21 Riverside House Thomas Blake Avenue

    21 RIVERSIDE HOUSE, THOMAS BLAKE AVENUE, SOUTHAMPTON, SO14 5BZ

    This flat/maisonette leasehold property on Thomas Blake Avenue last sold in October 2025 for £273,000. Based on price growth in the SO14 district since then, its estimated current value is £273,000 — placing it in the 43rd percentile nationally and the 74th percentile within SO14. The property covers 73 m² (786 sq ft), giving an estimated value of £3,740 per m². The EPC rating is C, with a potential rating of C.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    786 sq ft

    73 m²

    Last Sale Price

    £273,000

    Oct 2025

    Estimated Valuation

    £273,000

    Est. £/sq ft

    £347/sq ft

    £3,740/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formMid-Terrace
    Construction age2020
    Habitable roomsNot available
    Main fuelElectricity: electricity, unspecified tariff
    EPC currentC
    EPC potentialC
    Floor area786 sq ft (73 m²)
    EPC dateMar 2020
    WallsAverage thermal transmittance 0.15 W/m²K
    HeatingBoiler and underfloor heating, electric

    Transaction History

    1 Oct 2025

    £273,000

    29 Nov 2024

    £275,000

    25 Mar 2020

    New build

    £245,000

    Key Metrics

    Estimated valuation£273,000
    Value per sq ft / m²£347/sq ft (£3,740/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SO14 district percentile74th percentile
    National percentile43rd percentile

    District Context — SO14

    SO14 covers central Southampton, including the city centre and surrounding residential areas. It is a vibrant urban district characterised by younger demographics, rental housing dominance, and a diverse, service-oriented employment base.

    Average Property Price - SO14

    £234,014

    22

    National percentile

    Average Net Household Income - SO14

    £22,752

    2

    National percentile

    10-Year Annualised Price Growth - SO14

    1.3%

    4

    National percentile

    10-Year Annualised Rent Growth - SO

    3.8%

    44

    National percentile

    View full analysis for SO14

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