12b Belsize Park Gardens

    12B, BELSIZE PARK GARDENS, LONDON, NW3 4LD

    This flat/maisonette leasehold property on Belsize Park Gardens last sold in June 2025 for £887,500. Based on price growth in the NW3 district since then, its estimated current value is £887,500 — placing it in the 94th percentile nationally and the 42nd percentile within NW3. The property covers 80 m² (861 sq ft), giving an estimated value of £11,094 per m². The EPC rating is C, with a potential rating of C.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    861 sq ft

    80 m²

    Last Sale Price

    £887,500

    Jun 2025

    Estimated Valuation

    £887,500

    Est. £/sq ft

    £1,031/sq ft

    £11,094/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formSemi-Detached
    Construction ageEngland and Wales: 1900-1929
    Habitable rooms3
    Main fuelmains gas (not community)
    EPC currentC
    EPC potentialC
    Floor area861 sq ft (80 m²)
    EPC dateOct 2021
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and underfloor heating, mains gas

    Transaction History

    20 Jun 2025

    £887,500

    4 Apr 2000

    £59,900

    15 Oct 1999

    £208,000

    Key Metrics

    Estimated valuation£887,500
    Value per sq ft / m²£1,031/sq ft (£11,094/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    NW3 district percentile42nd percentile
    National percentile94th percentile

    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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