Flat 1 42 Onslow Gardens

    FLAT 1 42, ONSLOW GARDENS, LONDON, SW7 3PY

    This flat/maisonette leasehold property on Onslow Gardens last sold in July 2025 for £3,000,000. Based on price growth in the SW7 district since then, its estimated current value is £3,000,000 — placing it in the 99th percentile nationally and the 81st percentile within SW7. The property covers 184 m² (1,981 sq ft), giving an estimated value of £16,304 per m². The EPC rating is C, with a potential rating of C.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    1,981 sq ft

    184 m²

    Last Sale Price

    £3,000,000

    Jul 2025

    Estimated Valuation

    £3,000,000

    Est. £/sq ft

    £1,515/sq ft

    £16,304/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formMid-Terrace
    Construction ageEngland and Wales: before 1900
    Habitable rooms6
    Main fuelmains gas (not community)
    EPC currentC
    EPC potentialC
    Floor area1,981 sq ft (184 m²)
    EPC dateMar 2024
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and underfloor heating, mains gas

    Transaction History

    25 Jul 2025

    £3,000,000

    Key Metrics

    Estimated valuation£3,000,000
    Value per sq ft / m²£1,515/sq ft (£16,304/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SW7 district percentile81st percentile
    National percentile99th percentile

    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

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