Our Data Sources
Flat 6, 25, Onslow Square has no records in the Land Registry and a single entry in the EPC database dated August 2015.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If Flat 6, 25, Onslow Square is in very good condition we estimate a sale value of £903,035 and a rental value of £3,648 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £799,831 and a rental value of £3,231 per month.
Energy Efficiency
Flat 6, 25, Onslow Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Aug 2015.
The property is not connected to mains gas and has single glazed windows. It is heated using community scheme.
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 25 sales of properties similar to Flat 6, 25, Onslow Square within a radius of 280 metres since 2007.
The most recent example is 6, Glendower Place, London, SW7 3DP, a leasehold flat which sold for £95,000 on the 14th February 2025.
Read more about house prices in SW7.
- Sold Feb 2025£95,000 | 2 Bed Flat6, Glendower Place, London, SW7 3DP6, Glendower Place, London, SW7 3DP
- Sold May 2024£900,000 | 2 Bed FlatFlat 62, Pelham Court 145, Fulham Road, London, SW3 6SHFlat 62, Pelham Court 145, Fulham Road, London, SW3 6SH
- Sold Nov 2023£1,225,000 | 2 Bed FlatFlat 4, 1, Glendower Place, London, SW7 3DUFlat 4, 1, Glendower Place, London, SW7 3DU
- Sold Nov 2023£1,050,000 | 2 Bed FlatFlat 2, 27, Onslow Square, London, SW7 3NHFlat 2, 27, Onslow Square, London, SW7 3NH
- Sold Jan 2023£555,000 | 2 Bed FlatFlat 1A, Melton Court, Onslow Crescent, London, SW7 3JQFlat 1A, Melton Court, Onslow Crescent, London, SW7 3JQ
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £1,648,492, ranging from £597,723 to £2,762,531.
- Flat 1A, 25 Onslow Square
1 Bed Flat | 0 m | Est. Value: £597,723
- Flat 8, 25 Onslow Square
3 Bed Flat | 0 m | Est. Value: £2,037,667
- Flat 11, 25 Onslow Square
2 Bed Flat | 0 m | Est. Value: £1,371,602
- Flat 10, 25 Onslow Square
3 Bed Flat | 0 m | Est. Value: £2,014,564
- Flat 12, 25 Onslow Square
3 Bed Flat | 0 m | Est. Value: £1,201,933
Location Comparison
Onslow Square, London, SW7 has a total of 321 addresses. According to our analysis of all the public data, Flat 6, 25, Onslow Square is the 301st largest and the 309th most expensive property on the street.
When compared to the postcode district it is £1.203m less expensive than the average property in SW7.
More reading links
Schools Nearby
- Oratory Roman Catholic Primary School300 m away
- Marlborough Primary School400 m away
- Our Lady of Victories RC Primary School500 m away
- St. Thomas More Language College700 m away
- Chelsea Academy1.8 km away
- The London Oratory School1.9 km away
More reading links
Public Transport Nearby
- South Kensington|200 m away
- Gloucester Road|700 m away
- Knightsbridge|1.0 km away
Available Internet Speeds
According to recent data from Ofcom, Ultrafast Broadband is available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












