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    Flat 1 40 Belsize Park

    FLAT 1 40, BELSIZE PARK, LONDON, LONDON, NW3 4EE

    This flat/maisonette leasehold property on Belsize Park last sold in March 2005 for £293,000. Based on price growth in the NW3 district since then, its estimated current value is £710,321 — placing it in the 90th percentile nationally and the 29th percentile within NW3. The property covers 58 m² (624 sq ft), giving an estimated value of £12,247 per m². The EPC rating is D, with a potential rating of C.

    See wider trends for Belsize Park →

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    624 sq ft

    58 m²

    Last Sale Price

    £293,000

    Mar 2005

    Estimated Valuation

    £710,321

    Est. £/sq ft

    £1,138/sq ft

    £12,247/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formSemi-Detached
    Construction ageEngland and Wales: 1930-1949
    Habitable rooms2
    Main fuelmains gas (not community)
    EPC currentD
    EPC potentialC
    Floor area624 sq ft (58 m²)
    EPC dateOct 2020
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    16 Mar 2005

    £293,000

    4 Nov 2002

    £295,000

    4 Jun 1999

    £169,950

    Key Metrics

    Estimated valuation£710,321
    Value per sq ft / m²£1,138/sq ft (£12,247/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    NW3 district percentile29th percentile
    National percentile90th percentile

    Other Properties on Belsize Park

    Ground And Lower Ground Floor Flat Right 67aFlat/Maisonette

    £3,000,000

    Mar 2026

    Flat 10 Belsize Park House, 59 - 60Flat/Maisonette

    £494,000

    Mar 2026

    Flat 4 16Flat/Maisonette

    £2,275,000

    Jan 2026

    Garden Flat 33Flat/Maisonette

    £2,500,000

    Jan 2026

    First Floor Flat 2Flat/Maisonette

    £800,000

    Nov 2025

    Flat 3 29Flat/Maisonette

    £670,000

    Nov 2025

    First Floor Rear Flat 1Flat/Maisonette

    £345,000

    Nov 2025

    Rear Basement Flat 49Flat/Maisonette

    £575,999

    Sept 2025

    Garden Flat 31Flat/Maisonette

    £3,000,000

    Aug 2025

    10aFlat/Maisonette

    £2,000,000

    Jul 2025

    Flat 3 4Flat/Maisonette

    £1,177,000

    Jul 2025

    18eFlat/Maisonette

    £725,000

    Jul 2025

    See wider trends for Belsize Park →

    District Context — NW3

    See wider trends for 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

    £1,319,214

    99

    National percentile

    12 month avg at 31 Aug 2026

    Average Net Household Income - NW3

    £67,005

    100

    National percentile

    2023 census data

    10-Year Annualised Price Growth - NW3

    -0.4%

    3

    National percentile

    Estimate at 31 Aug 2026

    10-Year Annualised Rent Growth - NW

    2.9%

    3

    National percentile

    Estimate at 31 Aug 2026

    More properties on Belsize Park

    Flat 5 Portland Court, 38 Belsize ParkFlat 2 39 Belsize ParkFlat 3 39 Belsize ParkFlat 4 39 Belsize ParkFlat 5 39 Belsize ParkFlat 6 39 Belsize ParkFlat 3 40 Belsize ParkFlat 4 40 Belsize ParkFlat 6 40 Belsize ParkFlat 7 40 Belsize ParkFlat 3 41 Belsize ParkFlat 4 41 Belsize Park

    Streets in NW3

    Nassington RoadChesterford GardensRona RoadShirlock RoadVillage CloseBelsize ParkLakis CloseBelsize CrescentBelsize Park GardensDenning RoadLangland GardensBriardale Gardens

    Nearby districts

    NW1NW2NW4NW5NW6NW7NW8NW9NW10NW11N2W3

    Other areas

    Medway (ME)Milton Keynes (MK)Newcastle upon Tyne (NE)Newport (NP)North London (N)North Wales (LL)Northampton (NN)Norwich (NR)Nottingham (NG)Oldham (OL)Oxford (OX)Peterborough (PE)