25 Boomtown Apartments, 2 Progressive Close

    25 BOOMTOWN APARTMENTS, 2, PROGRESSIVE CLOSE, SIDCUP, DA14 5HZ

    This flat/maisonette leasehold property on Progressive Close last sold in February 2026 for £252,000. Based on price growth in the DA14 district since then, its estimated current value is £252,000 — placing it in the 16th percentile nationally and the 3rd percentile within DA14. The property covers 33 m² (355 sq ft), giving an estimated value of £7,636 per m². The EPC rating is C, with a potential rating of C.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    355 sq ft

    33 m²

    Last Sale Price

    £252,000

    Feb 2026

    Estimated Valuation

    £252,000

    Est. £/sq ft

    £709/sq ft

    £7,636/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formDetached
    Construction age2021
    Habitable roomsNot available
    Main fuelGas: mains gas
    EPC currentC
    EPC potentialC
    Floor area355 sq ft (33 m²)
    EPC dateFeb 2021
    WallsAverage thermal transmittance 0.28 W/m
    HeatingBoiler and radiators, mains gas

    Transaction History

    17 Feb 2026

    £252,000

    31 Aug 2021

    New build

    £265,000

    Key Metrics

    Estimated valuation£252,000
    Value per sq ft / m²£709/sq ft (£7,636/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    DA14 district percentile3rd percentile
    National percentile16th percentile

    District Context — DA14

    DA14 covers the Swanley area in the London Borough of Bromley, on the south-eastern fringe of Greater London. It is a suburban residential district with good transport links and mixed housing stock.

    Average Property Price - DA14

    £424,352

    71

    National percentile

    Average Net Household Income - DA14

    £48,523

    85

    National percentile

    10-Year Annualised Price Growth - DA14

    2.9%

    27

    National percentile

    10-Year Annualised Rent Growth - DA

    4.8%

    88

    National percentile

    View full analysis for DA14

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