17 Mardley Avenue

    17, MARDLEY AVENUE, WELWYN, AL6 0TU

    This detached freehold property on Mardley Avenue last sold in January 2025 for £750,000. Based on price growth in the AL6 district since then, its estimated current value is £750,000 — placing it in the 92nd percentile nationally and the 49th percentile within AL6. The property covers 160 m² (1,722 sq ft), giving an estimated value of £4,688 per m². The EPC rating is D, with a potential rating of A.

    Type

    Detached

    Tenure

    Freehold

    Floor Area

    1,722 sq ft

    160 m²

    Last Sale Price

    £750,000

    Jan 2025

    Estimated Valuation

    £750,000

    Est. £/sq ft

    £436/sq ft

    £4,688/m²

    Property Details

    TypeDetached
    TenureFreehold
    Built formDetached
    Construction ageEngland and Wales: 1967-1975
    Habitable rooms7
    Main fuelmains gas (not community)
    EPC currentD
    EPC potentialA
    Floor area1,722 sq ft (160 m²)
    EPC dateJul 2023
    WallsCavity wall, filled cavity
    HeatingBoiler and radiators, mains gas

    Transaction History

    31 Jan 2025

    £750,000

    18 Dec 2006

    £395,000

    Key Metrics

    Estimated valuation£750,000
    Value per sq ft / m²£436/sq ft (£4,688/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    AL6 district percentile49th percentile
    National percentile92nd percentile

    District Context — AL6

    AL6 covers areas around Welwyn Garden City and Hatfield in Hertfordshire, north of London. It is an established commuter belt district with strong professional employment and family-oriented housing.

    Average Property Price - AL6

    £799,839

    96

    National percentile

    Average Net Household Income - AL6

    £51,293

    91

    National percentile

    10-Year Annualised Price Growth - AL6

    3.4%

    43

    National percentile

    10-Year Annualised Rent Growth - AL

    3.9%

    50

    National percentile

    View full analysis for AL6

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