Windmill Road - SL1 3SU
Key Postcode Insights
SL1 3SU is a residential postcode situated on Windmill Road, Slough, SL1 with 30 addresses.
It ranks as the 1069th largest and 540th most expensive of the 1,426 postcodes in the SL1 area. The most common property type is a modern house built after 1980.
The postcode contains a total of 30 properties: 30 houses.
- Ave. Sale Price
- £351,743
- 10 Year change
- up 16.0%
- Ave. Rental Price
- £1,967pcm
- 10 Year change
- up 53.2%
- Ave. £ per ft²
- £396/ft²
- Ave. Gross Yield
- 6.7%/year/yr
Key Postcode Insights
SL1 3SU is a residential postcode situated on Windmill Road, Slough, SL1 with 30 addresses.
It ranks as the 1069th largest and 540th most expensive of the 1,426 postcodes in the SL1 area. The most common property type is a modern house built after 1980.
The postcode contains a total of 30 properties: 30 houses.
- Ave. Sale Price
- £351,743
- 10 Year change
- up 16.0%
- Ave. Rental Price
- £1,967pcm
- 10 Year change
- up 53.2%
- Ave. £ per ft²
- £396/ft²
- Ave. Gross Yield
- 6.7%/year/yr
Explore Propertiesin SL1 3SU
- 10 Windmill Road
3 Bed Early-century House
- 11 Windmill Road
3 Bed Period House
- 12 Windmill Road
3 Bed Period House
- 13 Windmill Road
3 Bed Period House
- 14 Windmill Road
3 Bed Early-century House
Sales Market Trends
The last sale in SL1 3SU sold for £370,000 on 3rd October 2025. Since then prices are down an average of 0.3%.
The current average value in the postcode is £351,743.
The SL1 3SU Sales Market has increased by 16.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.2% | £351,743 |
| June 2025 | 2.7% | £355,860 |
| June 2024 | -1.9% | £346,392 |
| June 2023 | 1.3% | £353,215 |
| June 2022 | 7.7% | £348,579 |
| June 2021 | 5.2% | £323,639 |
| June 2020 | 0.8% | £307,540 |
| June 2019 | -2.6% | £305,059 |
| June 2018 | 0.1% | £313,195 |
| June 2017 | 3.1% | £312,748 |
| June 2016 | 15.9% | £303,220 |
| June 2015 | 16.3% | £261,562 |
| June 2014 | 11.4% | £224,816 |
| June 2013 | 1.1% | £201,845 |
| June 2012 | 1% | £199,554 |
| June 2011 | 2% | £197,581 |
| June 2010 | 11.5% | £193,668 |
| June 2009 | -11.9% | £173,758 |
| June 2008 | -0.9% | £197,243 |
| June 2007 | 0% | £199,099 |
Rental Market Trends
The current average rental value in the postcode is £1,967.
The SL1 3SU Rental Market has increased by 53.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 1.8% | £1,967pcm |
| June 2025 | 2% | £1,932pcm |
| June 2024 | 10.8% | £1,894pcm |
| June 2023 | 13.9% | £1,709pcm |
| June 2022 | 9.4% | £1,500pcm |
| June 2021 | 4.5% | £1,372pcm |
| June 2020 | 1.5% | £1,313pcm |
| June 2019 | 0.5% | £1,293pcm |
| June 2018 | 0.1% | £1,286pcm |
| June 2017 | 0% | £1,285pcm |
| June 2016 | 3.6% | £1,284pcm |
| June 2015 | 4.9% | £1,239pcm |
| June 2014 | 5.9% | £1,182pcm |
| June 2013 | 3.2% | £1,116pcm |
| June 2012 | 3.2% | £1,081pcm |
| June 2011 | 5.4% | £1,048pcm |
| June 2010 | 6.6% | £994pcm |
| June 2009 | -3.9% | £933pcm |
| June 2008 | 1.9% | £970pcm |
| June 2007 | 0% | £952pcm |
Sales History
The last sale was on 3rd October 2025 for £370,000 and since then the market in the area has decreased by 0.3%. The postcode has had a total of 37 sales since 1995.
SL1 3SU has seen 1 sale in the last three years and 1 sale in the last twelve months.
- Sold Oct 2025£370,000 | 3 Bed House14, Windmill Road, Slough, SL1 3SU14, Windmill Road, Slough, SL1 3SU
- Sold Apr 2021£255,000 | 3 Bed House10, Windmill Road, Slough, SL1 3SU10, Windmill Road, Slough, SL1 3SU
- Sold Jun 2020£392,000 | 3 Bed House24, Windmill Road, Slough, SL1 3SU24, Windmill Road, Slough, SL1 3SU
- Sold Nov 2017£465,000 | 4 Bed House35, Windmill Road, Slough, SL1 3SU35, Windmill Road, Slough, SL1 3SU
- Sold Jan 2016£220,000 | 3 Bed House10, Windmill Road, Slough, SL1 3SU10, Windmill Road, Slough, SL1 3SU
Nearby Postcodes
SL1 3SU is the 1069th largest and the 540th most expensive postcode out of the 1,426 postcodes in the SL1 area.
- SL1 3SN, Windmill Road, Slough, SL1SL1 3SN40 Addresses|80 m away
- SL1 3TH, Salt Hill Drive, Slough, SL1SL1 3TH52 Addresses|99 m away
- SL1 3SY, Bath Road, Slough, SL1SL1 3SY15 Addresses|106 m away
- SL1 3SW, Windmill Road, Slough, SL1SL1 3SW45 Addresses|115 m away
- SL1 3SX, Windmill Road, Slough, SL1SL1 3SX39 Addresses|120 m away
Property Types
- 3 period houses built between 1800 and 1911
- 9 modern houses built after 1980
- 1 mid-century house built between 1936 and 1979
- 1 house of an unknown age
- 8 early-century houses built between 1912 and 1935
- 8 other addresses of unknown type
- period house (3)
- modern house (9)
- mid-century house (1)
- house (1)
- early-century house (8)
- Unknown (8)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 21 properties.
- The most common rating is D.
- A (0)
- E (1)
- B (1)
- F (0)
- C (8)
- G (0)
- D (11)
- No EPC (9)
Top 3 Most Expensive Sales
- Sold Nov 2017£465,000 | 4 Bed House35, Windmill Road, Slough, SL1 3SU35, Windmill Road, Slough, SL1 3SU
- Sold Jun 2020£392,000 | 3 Bed House24, Windmill Road, Slough, SL1 3SU24, Windmill Road, Slough, SL1 3SU
- Sold Oct 2025£370,000 | 3 Bed House14, Windmill Road, Slough, SL1 3SU14, Windmill Road, Slough, SL1 3SU
Schools Nearby
- Montem Academy900 m away
- James Elliman Academy1.1 km away
- The Godolphin Junior Academy1.2 km away
- Eden Girls' School, Slough700 m away
- Herschel Grammar School800 m away
- Slough and Eton Church of England Business and Enterprise College1.0 km away
More reading links
Public Transport Nearby
The closest station to SL1 3SU is Slough station, which is 1.2 kilometres away.
- Slough|1.2 km away
- Burnham|2.8 km away
- Burnham (Buckinghamshire)|2.8 km away
- Windsor & Eton Riverside|3.0 km away
