Isis Street - SW18 3QN
Key Postcode Insights
SW18 3QN is a residential postcode situated on Isis Street, London, SW18 with 51 addresses.
It ranks as the 998th largest and 645th most expensive of the 1,149 postcodes in the SW18 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 51 properties: 14 houses and 37 flats.
- Ave. Sale Price
- £819,761
- 10 Year change
- up 2.8%
- Ave. Rental Price
- £3,634pcm
- 10 Year change
- up 49.9%
- Ave. £ per ft²
- £764/ft²
- Ave. Gross Yield
- 5.3%/year/yr
Key Postcode Insights
SW18 3QN is a residential postcode situated on Isis Street, London, SW18 with 51 addresses.
It ranks as the 998th largest and 645th most expensive of the 1,149 postcodes in the SW18 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 51 properties: 14 houses and 37 flats.
- Ave. Sale Price
- £819,761
- 10 Year change
- up 2.8%
- Ave. Rental Price
- £3,634pcm
- 10 Year change
- up 49.9%
- Ave. £ per ft²
- £764/ft²
- Ave. Gross Yield
- 5.3%/year/yr
Explore Propertiesin SW18 3QN
- Tilemakers Yard
Modern Building | 5 Units
- 2 Isis Street
Building  |  2 Flats
- 4 Isis Street
4 Bed Period House
- 6 Isis Street
5 Bed Period House
- 8 Isis Street
5 Bed Period House
Sales Market Trends
The last sale in SW18 3QN sold for £707,500 on 12th March 2026. Since then prices are down an average of 0.7%.
The current average value in the postcode is £819,761.
The SW18 3QN Sales Market has increased by 2.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -1.8% | £819,761 |
| June 2025 | 0.4% | £834,396 |
| June 2024 | 1% | £830,883 |
| June 2023 | -0.8% | £822,836 |
| June 2022 | 4.5% | £829,503 |
| June 2021 | 0.2% | £793,756 |
| June 2020 | 3.7% | £792,086 |
| June 2019 | -0.1% | £763,641 |
| June 2018 | -2.4% | £764,179 |
| June 2017 | -1.9% | £782,612 |
| June 2016 | 3.6% | £797,793 |
| June 2015 | 2.1% | £770,166 |
| June 2014 | 21.9% | £754,505 |
| June 2013 | 13.1% | £618,989 |
| June 2012 | 5.7% | £547,428 |
| June 2011 | 3.8% | £518,012 |
| June 2010 | 17% | £499,055 |
| June 2009 | -10.6% | £426,677 |
| June 2008 | -1.4% | £477,225 |
| June 2007 | 0% | £484,047 |
Rental Market Trends
The current average rental value in the postcode is £3,634.
The SW18 3QN Rental Market has increased by 49.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 6.1% | £3,634pcm |
| June 2025 | 3.5% | £3,423pcm |
| June 2024 | 5.5% | £3,308pcm |
| June 2023 | 12.6% | £3,135pcm |
| June 2022 | 14.1% | £2,785pcm |
| June 2021 | -2.4% | £2,440pcm |
| June 2020 | 1.9% | £2,500pcm |
| June 2019 | 3.5% | £2,455pcm |
| June 2018 | 1.1% | £2,372pcm |
| June 2017 | -3.3% | £2,345pcm |
| June 2016 | 0.6% | £2,424pcm |
| June 2015 | 3.7% | £2,409pcm |
| June 2014 | 2% | £2,323pcm |
| June 2013 | -0.3% | £2,278pcm |
| June 2012 | 5.5% | £2,284pcm |
| June 2011 | 10.3% | £2,165pcm |
| June 2010 | 12.7% | £1,964pcm |
| June 2009 | -9.4% | £1,743pcm |
| June 2008 | 1.3% | £1,924pcm |
| June 2007 | 0% | £1,898pcm |
Sales History
The last sale was on 12th March 2026 for £707,500 and since then the market in the area has decreased by 0.7%. The postcode has had a total of 116 sales since 1995.
SW18 3QN has seen 9 sales in the last three years and 4 sales in the last twelve months.
- Sold Mar 2026£707,500 | 2 Bed Flat52, Isis Street, London, SW18 3QN52, Isis Street, London, SW18 3QN
- Sold Feb 2026£929,000 | 3 Bed Flat46A, Isis Street, London, SW18 3QN46A, Isis Street, London, SW18 3QN
- Sold Jan 2026£950,000 | 3 Bed Flat42A, Isis Street, London, SW18 3QN42A, Isis Street, London, SW18 3QN
- Sold Dec 2025£725,000 | 2 Bed Flat48A, Isis Street, London, SW18 3QN48A, Isis Street, London, SW18 3QN
- Sold Oct 2023£980,000 | 3 Bed Flat28A, Isis Street, London, SW18 3QN28A, Isis Street, London, SW18 3QN
Nearby Postcodes
SW18 3QN is the 998th largest and the 645th most expensive postcode out of the 1,149 postcodes in the SW18 area.
- SW18 3QL, Isis Street, London, SW18SW18 3QL41 Addresses|31 m away
- SW18 3QR, Quinton Street, London, SW18SW18 3QR62 Addresses|49 m away
- SW18 3QS, Quinton Street, London, SW18SW18 3QS69 Addresses|81 m away
- SW18 3QE, Waynflete Street, London, SW18SW18 3QE27 Addresses|85 m away
- SW18 4ST, Garratt Lane, London, SW18SW18 4ST23 Addresses|98 m away
Property Types
- 9 period houses built between 1800 and 1911
- 36 period flats built between 1800 and 1911
- 5 modern flats built after 1980
- 1 other address of unknown type
- period house (9)
- period flat (36)
- modern flat (5)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 44 properties.
- The most common rating is C.
- A (0)
- E (2)
- B (4)
- F (0)
- C (20)
- G (0)
- D (18)
- No EPC (7)
Top 3 Most Expensive Sales
- Sold Sep 2015£1,400,000 | 5 Bed House8, Isis Street, London, SW18 3QN8, Isis Street, London, SW18 3QN
- Sold Oct 2019£1,382,000 | 5 Bed House20, Isis Street, London, SW18 3QN20, Isis Street, London, SW18 3QN
- Sold Jul 2023£1,380,000 | 5 Bed House16, Isis Street, London, SW18 3QN16, Isis Street, London, SW18 3QN
Schools Nearby
- Earlsfield Primary School200 m away
- Beatrix Potter Primary School600 m away
- Wimbledon Park Primary School800 m away
- Burntwood School400 m away
- Southfields Academy1.0 km away
- Ernest Bevin Academy1.2 km away
More reading links
Public Transport Nearby
The closest station to SW18 3QN is Earlsfield station, which is 400 metres away.
- Earlsfield|400 m away
- Wimbledon Park|1.1 km away
- Haydons Road|1.6 km away
- Southfields|1.6 km away
