The Cassini Building, 35 Mercator Close

    THE CASSINI BUILDING, 35, MERCATOR CLOSE, SOUTHAMPTON, SO16 4HW

    This flat/maisonette leasehold property on Mercator Close last sold in March 2025 for £203,000. Based on price growth in the SO16 district since then, its estimated current value is £203,000 — placing it in the 25th percentile nationally and the 19th percentile within SO16. The property covers 57 m² (614 sq ft), giving an estimated value of £3,561 per m². The EPC rating is B, with a potential rating of B.

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    614 sq ft

    57 m²

    Last Sale Price

    £203,000

    Mar 2025

    Estimated Valuation

    £203,000

    Est. £/sq ft

    £331/sq ft

    £3,561/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formDetached
    Construction age2017
    Habitable roomsNot available
    Main fuelGas: mains gas
    EPC currentB
    EPC potentialB
    Floor area614 sq ft (57 m²)
    EPC dateApr 2017
    WallsAverage thermal transmittance 0.27 W/m
    HeatingBoiler and radiators, mains gas

    Transaction History

    6 Mar 2025

    £203,000

    16 May 2017

    New build

    £187,500

    Key Metrics

    Estimated valuation£203,000
    Value per sq ft / m²£331/sq ft (£3,561/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SO16 district percentile19th percentile
    National percentile25th percentile

    District Context — SO16

    SO16 covers Southampton's southern districts, including areas like Itchen and Woolston, positioned along the waterfront and inner suburban fringes of the city. The area blends residential neighbourhoods with maritime heritage and offers a mix of established and regenerating communities.

    Average Property Price - SO16

    £317,539

    47

    National percentile

    Average Net Household Income - SO16

    £41,362

    64

    National percentile

    10-Year Annualised Price Growth - SO16

    3.5%

    45

    National percentile

    10-Year Annualised Rent Growth - SO

    3.8%

    44

    National percentile

    View full analysis for SO16

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