11 William Close

    11, WILLIAM CLOSE, WELWYN GARDEN CITY, AL7 4ER

    This semi-detached freehold property on William Close last sold in March 2018 for £504,995. Based on price growth in the AL7 district since then, its estimated current value is £561,694 — placing it in the 84th percentile nationally and the 87th percentile within AL7. The property covers 123 m² (1,324 sq ft), giving an estimated value of £4,567 per m². The EPC rating is B, with a potential rating of B.

    See wider trends for William Close →

    Type

    Semi-Detached

    Tenure

    Freehold

    Floor Area

    1,324 sq ft

    123 m²

    Last Sale Price

    £504,995

    Mar 2018

    Estimated Valuation

    £561,694

    Est. £/sq ft

    £424/sq ft

    £4,567/m²

    Property Details

    TypeSemi-Detached
    TenureFreehold
    Built formSemi-Detached
    Construction age2018
    Habitable roomsNot available
    Main fuelGas: mains gas
    EPC currentB
    EPC potentialB
    Floor area1,324 sq ft (123 m²)
    EPC dateFeb 2018
    WallsAverage thermal transmittance 0.24 W/m
    HeatingBoiler and radiators, mains gas

    Transaction History

    28 Mar 2018

    New build

    £504,995

    Key Metrics

    Estimated valuation£561,694
    Value per sq ft / m²£424/sq ft (£4,567/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    AL7 district percentile87th percentile
    National percentile84th percentile

    District Context — AL7

    See wider trends for AL7 →

    AL7 covers Welwyn Garden City and surrounding areas in Hertfordshire, north of London. It is a well-established commuter belt with suburban character and good transport links.

    Average Property Price - AL7

    £395,988

    69

    National percentile

    12 month avg at 31 Jul 2026

    Average Net Household Income - AL7

    £44,456

    74

    National percentile

    2023 census data

    10-Year Annualised Price Growth - AL7

    2.3%

    27

    National percentile

    Estimate at 31 Jul 2026

    10-Year Annualised Rent Growth - AL

    3.8%

    44

    National percentile

    Estimate at 31 Jul 2026

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