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    Flat 5 55 Onslow Square

    FLAT 5 55, ONSLOW SQUARE, LONDON, LONDON, SW7 3LR

    This flat/maisonette leasehold property on Onslow Square last sold in January 1995 for £800,000. Based on price growth in the SW7 district since then, its estimated current value is £6,430,732 — placing it in the 99th percentile nationally and the 96th percentile within SW7. The property covers 227 m² (2,443 sq ft), giving an estimated value of £28,329 per m². The EPC rating is C, with a potential rating of B.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    2,443 sq ft

    227 m²

    Last Sale Price

    £800,000

    Jan 1995

    Estimated Valuation

    £6,430,732

    Est. £/sq ft

    £2,632/sq ft

    £28,329/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formMid-Terrace
    Construction ageEngland and Wales: 1900-1929
    Habitable rooms7
    Main fuelmains gas (community)
    EPC currentC
    EPC potentialB
    Floor area2,443 sq ft (227 m²)
    EPC dateOct 2022
    WallsSolid brick, as built, no insulation (assumed)
    HeatingCommunity scheme

    Transaction History

    19 Jan 1995

    £800,000

    Key Metrics

    Estimated valuation£6,430,732
    Value per sq ft / m²£2,632/sq ft (£28,329/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SW7 district percentile96th percentile
    National percentile99th percentile

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    Aug 2025

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    Flat 16 27Flat/Maisonette

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    Flat 2 23Flat/Maisonette

    £2,825,000

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    2Terraced

    £3,700,000

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    View full analysis for Onslow Square →

    District Context — SW7

    SW7 covers South Kensington and the surrounding area in central London, positioned in the heart of the capital's most prestigious neighbourhood. It is characterised by grand Victorian and Edwardian mansion blocks, world-class museums, and cultural institutions, drawing affluent professionals and international residents.

    Average Property Price - SW7

    £1,951,944

    99

    National percentile

    Average Net Household Income - SW7

    £76,239

    100

    National percentile

    10-Year Annualised Price Growth - SW7

    -1.5%

    1

    National percentile

    10-Year Annualised Rent Growth - SW

    3.2%

    11

    National percentile

    View full analysis for SW7 →

    More properties in SW7

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    Streets in SW7

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