Union Street - SE1 1SD
Key Postcode Insights
SE1 1SD is a residential postcode situated on Union Street, London, SE1 with 12 addresses.
It ranks as the 515th largest and 541st most expensive of the 1,631 postcodes in the SE1 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 12 properties: 1 house and 11 flats.
- Ave. Sale Price
- £469,724
- 10 Year change
- down 13.4%
- Ave. Rental Price
- £2,498pcm
- 10 Year change
- up 38.5%
- Ave. £ per ft²
- £822/ft²
- Ave. Gross Yield
- 6.4%/year/yr
Key Postcode Insights
SE1 1SD is a residential postcode situated on Union Street, London, SE1 with 12 addresses.
It ranks as the 515th largest and 541st most expensive of the 1,631 postcodes in the SE1 area. The most common property type is a period flat built between 1800 and 1911.
The postcode contains a total of 12 properties: 1 house and 11 flats.
- Ave. Sale Price
- £469,724
- 10 Year change
- down 13.4%
- Ave. Rental Price
- £2,498pcm
- 10 Year change
- up 38.5%
- Ave. £ per ft²
- £822/ft²
- Ave. Gross Yield
- 6.4%/year/yr
Explore Propertiesin SE1 1SD
- Sterling House
Period Building | 6 Units
- 27 Union Street
Unknown
- 31 Union Street
Building | 3 Flats
- 37 Union Street
Building | 2 Flats
Sales Market Trends
The last sale in SE1 1SD sold for £3,610,000 on 29th October 2025. Since then prices are down an average of 0.0%.
The current average value in the postcode is £469,724.
The SE1 1SD Sales Market has decreased by 13.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -2.1% | £469,724 |
| June 2025 | -2% | £479,898 |
| June 2024 | -2.7% | £489,837 |
| June 2023 | -0.9% | £503,178 |
| June 2022 | 1.5% | £507,907 |
| June 2021 | -2.8% | £500,236 |
| June 2020 | 1.7% | £514,717 |
| June 2019 | -1.4% | £506,271 |
| June 2018 | -2.8% | £513,587 |
| June 2017 | -2.6% | £528,434 |
| June 2016 | 5.8% | £542,296 |
| June 2015 | 5.2% | £512,370 |
| June 2014 | 20% | £487,205 |
| June 2013 | 10.7% | £405,893 |
| June 2012 | 6.8% | £366,806 |
| June 2011 | 2.9% | £343,544 |
| June 2010 | 11% | £333,928 |
| June 2009 | -6.1% | £300,962 |
| June 2008 | 2.2% | £320,433 |
| June 2007 | 0% | £313,646 |
Rental Market Trends
The current average rental value in the postcode is £2,498.
The SE1 1SD Rental Market has increased by 38.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 5.2% | £2,498pcm |
| June 2025 | 2.6% | £2,374pcm |
| June 2024 | 3.5% | £2,314pcm |
| June 2023 | 12.1% | £2,236pcm |
| June 2022 | 21.2% | £1,994pcm |
| June 2021 | -8.8% | £1,645pcm |
| June 2020 | -1.6% | £1,803pcm |
| June 2019 | 3.2% | £1,832pcm |
| June 2018 | 0.9% | £1,775pcm |
| June 2017 | -2.4% | £1,760pcm |
| June 2016 | 0.4% | £1,804pcm |
| June 2015 | 5.2% | £1,796pcm |
| June 2014 | 1.1% | £1,707pcm |
| June 2013 | -5.5% | £1,689pcm |
| June 2012 | 6.2% | £1,787pcm |
| June 2011 | 7.7% | £1,683pcm |
| June 2010 | 10.8% | £1,563pcm |
| June 2009 | -16.3% | £1,410pcm |
| June 2008 | 9.9% | £1,684pcm |
| June 2007 | 0% | £1,532pcm |
Sales History
The last sale was on 29th October 2025 for £3,610,000 and since then the market in the area has remained stable. The postcode has had a total of 4 sales since 1995.
SE1 1SD has seen 1 sale in the last three years and 1 sale in the last twelve months.
- Sold Oct 2025£3,610,000 | 4 Bed House27, Union Street, London, SE1 1SD27, Union Street, London, SE1 1SD
- Sold Aug 2004£205,000 | 2 Bed FlatFlat 1, 31, Union Street, London, SE1 1SDFlat 1, 31, Union Street, London, SE1 1SD
- Sold Nov 2003£250,000 | 2 Bed FlatFlat 3, 31, Union Street, London, SE1 1SDFlat 3, 31, Union Street, London, SE1 1SD
- Sold Dec 2002£195,000 | 2 Bed FlatFlat 3, 31, Union Street, London, SE1 1SDFlat 3, 31, Union Street, London, SE1 1SD
Nearby Postcodes
SE1 1SD is the 515th largest and the 541st most expensive postcode out of the 1,631 postcodes in the SE1 area.
- SE1 1SZ, Union Street, London, SE1SE1 1SZ4 Addresses|45 m away
- SE1 1GH, Maidstone Buildings Mews, London, SE1SE1 1GH12 Addresses|67 m away
- SE1 1TA, Redcross Way, London, SE1SE1 1TA17 Addresses|84 m away
- SE1 1GF, Maidstone Buildings Mews, London, SE1SE1 1GF15 Addresses|88 m away
- SE1 1GE, Maidstone Buildings Mews, London, SE1SE1 1GE15 Addresses|91 m away
Property Types
- 6 period flats built between 1800 and 1911
- 5 early-century flats built between 1912 and 1935
- 1 other address of unknown type
- period flat (6)
- early-century flat (5)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 8 properties.
- The most common rating is C.
- A (0)
- E (0)
- B (0)
- F (0)
- C (5)
- G (0)
- D (3)
- No EPC (4)
Top 3 Most Expensive Sales
- Sold Oct 2013£7,800,000 | 3 Bed FlatFlat 9, 235, Union Street, London, SE1 0LRFlat 9, 235, Union Street, London, SE1 0LR
- Sold Oct 2013£4,300,000 | 3 Bed FlatFlat 9, 235, Union Street, London, SE1 0LRFlat 9, 235, Union Street, London, SE1 0LR
- Sold Oct 2025£3,610,000 | 4 Bed House27, Union Street, London, SE1 1SD27, Union Street, London, SE1 1SD
Schools Nearby
- The Cathedral School of St Saviour and St Mary Overie100 m away
- Saint Joseph's Catholic Primary School, the Borough100 m away
- Charles Dickens Primary School300 m away
- Haberdashers' Borough Academy400 m away
- St Saviour's and St Olave's Church of England School1.1 km away
- London Nautical, City of London Academy1.1 km away
More reading links
Public Transport Nearby
The closest station to SE1 1SD is Borough station, which is 300 metres away.
- Borough|300 m away
- London Bridge|500 m away
- Southwark|800 m away
- London Cannon Street|800 m away
