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    Flat 7 27 Belsize Avenue

    FLAT 7 27, BELSIZE AVENUE, LONDON, LONDON, NW3 4BL

    This flat/maisonette leasehold property on Belsize Avenue last sold in April 2026 for £700,000. Based on price growth in the NW3 district since then, its estimated current value is £700,000 — placing it in the 86th percentile nationally and the 20th percentile within NW3. The property covers 100 m² (1,076 sq ft), giving an estimated value of £7,000 per m². The EPC rating is C, with a potential rating of C.

    See wider trends for Belsize Avenue →

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    1,076 sq ft

    100 m²

    Last Sale Price

    £700,000

    Apr 2026

    Estimated Valuation

    £700,000

    Est. £/sq ft

    £650/sq ft

    £7,000/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formSemi-Detached
    Construction ageEngland and Wales: 1930-1949
    Habitable rooms3
    Main fuelmains gas (not community)
    EPC currentC
    EPC potentialC
    Floor area1,076 sq ft (100 m²)
    EPC dateApr 2022
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    17 Apr 2026

    £700,000

    15 Aug 2005

    £250,000

    19 Dec 1996

    £185,070

    21 Jun 1996

    £106,000

    Key Metrics

    Estimated valuation£700,000
    Value per sq ft / m²£650/sq ft (£7,000/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    NW3 district percentile20th percentile
    National percentile86th percentile

    Other Properties on Belsize Avenue

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    Jun 2026

    Flat 2 22Flat/Maisonette

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    Dec 2025

    Flat 70 Hillfield CourtFlat/Maisonette

    £725,000

    Nov 2025

    Flat 26 15Flat/Maisonette

    £780,000

    Nov 2025

    Flat 11 28Flat/Maisonette

    £360,000

    Oct 2025

    Flat 50 Hillfield CourtFlat/Maisonette

    £1,175,000

    Aug 2025

    Flat 49 Hillfield CourtFlat/Maisonette

    £485,000

    Jul 2025

    Flat 58 Hillfield CourtFlat/Maisonette

    £475,000

    Jun 2025

    35gFlat/Maisonette

    £947,500

    May 2025

    Flat 2 47Flat/Maisonette

    £475,000

    Mar 2025

    See wider trends for Belsize Avenue →

    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 Jul 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 Jul 2026

    10-Year Annualised Rent Growth - NW

    2.9%

    3

    National percentile

    Estimate at 31 Jul 2026

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    Streets in NW3

    Adamson RoadHolly Bush ValeBelsize GroveSt Crispins CloseTudor CloseBelsize AvenueGrove PlaceAgincourt RoadDunboyne RoadRosemont RoadMackeson RoadMansfield Road

    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)