 other addresses of unknown type
  • mid-century house (19)
  • house (2)
  • Unknown (9)
Energy Efficiency

Energy Efficiencyof properties in SG6 4QL

  • Energy Performance Certificate (EPC) surveys conducted for 19 properties.
  • The dominant rating is D.
  • A (0)
  • E (2)
  • B (0)
  • F (0)
  • C (7)
  • G (0)
  • D (10)
  • No EPC (11)
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Schools Nearby

Schools Nearbyto SG6 4QL

The nearest primary school to SG6 4QL is Northfields Infants and Nursery School which is 276 metres away.
  • 276
    m
    Northfields Infants and Nursery School
  • 436
    m
    The Grange Academy
  • 487
    m
    Stonehill School
The nearest secondary school is Fearnhill School which is 2.3 kilometres away.
  • 2.3
    km
    Fearnhill School
  • 2.7
    km
    The Knights Templar School
  • 2.8
    km
    The Highfield School
More reading links
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearbyto SG6 4QL

The closest station to SG6 4QL is Letchworth Garden City station which is 1.5 kilometres away.

  • 1.5
    km
    Letchworth Garden City
  • 2.8
    km
    Baldock
  • 4.5
    km
    Arlesey
  • 5.0
    km
    Hitchin
Source: National Rail
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