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    21 Mercator Close

    21, MERCATOR CLOSE, SOUTHAMPTON, SO16 4HW

    This terraced freehold property on Mercator Close last sold in February 2023 for £335,000. Based on price growth in the SO16 district since then, its estimated current value is £350,481 — placing it in the 59th percentile nationally and the 70th percentile within SO16. The property covers 106 m² (1,141 sq ft), giving an estimated value of £3,306 per m². The EPC rating is B, with a potential rating of B.

    See wider trends for Mercator Close →

    Type

    Terraced

    Tenure

    Freehold

    Floor Area

    1,141 sq ft

    106 m²

    Last Sale Price

    £335,000

    Feb 2023

    Estimated Valuation

    £350,481

    Est. £/sq ft

    £307/sq ft

    £3,306/m²

    Property Details

    TypeTerraced
    TenureFreehold
    Built formEnd-Terrace
    Construction age2017
    Habitable roomsNot available
    Main fuelGas: mains gas
    EPC currentB
    EPC potentialB
    Floor area1,141 sq ft (106 m²)
    EPC dateMay 2017
    WallsAverage thermal transmittance 0.26 W/m
    HeatingBoiler and radiators, mains gas

    Transaction History

    15 Feb 2023

    £335,000

    16 May 2017

    New build

    £305,000

    Key Metrics

    Estimated valuation£350,481
    Value per sq ft / m²£307/sq ft (£3,306/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SO16 district percentile70th percentile
    National percentile59th percentile

    Other Properties on Mercator Close

    The Cassini Building, 28Flat/Maisonette

    £200,000

    Jan 2026

    23Terraced

    £360,000

    Oct 2025

    The Cassini Building, 35Flat/Maisonette

    £203,000

    Mar 2025

    The Cassini Building, 31Flat/Maisonette

    £178,000

    Oct 2024

    The Lennox Building, 46Flat/Maisonette

    £148,000

    Nov 2023

    The Lennox Building, 44Flat/Maisonette

    £152,000

    Nov 2022

    4Terraced

    £250,000

    Dec 2021

    The Lennox Building, 51Flat/Maisonette

    £135,000

    Sept 2021

    42Terraced

    £228,000

    Sept 2021

    The Cassini Building, 34Flat/Maisonette

    £157,500

    Apr 2021

    39Terraced

    £221,000

    Mar 2021

    See wider trends for Mercator Close →

    District Context — SO16

    See wider trends for 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

    £303,842

    45

    National percentile

    12 month avg at 31 Jul 2026

    Average Net Household Income - SO16

    £41,362

    64

    National percentile

    2023 census data

    10-Year Annualised Price Growth - SO16

    2.9%

    44

    National percentile

    Estimate at 31 Jul 2026

    10-Year Annualised Rent Growth - SO

    3.7%

    38

    National percentile

    Estimate at 31 Jul 2026

    More properties on Mercator Close

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    Streets in SO16

    Brighstone CloseWimpson LaneSeacombe GreenColne AvenueRedwood WayMercator CloseJersey CloseSeagarth LaneDaisy RoadBerwick CloseThorness CloseWindermere Avenue

    Nearby districts

    SO14SO15SO17SO18SO19SO20SO21SO22SO23SO24PO31BH21

    Other areas

    Salisbury (SP)Sheffield (S)Shrewsbury (SY)Slough (SL)South East London (SE)South West London (SW)Southend-on-Sea (SS)St Albans (AL)Stevenage (SG)Stockport (SK)Stoke-on-Trent (ST)Sunderland (SR)