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Registered Address: 2 Leman St, London E1 8FA
SO17 3SLHouse Prices / South East, Southampton, Portswood Road
Last updated May 2026
Key Postcode Insights
SO17 3SL is a residential postcode situated on Portswood Road, Southampton, SO17 with 17 addresses.
It ranks as the 236th largest and 115th most expensive of the 425 postcodes in the SO17 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 17 properties: 3 houses and 14 flats.
17
Properties
- Houses
- Flats
Key Postcode Insights
SO17 3SL is a residential postcode situated on Portswood Road, Southampton, SO17 with 17 addresses.
It ranks as the 236th largest and 115th most expensive of the 425 postcodes in the SO17 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 17 properties: 3 houses and 14 flats.
17
Properties
- Houses
- Flats
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House Pricesin SO17 3SL
Sale prices range from £114,653 for 1 bedroom leasehold flats (269 ft2) to £217,431 for 3 bedroom freehold houses with a garden (742 ft2) .
Monthly rental prices range from £779 pcm for 1 bed flats to £1,366 pcm for 3 bed houses.
The gross rental yield is between 7.1% and 8.2%.
The average value per square foot is £237.
Average Sale Value
£166,188
Average Rental Value
£1,034 pcm
Average Rental Yield
7.5% /year
Average Value Per Sqft
£237 /ft2
Sales Market Trendsin SO17 3SL
The last sale in SO17 3SL sold for £1,394,125 on 4th July 2025. Since then prices are down an average of 3.1%.
The current average value in the postcode is £166,188.
The SO17 3SL Sales Market has increased by 10.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -4.9% | £166,188 |
| April 2025 | 1.2% | £174,801 |
| April 2024 | 0.2% | £172,811 |
| April 2023 | 2.2% | £172,503 |
| April 2022 | 6.6% | £168,854 |
| April 2021 | 1.2% | £158,329 |
| April 2020 | 0.9% | £156,507 |
| April 2019 | 0% | £155,115 |
| April 2018 | -0.4% | £155,156 |
| April 2017 | 3.3% | £155,849 |
| April 2016 | 6.4% | £150,866 |
| April 2015 | 4.4% | £141,807 |
| April 2014 | 4.5% | £135,842 |
| April 2013 | -0.7% | £129,970 |
| April 2012 | 0% | £130,880 |
| April 2011 | -1.7% | £130,903 |
| April 2010 | 6.1% | £133,214 |
| April 2009 | -11.6% | £125,600 |
| April 2008 | -1.1% | £142,118 |
| April 2007 | 0% | £143,706 |
Rental Market Trendsin SO17 3SL
The current average rental value in the postcode is £1,034.
The SO17 3SL Rental Market has increased by 39.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 3% | £1,034pcm |
| April 2025 | 2.7% | £1,004pcm |
| April 2024 | 8.2% | £979pcm |
| April 2023 | 8.5% | £904pcm |
| April 2022 | 5.5% | £833pcm |
| April 2021 | 4.8% | £790pcm |
| April 2020 | 3% | £754pcm |
| April 2019 | -0.1% | £732pcm |
| April 2018 | -0.2% | £733pcm |
| April 2017 | -0.8% | £735pcm |
| April 2016 | 2.9% | £741pcm |
| April 2015 | 4.6% | £720pcm |
| April 2014 | 2% | £688pcm |
| April 2013 | 1.9% | £675pcm |
| April 2012 | 0.5% | £662pcm |
| April 2011 | 1.5% | £659pcm |
| April 2010 | 5.6% | £650pcm |
| April 2009 | -4.5% | £615pcm |
| April 2008 | 0% | £644pcm |
| April 2007 | 0% | £644pcm |
Properties and Buildingsin SO17 3SL, Portswood Road, Southampton, SO17
- 599, Portswood Road, Southampton, SO17Building 3 units
- 601, Portswood Road, Southampton, SO17Building 2 units
- 603, Portswood Road, Southampton, SO17 3SL
- 605, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 607, Portswood Road, Southampton, SO17 3SL3 bed mid-century house
- 609, Portswood Road, Southampton, SO17 3SL
- 611, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 613, Portswood Road, Southampton, SO17 3SL
- 615, Portswood Road, Southampton, SO17 3SL
- 617, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 619, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 621, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 623, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
- 625, Portswood Road, Southampton, SO17 3SL2 bed mid-century flat
Sales Historyin SO17 3SL
The last sale was on 4th July 2025 for £1,394,125 and since then the market in the area has decreased by 3.1%. The postcode has had a total of 16 sales since 1995.
SO17 3SL has seen 2 sales in the last three years and 1 sale in the last twelve months.
Sold Jul 2025£1,394,125 | 1 Bed FlatPortswood Road599, Portswood Road, Southampton, SO17 3SL
Sold Jan 2023£163,000 | 2 Bed FlatPortswood Road619, Portswood Road, Southampton, SO17 3SL
Sold Oct 2022£164,000 | 2 Bed FlatPortswood Road621, Portswood Road, Southampton, SO17 3SL
Sold May 2019£137,000 | 2 Bed FlatPortswood Road623, Portswood Road, Southampton, SO17 3SL
Sold Dec 2018£144,000 | 2 Bed FlatPortswood Road619, Portswood Road, Southampton, SO17 3SL
Sold May 2014£125,000 | 2 Bed FlatPortswood Road619, Portswood Road, Southampton, SO17 3SL
Sold Jun 2008£170,000 | 1 Bed FlatPortswood Road599, Portswood Road, Southampton, SO17 3SL
Sold Mar 2008£232,000 | 3 Bed Flat601, Portswood RoadFlat 2, 601, Portswood Road, Southampton, SO17 3SL
Sold Jun 2006£125,000 | 2 Bed FlatPortswood Road619, Portswood Road, Southampton, SO17 3SL
Sold Oct 2003£132,000 | 3 Bed Flat601, Portswood RoadFlat 2, 601, Portswood Road, Southampton, SO17 3SL
Sold Jan 2003£105,000 | 2 Bed FlatPortswood Road619, Portswood Road, Southampton, SO17 3SL
Sold Mar 2002£77,000 | 2 Bed FlatPortswood Road609, Portswood Road, Southampton, SO17 3SL
Sold May 2001£66,000 | 2 Bed FlatPortswood Road623, Portswood Road, Southampton, SO17 3SL
Sold Mar 1999£37,500 | 2 Bed FlatPortswood Road605, Portswood Road, Southampton, SO17 3SL
Sold Aug 1998£75,950 | 3 Bed Flat601, Portswood RoadFlat 2, 601, Portswood Road, Southampton, SO17 3SL
Sold May 1998£40,950 | 2 Bed FlatPortswood Road609, Portswood Road, Southampton, SO17 3SL
Nearby Postcodesto SO17 3SL
SO17 3SL is the 236th largest and the 115th most expensive postcode out of the 425 postcodes in the SO17 area.
- 49 mSO17 3SE, Portswood Road, Southampton, SO17SO17 3SE19 Addresses
- 60 mSO17 3TW, Sirdar Road, Southampton, SO17SO17 3TW6 Addresses
- 66 mSO17 3SD, Portswood Road, Southampton, SO17SO17 3SD39 Addresses
- 78 mSO17 3SN, Portswood Road, Southampton, SO17SO17 3SN6 Addresses
- 105 mSO17 3SS, Portswood Road, Southampton, SO17SO17 3SS6 Addresses
- 128 mSO17 3SF, Kitchener Road, Southampton, SO17SO17 3SF52 Addresses
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Property Typesin SO17 3SL
- 1 mid-century house built between 1936 and 1979
- 7 mid-century flats built between 1936 and 1979
- 9 other addresses of unknown type
- mid-century house (1)
- mid-century flat (7)
- Unknown (9)
Energy Efficiencyof properties in SO17 3SL
- Energy Performance Certificate (EPC) surveys conducted for 9 properties.
- The dominant rating is C.
- A (0)
- E (2)
- B (0)
- F (0)
- C (5)
- G (0)
- D (2)
- No EPC (8)
Top 3 Most Expensive Saleson Portswood Road
Schools Nearbyto SO17 3SL
The nearest primary school to SO17 3SL is Portswood Primary School which is 281 metres away.
- 281mPortswood Primary School
- 601mSwaythling Primary School
- 629mBitterne Park Primary & Nursery School - Part of the Learning Federation Partnership of Schools
The nearest secondary school is Bitterne Park School which is 1.1 kilometres away.
- 1.1kmBitterne Park School
- 1.5kmCantell School
- 1.5kmSaint George Catholic Voluntary Aided College Southampton
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Public Transport Nearbyto SO17 3SL
The closest station to SO17 3SL is Swaythling station which is 1.1 kilometres away.
- 1.1kmSwaythling
- 1.2kmSt Denys
- 1.6kmBitterne
- 2.5kmSouthampton Airport Parkway
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