The average house price on Onslow Square, London is £1,490,296. Prices range from £58,462 to £40,000,000.
There are 223 properties on Onslow Square, London.
Average house prices on Onslow Square, London have risen by 125.2% from £352,276 in 1995 to £793,204 in 2025.
Onslow Square, London is in the SW7 postcode district.
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