40 Princes Avenue

    40, PRINCES AVENUE, WELWYN GARDEN CITY, AL7 4DT

    This detached freehold property on Princes Avenue last sold in December 2017 for £614,995. Based on price growth in the AL7 district since then, its estimated current value is £707,179 — placing it in the 90th percentile nationally and the 96th percentile within AL7. The property covers 149 m² (1,604 sq ft), giving an estimated value of £4,746 per m². The EPC rating is B, with a potential rating of B.

    See wider trends for Princes Avenue →

    Type

    Detached

    Tenure

    Freehold

    Floor Area

    1,604 sq ft

    149 m²

    Last Sale Price

    £614,995

    Dec 2017

    Estimated Valuation

    £707,179

    Est. £/sq ft

    £441/sq ft

    £4,746/m²

    Property Details

    TypeDetached
    TenureFreehold
    Built formDetached
    Construction age2017
    Habitable roomsNot available
    Main fuelGas: mains gas
    EPC currentB
    EPC potentialB
    Floor area1,604 sq ft (149 m²)
    EPC dateNov 2017
    WallsAverage thermal transmittance 0.24 W/m
    HeatingBoiler and radiators, mains gas

    Transaction History

    5 Dec 2017

    New build

    £614,995

    Key Metrics

    Estimated valuation£707,179
    Value per sq ft / m²£441/sq ft (£4,746/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    AL7 district percentile96th percentile
    National percentile90th 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 Aug 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 Aug 2026

    10-Year Annualised Rent Growth - AL

    3.8%

    44

    National percentile

    Estimate at 31 Aug 2026

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