Sidmouth Avenue - TW7 4DW
Key Postcode Insights
TW7 4DW is a residential postcode situated on Sidmouth Avenue, Isleworth, TW7 with 36 addresses.
It ranks as the 587th largest and 467th most expensive of the 714 postcodes in the TW7 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 36 properties: 35 houses and 1 flat.
- Ave. Sale Price
- £590,725
- 10 Year change
- up 4.5%
- Ave. Rental Price
- £2,419pcm
- 10 Year change
- up 44.0%
- Ave. £ per ft²
- £594/ft²
- Ave. Gross Yield
- 4.9%/year/yr
Key Postcode Insights
TW7 4DW is a residential postcode situated on Sidmouth Avenue, Isleworth, TW7 with 36 addresses.
It ranks as the 587th largest and 467th most expensive of the 714 postcodes in the TW7 area. The most common property type is a early-century house built between 1912 and 1935.
The postcode contains a total of 36 properties: 35 houses and 1 flat.
- Ave. Sale Price
- £590,725
- 10 Year change
- up 4.5%
- Ave. Rental Price
- £2,419pcm
- 10 Year change
- up 44.0%
- Ave. £ per ft²
- £594/ft²
- Ave. Gross Yield
- 4.9%/year/yr
Explore Propertiesin TW7 4DW
- 1 Sidmouth Avenue
Unknown
- 2 Sidmouth Avenue
4 Bed Early-century House
- 3 Sidmouth Avenue
3 Bed Early-century House
- 4 Sidmouth Avenue
3 Bed Early-century House
- 5 Sidmouth Avenue
3 Bed Early-century House
Sales Market Trends
The last sale in TW7 4DW sold for £550,000 on 19th December 2025. Since then prices are down an average of 1.3%.
The current average value in the postcode is £590,725.
The TW7 4DW Sales Market has increased by 4.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.9% | £590,725 |
| June 2025 | 0.4% | £602,326 |
| June 2024 | -0.2% | £599,920 |
| June 2023 | -0.9% | £601,338 |
| June 2022 | 4.4% | £606,968 |
| June 2021 | 4.9% | £581,312 |
| June 2020 | 1.8% | £554,266 |
| June 2019 | -3.4% | £544,614 |
| June 2018 | -0.3% | £563,984 |
| June 2017 | 0.1% | £565,830 |
| June 2016 | 10.5% | £565,211 |
| June 2015 | 7.2% | £511,325 |
| June 2014 | 20.4% | £476,879 |
| June 2013 | 3.6% | £396,213 |
| June 2012 | 4.4% | £382,421 |
| June 2011 | 1.6% | £366,433 |
| June 2010 | 15.2% | £360,780 |
| June 2009 | -14% | £313,193 |
| June 2008 | 1.4% | £364,031 |
| June 2007 | 0% | £358,944 |
Rental Market Trends
The current average rental value in the postcode is £2,419.
The TW7 4DW Rental Market has increased by 44.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.5% | £2,419pcm |
| June 2025 | 2.9% | £2,336pcm |
| June 2024 | 8.2% | £2,270pcm |
| June 2023 | 13.3% | £2,099pcm |
| June 2022 | 8.9% | £1,852pcm |
| June 2021 | 0.7% | £1,700pcm |
| June 2020 | 3.1% | £1,688pcm |
| June 2019 | 1.4% | £1,638pcm |
| June 2018 | -1% | £1,615pcm |
| June 2017 | -2.9% | £1,632pcm |
| June 2016 | 2.1% | £1,681pcm |
| June 2015 | 3.9% | £1,647pcm |
| June 2014 | 4.5% | £1,585pcm |
| June 2013 | 2.3% | £1,517pcm |
| June 2012 | 5.5% | £1,483pcm |
| June 2011 | 5.5% | £1,405pcm |
| June 2010 | 9% | £1,332pcm |
| June 2009 | -3.9% | £1,222pcm |
| June 2008 | 6.9% | £1,272pcm |
| June 2007 | 0% | £1,190pcm |
Sales History
The last sale was on 19th December 2025 for £550,000 and since then the market in the area has decreased by 1.3%. The postcode has had a total of 39 sales since 1995.
TW7 4DW has seen 5 sales in the last three years and 1 sale in the last twelve months.
- Sold Dec 2025£550,000 | 3 Bed House17, Sidmouth Avenue, Isleworth, TW7 4DW17, Sidmouth Avenue, Isleworth, TW7 4DW
- Sold Nov 2024£670,000 | 4 Bed House16, Sidmouth Avenue, Isleworth, TW7 4DW16, Sidmouth Avenue, Isleworth, TW7 4DW
- Sold Jun 2024£575,000 | 3 Bed House5, Sidmouth Avenue, Isleworth, TW7 4DW5, Sidmouth Avenue, Isleworth, TW7 4DW
- Sold Feb 2024£555,000 | 3 Bed House27, Sidmouth Avenue, Isleworth, TW7 4DW27, Sidmouth Avenue, Isleworth, TW7 4DW
- Sold Mar 2023£585,000 | 3 Bed House23, Sidmouth Avenue, Isleworth, TW7 4DW23, Sidmouth Avenue, Isleworth, TW7 4DW
Nearby Postcodes
TW7 4DW is the 587th largest and the 467th most expensive postcode out of the 714 postcodes in the TW7 area.
- TW7 4DP, Crawford Close, Isleworth, TW7TW7 4DP12 Addresses|63 m away
- TW7 6NJ, The Metro Centre, Isleworth, TW7TW7 6NJ4 Addresses|65 m away
- TW7 4DR, Sidmouth Avenue, Isleworth, TW7TW7 4DR39 Addresses|90 m away
- TW7 4DN, Sidmouth Avenue, Isleworth, TW7TW7 4DN4 Addresses|103 m away
- TW7 4DZ, Wighton Mews, Isleworth, TW7TW7 4DZ12 Addresses|105 m away
Property Types
- 2 houses of an unknown age
- 22 early-century houses built between 1912 and 1935
- 1 early-century flat built between 1912 and 1935
- 11 other addresses of unknown type
- house (2)
- early-century house (22)
- early-century flat (1)
- Unknown (11)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 23 properties.
- The most common rating is D.
- A (0)
- E (6)
- B (0)
- F (0)
- C (0)
- G (0)
- D (17)
- No EPC (13)
Top 3 Most Expensive Sales
- Sold Feb 2024£750,000 | 4 Bed House66, Sidmouth Avenue, Isleworth, TW7 4DR66, Sidmouth Avenue, Isleworth, TW7 4DR
- Sold Oct 2022£740,000 | 4 Bed House12, Sidmouth Avenue, Isleworth, TW7 4DW12, Sidmouth Avenue, Isleworth, TW7 4DW
- Sold Sep 2023£715,000 | 3 Bed House43, Sidmouth Avenue, Isleworth, TW7 4DR43, Sidmouth Avenue, Isleworth, TW7 4DR
Schools Nearby
- Spring Grove Primary School500 m away
- Isleworth Town Primary School800 m away
- The Smallberry Green Primary School900 m away
- Isleworth and Syon School for Boys800 m away
- Gumley House RC Convent School, FCJ900 m away
- The Green School for Girls1.3 km away
More reading links
Public Transport Nearby
The closest station to TW7 4DW is Isleworth station, which is 300 metres away.
- Isleworth|300 m away
- Osterley|1.1 km away
- Hounslow East|1.1 km away
- Syon Lane|1.4 km away
