Blenheim Avenue - SO17 1DU
Key Postcode Insights
SO17 1DU is a residential postcode situated on Blenheim Avenue, Southampton, SO17 with 38 addresses.
It ranks as the 358th largest and 403rd most expensive of the 425 postcodes in the SO17 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 38 properties: 27 houses and 11 flats.
- Ave. Sale Price
- £559,346
- 10 Year change
- up 13.6%
- Ave. Rental Price
- £2,407pcm
- 10 Year change
- up 46.4%
- Ave. £ per ft²
- £399/ft²
- Ave. Gross Yield
- 5.2%/year/yr
Key Postcode Insights
SO17 1DU is a residential postcode situated on Blenheim Avenue, Southampton, SO17 with 38 addresses.
It ranks as the 358th largest and 403rd most expensive of the 425 postcodes in the SO17 area. The most common property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 38 properties: 27 houses and 11 flats.
- Ave. Sale Price
- £559,346
- 10 Year change
- up 13.6%
- Ave. Rental Price
- £2,407pcm
- 10 Year change
- up 46.4%
- Ave. £ per ft²
- £399/ft²
- Ave. Gross Yield
- 5.2%/year/yr
Explore Propertiesin SO17 1DU
- Gallia Court
Mid-century Building | 10 Units
- 4 Blenheim Avenue
5 Bed Period House
- 6 Blenheim Avenue
5 Bed Early-century House
- 8 Blenheim Avenue
5 Bed Period House
- 10 Blenheim Avenue
4 Bed Period House
Sales Market Trends
The last sale in SO17 1DU sold for £150,000 on 1st July 2025. Since then prices are down an average of 3.7%.
The current average value in the postcode is £559,346.
The SO17 1DU Sales Market has increased by 13.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -4.7% | £559,346 |
| June 2025 | 1.1% | £586,761 |
| June 2024 | 1.8% | £580,136 |
| June 2023 | 0.3% | £569,650 |
| June 2022 | 8.4% | £567,665 |
| June 2021 | 3.3% | £523,719 |
| June 2020 | -0.5% | £507,009 |
| June 2019 | 0.5% | £509,310 |
| June 2018 | -0.9% | £506,885 |
| June 2017 | 3.9% | £511,687 |
| June 2016 | 7% | £492,326 |
| June 2015 | 3.3% | £459,931 |
| June 2014 | 6.7% | £445,155 |
| June 2013 | -2.6% | £417,260 |
| June 2012 | 2.2% | £428,331 |
| June 2011 | -0.3% | £419,138 |
| June 2010 | 7.6% | £420,591 |
| June 2009 | -7.4% | £391,024 |
| June 2008 | -3.7% | £422,425 |
| June 2007 | 0% | £438,446 |
Rental Market Trends
The current average rental value in the postcode is £2,407.
The SO17 1DU Rental Market has increased by 46.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.6% | £2,407pcm |
| June 2025 | 3.7% | £2,346pcm |
| June 2024 | 6.8% | £2,261pcm |
| June 2023 | 9.1% | £2,117pcm |
| June 2022 | 7.4% | £1,940pcm |
| June 2021 | 6.9% | £1,807pcm |
| June 2020 | 1.9% | £1,690pcm |
| June 2019 | 0.9% | £1,658pcm |
| June 2018 | 0% | £1,643pcm |
| June 2017 | 0% | £1,644pcm |
| June 2016 | 3.6% | £1,644pcm |
| June 2015 | 4.9% | £1,587pcm |
| June 2014 | 2.1% | £1,512pcm |
| June 2013 | 1.2% | £1,481pcm |
| June 2012 | 1.9% | £1,464pcm |
| June 2011 | 2.7% | £1,436pcm |
| June 2010 | 8.6% | £1,399pcm |
| June 2009 | -3.4% | £1,288pcm |
| June 2008 | 0.9% | £1,333pcm |
| June 2007 | 0% | £1,321pcm |
Sales History
The last sale was on 1st July 2025 for £150,000 and since then the market in the area has decreased by 3.7%. The postcode has had a total of 34 sales since 1995.
SO17 1DU has seen 4 sales in the last three years and no sales in the last twelve months.
- Sold Jul 2025£150,000 | 2 Bed FlatFlat 1, Gallia Court 2, Blenheim Avenue, Southampton, SO17 1DUFlat 1, Gallia Court 2, Blenheim Avenue, Southampton, SO17 1DU
- Sold Mar 2025£750,000 | 4 Bed House44, Blenheim Avenue, Southampton, SO17 1DU44, Blenheim Avenue, Southampton, SO17 1DU
- Sold Mar 2025£150,000 | 2 Bed FlatFlat 7, Gallia Court 2, Blenheim Avenue, Southampton, SO17 1DUFlat 7, Gallia Court 2, Blenheim Avenue, Southampton, SO17 1DU
- Sold Nov 2024£740,000 | 4 Bed House18, Blenheim Avenue, Southampton, SO17 1DU18, Blenheim Avenue, Southampton, SO17 1DU
- Sold Jul 2022£894,500 | 5 Bed House46, Blenheim Avenue, Southampton, SO17 1DU46, Blenheim Avenue, Southampton, SO17 1DU
Nearby Postcodes
SO17 1DU is the 358th largest and the 403rd most expensive postcode out of the 425 postcodes in the SO17 area.
- SO17 1DW, Blenheim Avenue, Southampton, SO17SO17 1DW21 Addresses|55 m away
- SO17 1EX, Winn Road, Southampton, SO17SO17 1EX15 Addresses|76 m away
- SO17 1EU, Winn Road, Southampton, SO17SO17 1EU12 Addresses|79 m away
- SO17 1EW, Winn Road, Southampton, SO17SO17 1EW15 Addresses|93 m away
- SO17 1DZ, Westbourne Crescent, Southampton, SO17SO17 1DZ2 Addresses|97 m away
Property Types
- 6 period houses built between 1800 and 1911
- 1 modern house built after 1980
- 4 mid-century houses built between 1936 and 1979
- 12 mid-century flats built between 1936 and 1979
- 4 early-century houses built between 1912 and 1935
- 11 other addresses of unknown type
- period house (6)
- modern house (1)
- mid-century house (4)
- mid-century flat (12)
- early-century house (4)
- Unknown (11)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 25 properties.
- The most common rating is D.
- A (0)
- E (2)
- B (2)
- F (5)
- C (4)
- G (0)
- D (12)
- No EPC (13)
Top 3 Most Expensive Sales
- Sold Aug 2023£960,000 | 6 Bed House11, Blenheim Avenue, Southampton, SO17 1DW11, Blenheim Avenue, Southampton, SO17 1DW
- Sold Jun 2022£905,000 | 5 Bed House4, Blenheim Avenue, Southampton, SO17 1DU4, Blenheim Avenue, Southampton, SO17 1DU
- Sold Jul 2022£894,500 | 5 Bed House46, Blenheim Avenue, Southampton, SO17 1DU46, Blenheim Avenue, Southampton, SO17 1DU
Schools Nearby
- Bevois Town Primary School700 m away
- Highfield Church of England Primary School900 m away
- Banister Primary School1.1 km away
- St Anne's Catholic School1.2 km away
- Upper Shirley High School1.6 km away
- Cantell School1.8 km away
More reading links
Public Transport Nearby
The closest station to SO17 1DU is St Denys station, which is 1.0 kilometres away.
- St Denys|1.0 km away
- Bitterne|1.9 km away
- Southampton Central|2.1 km away
- Swaythling|2.5 km away
