According to data from HM Land Registry, 19, Alexander Square sits on a plot of 139 m².

We have plot size data on 7 out of 7 other houses in the postcode and 19, Alexander Square sits on the 7th largest plot.

19, Alexander Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 11 May 2026.

The property is connected to mains gas and has partial multiple glazing. It is heated using a boiler and radiators (mains gas).

According to the Land Registry and our network of Estate Agents, there have been 20 sales of properties similar to 19, Alexander Square within a radius of 310 metres since 2007.

The most recent example is 15, Pelham Place, London, SW7 2NQ, a freehold house which sold for £6,235,000 on the 4th March 2026.

Read more about house prices in SW3.

• Sold Mar 2026£6,235,000 | 5 Bed House15, Pelham Place, London, SW7 2NQ15, Pelham Place, London, SW7 2NQ
• Sold Feb 2026£7,100,000 | 5 Bed House14, Pelham Crescent, London, SW7 2NP14, Pelham Crescent, London, SW7 2NP
• Sold Mar 2025£7,750,000 | 5 Bed House7, Alexander Square, London, SW3 2AY7, Alexander Square, London, SW3 2AY
• Sold Mar 2023£7,750,000 | 5 Bed House18, Alexander Square, London, SW3 2AX18, Alexander Square, London, SW3 2AX
• Sold Dec 2022£9,000,000 | 6 Bed House16, Pelham Place, London, SW7 2NH16, Pelham Place, London, SW7 2NH
• Sold Aug 2022£7,165,000 | 5 Bed House12, Alexander Square, London, SW3 2AY12, Alexander Square, London, SW3 2AY
• Sold Jul 2022£7,870,000 | 5 Bed House6, Alexander Square, London, SW3 2AY6, Alexander Square, London, SW3 2AY
• Sold Jun 2021£6,500,000 | 5 Bed House14, Alexander Square, London, SW3 2AX14, Alexander Square, London, SW3 2AX
• Sold Jun 2021£7,500,000 | 6 Bed House2, Pelham Crescent, London, SW7 2NP2, Pelham Crescent, London, SW7 2NP
• Sold May 2021£5,850,000 | 6 Bed House11, Thurloe Street, London, SW7 2SS11, Thurloe Street, London, SW7 2SS
• Sold Mar 2021£5,645,000 | 5 Bed House11, Alexander Square, London, SW3 2AY11, Alexander Square, London, SW3 2AY
• Sold Jan 2021£15,000,000 | 6 Bed House19, Pelham Place, London, SW7 2NQ19, Pelham Place, London, SW7 2NQ
• Sold Oct 2020£7,500,000 | 5 Bed House5, Pelham Place, London, SW7 2NQ5, Pelham Place, London, SW7 2NQ
• Sold Jul 2020£13,750,000 | 5 Bed House44, Egerton Crescent, London, SW3 2ED44, Egerton Crescent, London, SW3 2ED
• Sold Feb 2018£10,750,000 | 5 Bed House22, Pelham Crescent, London, SW7 2NR22, Pelham Crescent, London, SW7 2NR
• Sold Sep 2017£6,750,000 | 5 Bed House10, Alexander Square, London, SW3 2AY10, Alexander Square, London, SW3 2AY
• Sold Jan 2015£12,150,000 | 6 Bed House28, Thurloe Square, London, SW7 2SD28, Thurloe Square, London, SW7 2SD
• Sold Jul 2010£4,950,000 | 5 Bed House7, Thurloe Street, London, SW7 2SS7, Thurloe Street, London, SW7 2SS
• Sold Apr 2009£1,950,000 | 3 Bed House15, Thurloe Square, London, SW7 2TE15, Thurloe Square, London, SW7 2TE
• Sold Aug 2007£6,475,000 | 5 Bed House7, Pelham Crescent, London, SW7 2NP7, Pelham Crescent, London, SW7 2NP

Alexander Square, London, SW3 has a total of 20 addresses. According to our analysis of all the public data, 19, Alexander Square is the 15th largest and the 8th most expensive property on the street.

When compared to the postcode district it is £5.266m more expensive than the average property in SW3.

• Marlborough Primary School

  300 m away
• Oratory Roman Catholic Primary School

  500 m away
• St Joseph's Catholic Primary School

  600 m away

• St. Thomas More Language College

  600 m away
• Chelsea Academy

  2.1 km away
• Westminster City School

  2.1 km away

• South Kensington

  |

  300 m away
• Knightsbridge

  |

  700 m away
• Gloucester Road

  |

  900 m away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.