Athlone Square - SL4 1SS
Key Postcode Insights
SL4 1SS is a residential postcode situated on Athlone Square, Windsor, SL4 with 34 addresses.
It ranks as the 1097th largest and 64th most expensive of the 1,256 postcodes in the SL4 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 34 properties: 34 flats.
- Ave. Sale Price
- £268,690
- 10 Year change
- down 5.8%
- Ave. Rental Price
- £1,342pcm
- 10 Year change
- up 19.6%
- Ave. £ per ft²
- £442/ft²
- Ave. Gross Yield
- 6.0%/year/yr
Key Postcode Insights
SL4 1SS is a residential postcode situated on Athlone Square, Windsor, SL4 with 34 addresses.
It ranks as the 1097th largest and 64th most expensive of the 1,256 postcodes in the SL4 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 34 properties: 34 flats.
- Ave. Sale Price
- £268,690
- 10 Year change
- down 5.8%
- Ave. Rental Price
- £1,342pcm
- 10 Year change
- up 19.6%
- Ave. £ per ft²
- £442/ft²
- Ave. Gross Yield
- 6.0%/year/yr
Explore Propertiesin SL4 1SS
- 1 Athlone Square
2 Bed Mid-century Flat
- 2 Athlone Square
2 Bed Mid-century Flat
- 3 Athlone Square
2 Bed Mid-century Flat
- 4 Athlone Square
2 Bed Mid-century Flat
- 5 Athlone Square
2 Bed Mid-century Flat
Sales Market Trends
The last sale in SL4 1SS sold for £350,000 on 22nd January 2025. Since then prices are down an average of 0.8%.
The current average value in the postcode is £268,690.
The SL4 1SS Sales Market has decreased by 5.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.1% | £268,690 |
| June 2025 | 0.3% | £271,596 |
| June 2024 | -2.8% | £270,741 |
| June 2023 | -0.8% | £278,420 |
| June 2022 | 2.8% | £280,685 |
| June 2021 | 1.2% | £273,003 |
| June 2020 | 1% | £269,733 |
| June 2019 | -1.8% | £267,139 |
| June 2018 | -3.2% | £272,050 |
| June 2017 | -1.5% | £281,137 |
| June 2016 | 8.9% | £285,361 |
| June 2015 | 7.9% | £262,051 |
| June 2014 | 10.8% | £242,934 |
| June 2013 | 5.2% | £219,222 |
| June 2012 | -2.5% | £208,442 |
| June 2011 | 2.7% | £213,867 |
| June 2010 | 13% | £208,209 |
| June 2009 | -15.3% | £184,314 |
| June 2008 | -0.7% | £217,493 |
| June 2007 | 0% | £219,030 |
Rental Market Trends
The current average rental value in the postcode is £1,342.
The SL4 1SS Rental Market has increased by 19.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.1% | £1,342pcm |
| June 2025 | 0.2% | £1,315pcm |
| June 2024 | 7% | £1,311pcm |
| June 2023 | 8.5% | £1,225pcm |
| June 2022 | 4.4% | £1,129pcm |
| June 2021 | 0.8% | £1,082pcm |
| June 2020 | -0.4% | £1,073pcm |
| June 2019 | -0.1% | £1,077pcm |
| June 2018 | -0.6% | £1,078pcm |
| June 2017 | -3.3% | £1,085pcm |
| June 2016 | 0.1% | £1,122pcm |
| June 2015 | 3% | £1,121pcm |
| June 2014 | 4% | £1,088pcm |
| June 2013 | 0.8% | £1,046pcm |
| June 2012 | -0.1% | £1,038pcm |
| June 2011 | 8.5% | £1,039pcm |
| June 2010 | 3.1% | £958pcm |
| June 2009 | -10.2% | £929pcm |
| June 2008 | -0.2% | £1,034pcm |
| June 2007 | 0% | £1,036pcm |
Sales History
The last sale was on 22nd January 2025 for £350,000 and since then the market in the area has decreased by 0.8%. The postcode has had a total of 58 sales since 1995.
SL4 1SS has seen 5 sales in the last three years and no sales in the last twelve months.
- Sold Jan 2025£350,000 | 2 Bed Flat2, Athlone Square, Windsor, SL4 1SS2, Athlone Square, Windsor, SL4 1SS
- Sold Jan 2025£185,000 | 2 Bed Flat9, Athlone Square, Windsor, SL4 1SS9, Athlone Square, Windsor, SL4 1SS
- Sold Aug 2023£215,000 | 2 Bed Flat17, Athlone Square, Windsor, SL4 1SS17, Athlone Square, Windsor, SL4 1SS
- Sold Jun 2023£206,000 | 2 Bed Flat1, Athlone Square, Windsor, SL4 1SS1, Athlone Square, Windsor, SL4 1SS
- Sold Jun 2023£285,000 | 2 Bed Flat13, Athlone Square, Windsor, SL4 1SS13, Athlone Square, Windsor, SL4 1SS
Nearby Postcodes
SL4 1SS is the 1097th largest and the 64th most expensive postcode out of the 1,256 postcodes in the SL4 area.
- SL4 1SU, Ward Royal, Windsor, SL4SL4 1SU12 Addresses|41 m away
- SL4 1RT, Arthur Road, Windsor, SL4SL4 1RT21 Addresses|49 m away
- SL4 1TD, Christian Square, Windsor, SL4SL4 1TD28 Addresses|61 m away
- SL4 1SZ, Mountbatten Square, Windsor, SL4SL4 1SZ24 Addresses|78 m away
- SL4 1ST, Athlone Square, Windsor, SL4SL4 1ST28 Addresses|78 m away
Property Types
- 1 modern flat built after 1980
- 26 mid-century flats built between 1936 and 1979
- 7 other addresses of unknown type
- modern flat (1)
- mid-century flat (26)
- Unknown (7)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 27 properties.
- The most common rating is D.
- A (0)
- E (6)
- B (0)
- F (0)
- C (4)
- G (1)
- D (16)
- No EPC (7)
Top 3 Most Expensive Sales
- Sold Sep 2022£374,950 | 2 Bed Flat19, Athlone Square, Windsor, SL4 1SS19, Athlone Square, Windsor, SL4 1SS
- Sold Dec 2022£365,000 | 2 Bed Flat43, Athlone Square, Windsor, SL4 1ST43, Athlone Square, Windsor, SL4 1ST
- Sold Oct 2016£357,000 | 2 Bed Flat18, Athlone Square, Windsor, SL4 1SS18, Athlone Square, Windsor, SL4 1SS
Schools Nearby
- Trinity St Stephen CofE Aided First School300 m away
- Eton Porny CofE First School900 m away
- Oakfield First School1.0 km away
- The Windsor Boys' School400 m away
- Windsor Girls' School1.6 km away
- Churchmead Church of England (VA) School2.4 km away
More reading links
Public Transport Nearby
The closest station to SL4 1SS is Windsor & Eton Central station, which is 300 metres away.
- Windsor & Eton Central|300 m away
- Windsor & Eton Riverside|700 m away
- Datchet|2.4 km away
- Slough|3.6 km away
