20 Castle Street

    20, CASTLE STREET, WALLINGFORD, OX10 8DW

    This detached freehold property on Castle Street last sold in March 2025 for £1,525,000. Based on price growth in the OX10 district since then, its estimated current value is £1,525,000 — placing it in the 98th percentile nationally and the 98th percentile within OX10. The property covers 325 m² (3,498 sq ft), giving an estimated value of £4,692 per m². The EPC rating is D, with a potential rating of C.

    See wider trends for Castle Street →

    Type

    Detached

    Tenure

    Freehold

    Floor Area

    3,498 sq ft

    325 m²

    Last Sale Price

    £1,525,000

    Mar 2025

    Estimated Valuation

    £1,525,000

    Est. £/sq ft

    £436/sq ft

    £4,692/m²

    Property Details

    TypeDetached
    TenureFreehold
    Built formSemi-Detached
    Construction ageEngland and Wales: 1900-1929
    Habitable rooms11
    Main fuelmains gas (not community)
    EPC currentD
    EPC potentialC
    Floor area3,498 sq ft (325 m²)
    EPC dateJul 2023
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    21 Mar 2025

    £1,525,000

    Key Metrics

    Estimated valuation£1,525,000
    Value per sq ft / m²£436/sq ft (£4,692/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    OX10 district percentile98th percentile
    National percentile98th percentile

    District Context — OX10

    See wider trends for OX10 →

    OX10 covers the Henley-on-Thames area in south Oxfordshire, situated between the Chilterns and the Thames Valley. It is an affluent, village-oriented district with strong appeal to families and professionals commuting to London and Reading.

    Average Property Price - OX10

    £522,681

    84

    National percentile

    12 month avg at 31 Jul 2026

    Average Net Household Income - OX10

    £49,663

    88

    National percentile

    2023 census data

    10-Year Annualised Price Growth - OX10

    2.7%

    36

    National percentile

    Estimate at 31 Jul 2026

    10-Year Annualised Rent Growth - OX

    3.7%

    37

    National percentile

    Estimate at 31 Jul 2026

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