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    Flat 9 20 Belsize Park Gardens

    FLAT 9 20, BELSIZE PARK GARDENS, LONDON, NW3 4LH

    This flat/maisonette leasehold property on Belsize Park Gardens last sold in June 2016 for £1,150,000. Based on price growth in the NW3 district since then, its estimated current value is £1,217,930 — placing it in the 97th percentile nationally and the 59th percentile within NW3. The property covers 98 m² (1,055 sq ft), giving an estimated value of £12,428 per m². The EPC rating is E, with a potential rating of D.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    1,055 sq ft

    98 m²

    Last Sale Price

    £1,150,000

    Jun 2016

    Estimated Valuation

    £1,217,930

    Est. £/sq ft

    £1,155/sq ft

    £12,428/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formDetached
    Construction ageEngland and Wales: before 1900
    Habitable rooms4
    Main fuelmains gas (not community)
    EPC currentE
    EPC potentialD
    Floor area1,055 sq ft (98 m²)
    EPC dateJan 2024
    WallsTimber frame, as built, no insulation (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    22 Jun 2016

    £1,150,000

    10 Apr 2014

    £950,000

    31 Jan 2007

    £547,000

    17 May 1999

    £190,000

    Key Metrics

    Estimated valuation£1,217,930
    Value per sq ft / m²£1,155/sq ft (£12,428/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    NW3 district percentile59th percentile
    National percentile97th percentile

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    Flat G 80Flat/Maisonette

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    Jan 2026

    Flat D 71Flat/Maisonette

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    Jan 2026

    Flat H 80Flat/Maisonette

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    Nov 2025

    Flat 3 29Flat/Maisonette

    £1,500,000

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    First Floor Flat 41Flat/Maisonette

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    Sept 2025

    37aFlat/Maisonette

    £2,180,000

    Sept 2025

    Second Floor Flat 39Flat/Maisonette

    £1,500,000

    Jul 2025

    79cFlat/Maisonette

    £1,050,000

    Jul 2025

    25gSemi-Detached

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    First Floor Flat Front 59Flat/Maisonette

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    View full analysis for Belsize Park Gardens →

    District Context — NW3

    NW3 covers Hampstead, Belsize Park, and surrounding areas in north London, positioned on the fringe of central London. It is one of the capital's most affluent and established residential neighbourhoods, characterised by period properties, tree-lined streets, and strong cultural amenities.

    Average Property Price - NW3

    £1,566,932

    99

    National percentile

    Average Net Household Income - NW3

    £67,005

    100

    National percentile

    10-Year Annualised Price Growth - NW3

    1.2%

    4

    National percentile

    10-Year Annualised Rent Growth - NW

    2.6%

    2

    National percentile

    View full analysis for NW3 →

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