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SL1 3AX
Home, House Prices, Gloucester Avenue, Slough, South East
SL1 3AX

Gloucester Avenue - SL1 3AX

Last updated Jul 2026

Key Postcode Insights

SL1 3AX is a residential postcode situated on Gloucester Avenue, Slough, SL1 with 7 addresses.

It ranks as the 279th largest and 1056th most expensive of the 1,426 postcodes in the SL1 area. The most common property type is a early-century house built between 1912 and 1935.

The postcode contains a total of 7 properties: 7 houses.

Ave. Sale Price
£464,289
10 Year change
up 18.4%
Ave. Rental Price
£2,457pcm
10 Year change
up 52.5%
Ave. £ per ft²
£458/ft²
Ave. Gross Yield
6.4%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin SL1 3AX

House
4 houses
Group
0 flats

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Sales Market Trends

The last sale in SL1 3AX sold for £426,000 on 26th October 2020. Since then prices are up an average of 85.2%.

The current average value in the postcode is £464,289.
The SL1 3AX Sales Market has increased by 18.4% over the last 10 years.

PeriodYear on YearAverage Price
June 2026-0.7%£464,289
June 20252%£467,734
June 2024-1.8%£458,425
June 20232.1%£466,674
June 20228.2%£456,899
June 20215.7%£422,239
June 2020-1.2%£399,307
June 20190.9%£404,220
June 2018-0.3%£400,649
June 20172.5%£401,789
June 201621.5%£392,159
June 201513.9%£322,874
June 20147.1%£283,412
June 20130.2%£264,569
June 20124.3%£263,969
June 2011-0.6%£253,143
June 201015.4%£254,681
June 2009-10.7%£220,661
June 2008-0.9%£247,196
June 20070%£249,551
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Rental Market Trends

The current average rental value in the postcode is £2,457.
The SL1 3AX Rental Market has increased by 52.5% over the last 10 years.

PeriodYear on YearAverage Price
June 20262.4%£2,457pcm
June 20255.9%£2,400pcm
June 20246.8%£2,265pcm
June 202313.9%£2,122pcm
June 20228.9%£1,862pcm
June 20212.5%£1,710pcm
June 20202.6%£1,668pcm
June 20190.9%£1,625pcm
June 2018-0.7%£1,609pcm
June 20170.6%£1,620pcm
June 20165.6%£1,611pcm
June 20155.3%£1,526pcm
June 20147.4%£1,450pcm
June 20133.2%£1,349pcm
June 20122.7%£1,308pcm
June 20118.2%£1,274pcm
June 20102.6%£1,177pcm
June 2009-2.9%£1,147pcm
June 20081.6%£1,181pcm
June 20070%£1,163pcm
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Sales History

The last sale was on 26th October 2020 for £426,000 and since then the market in the area has increased by 85.2%. The postcode has had a total of 2 sales since 1995.

SL1 3AX has seen no sales in the last three years and no sales in the last twelve months.

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Nearby Postcodes

SL1 3AX is the 279th largest and the 1056th most expensive postcode out of the 1,426 postcodes in the SL1 area.

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Property Types

  • 1 modern house built after 1980
  • 3 early-century houses built between 1912 and 1935
  • 3 other addresses of unknown type
  • modern house (1)
  • early-century house (3)
  • Unknown (3)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 4 properties.
  • The most common rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (0)
  • C (2)
  • G (0)
  • D (2)
  • No EPC (3)
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Top 3 Most Expensive Sales

Schools Nearby

Schools Nearby

The nearest primary school to SL1 3AX is Phoenix Infant Academy, which is 100 metres away.
  • Phoenix Infant Academy
    100 m away
  • The Godolphin Junior Academy
    200 m away
  • Penn Wood Primary and Nursery School
    700 m away
The nearest secondary school is Baylis Court School, which is 100 metres away.
  • Baylis Court School
    100 m away
  • Herschel Grammar School
    500 m away
  • Eden Girls' School, Slough
    1.4 km away
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Schools and house prices
Source: Ofsted 2026
Public Transport Nearby

Public Transport Nearby

The closest station to SL1 3AX is Slough station, which is 1.9 kilometres away.

  • Slough
    |
    1.9 km away
  • Burnham
    |
    2.5 km away
  • Burnham (Buckinghamshire)
    |
    2.5 km away
  • Windsor & Eton Riverside
    |
    4.3 km away
Source: TFL & National Rail
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