Trelawney Avenue - SL3 7TS
Key Postcode Insights
SL3 7TS is a residential postcode situated on Trelawney Avenue, Slough, SL3 with 57 addresses.
It ranks as the 967th largest and 5th most expensive of the 992 postcodes in the SL3 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 57 properties: 27 houses and 30 flats.
- Ave. Sale Price
- £299,414
- 10 Year change
- up 17.5%
- Ave. Rental Price
- £1,400pcm
- 10 Year change
- up 45.4%
- Ave. £ per ft²
- £327/ft²
- Ave. Gross Yield
- 5.6%/year/yr
Key Postcode Insights
SL3 7TS is a residential postcode situated on Trelawney Avenue, Slough, SL3 with 57 addresses.
It ranks as the 967th largest and 5th most expensive of the 992 postcodes in the SL3 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 57 properties: 27 houses and 30 flats.
- Ave. Sale Price
- £299,414
- 10 Year change
- up 17.5%
- Ave. Rental Price
- £1,400pcm
- 10 Year change
- up 45.4%
- Ave. £ per ft²
- £327/ft²
- Ave. Gross Yield
- 5.6%/year/yr
Explore Propertiesin SL3 7TS
- 350 Trelawney Avenue
2 Bed Mid-century House
- 352 Trelawney Avenue
Unknown
- 354 Trelawney Avenue
Unknown
- 356 Trelawney Avenue
2 Bed Mid-century House
- 358 Trelawney Avenue
2 Bed Mid-century House
Sales Market Trends
The last sale in SL3 7TS sold for £154,000 on 17th December 2025. Since then prices are up an average of 2.1%.
The current average value in the postcode is £299,414.
The SL3 7TS Sales Market has increased by 17.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.1% | £299,414 |
| June 2025 | 2.9% | £302,719 |
| June 2024 | -1% | £294,166 |
| June 2023 | 1.5% | £297,247 |
| June 2022 | 7.9% | £292,851 |
| June 2021 | 1.1% | £271,295 |
| June 2020 | 1.7% | £268,223 |
| June 2019 | -2.8% | £263,632 |
| June 2018 | -0.3% | £271,200 |
| June 2017 | 6.8% | £272,016 |
| June 2016 | 16% | £254,760 |
| June 2015 | 12.6% | £219,636 |
| June 2014 | 11.7% | £195,025 |
| June 2013 | 2% | £174,624 |
| June 2012 | 1.1% | £171,143 |
| June 2011 | 2.8% | £169,342 |
| June 2010 | 10% | £164,774 |
| June 2009 | -11.7% | £149,779 |
| June 2008 | -0.4% | £169,650 |
| June 2007 | 0% | £170,277 |
Rental Market Trends
The current average rental value in the postcode is £1,400.
The SL3 7TS Rental Market has increased by 45.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 1.1% | £1,400pcm |
| June 2025 | 2.3% | £1,384pcm |
| June 2024 | 11.1% | £1,353pcm |
| June 2023 | 13.4% | £1,218pcm |
| June 2022 | 7% | £1,074pcm |
| June 2021 | 2.7% | £1,004pcm |
| June 2020 | 2.1% | £978pcm |
| June 2019 | 1.9% | £958pcm |
| June 2018 | -1.1% | £940pcm |
| June 2017 | -1.3% | £951pcm |
| June 2016 | 5.1% | £963pcm |
| June 2015 | 5.9% | £916pcm |
| June 2014 | 5.9% | £865pcm |
| June 2013 | 3.4% | £817pcm |
| June 2012 | 3.1% | £790pcm |
| June 2011 | 4.6% | £766pcm |
| June 2010 | 5.6% | £733pcm |
| June 2009 | -6% | £694pcm |
| June 2008 | 3.5% | £739pcm |
| June 2007 | 0% | £714pcm |
Sales History
The last sale was on 17th December 2025 for £154,000 and since then the market in the area has increased by 2.1%. The postcode has had a total of 35 sales since 1995.
SL3 7TS has seen 2 sales in the last three years and 1 sale in the last twelve months.
- Sold Dec 2025£154,000 | 2 Bed Flat486, Trelawney Avenue, Slough, SL3 7TS486, Trelawney Avenue, Slough, SL3 7TS
- Sold Dec 2023£195,000 | 2 Bed Flat460, Trelawney Avenue, Slough, SL3 7TS460, Trelawney Avenue, Slough, SL3 7TS
- Sold Jun 2022£495,000 | 3 Bed House400, Trelawney Avenue, Slough, SL3 7TS400, Trelawney Avenue, Slough, SL3 7TS
- Sold Aug 2021£415,000 | 2 Bed House360, Trelawney Avenue, Slough, SL3 7TS360, Trelawney Avenue, Slough, SL3 7TS
- Sold Jun 2021£399,950 | 2 Bed House356, Trelawney Avenue, Slough, SL3 7TS356, Trelawney Avenue, Slough, SL3 7TS
Nearby Postcodes
SL3 7TS is the 967th largest and the 5th most expensive postcode out of the 992 postcodes in the SL3 area.
- SL3 7TT, Trelawney Avenue, Slough, SL3SL3 7TT10 Addresses|67 m away
- SL3 7SU, Blandford Road South, Slough, SL3SL3 7SU3 Addresses|96 m away
- SL3 7RU, Blandford Road South, Slough, SL3SL3 7RU13 Addresses|102 m away
- SL3 7RX, Blandford Road South, Slough, SL3SL3 7RX14 Addresses|111 m away
- SL3 7SE, Mortimer Road, Slough, SL3SL3 7SE10 Addresses|132 m away
Property Types
- 13 mid-century houses built between 1936 and 1979
- 25 mid-century flats built between 1936 and 1979
- 3 early-century houses built between 1912 and 1935
- 16 other addresses of unknown type
- mid-century house (13)
- mid-century flat (25)
- early-century house (3)
- Unknown (16)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 41 properties.
- The most common rating is C.
- A (0)
- E (0)
- B (0)
- F (0)
- C (30)
- G (0)
- D (11)
- No EPC (16)
Top 3 Most Expensive Sales
- Sold Nov 2025£643,500 | 3 Bed House441, Trelawney Avenue, Slough, SL3 7TT441, Trelawney Avenue, Slough, SL3 7TT
- Sold Jun 2022£600,000 | 3 Bed House103, Trelawney Avenue, Slough, SL3 8RG103, Trelawney Avenue, Slough, SL3 8RG
- Sold Jan 2022£565,000 | 4 Bed House75, Trelawney Avenue, Slough, SL3 8RG75, Trelawney Avenue, Slough, SL3 8RG
Schools Nearby
- Ryvers School100 m away
- The Langley Academy Primary500 m away
- Castleview Primary School600 m away
- The Langley Academy600 m away
- Langley Grammar School700 m away
- St Bernard's Catholic Grammar School900 m away
More reading links
Public Transport Nearby
The closest station to SL3 7TS is Langley station, which is 1.4 kilometres away.
- Langley|1.4 km away
- Langley (Berks)|1.5 km away
- Slough|2.3 km away
- Datchet|2.6 km away
