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    21 Ailsa Avenue

    21, AILSA AVENUE, TWICKENHAM, TW1 1NF

    This terraced leasehold property on Ailsa Avenue last sold in October 2025 for £1,131,544. Based on price growth in the TW1 district since then, its estimated current value is £1,131,544 — placing it in the 96th percentile nationally and the 65th percentile within TW1. The property covers 119 m² (1,281 sq ft), giving an estimated value of £9,509 per m². The EPC rating is C, with a potential rating of B.

    See wider trends for Ailsa Avenue →

    Type

    Terraced

    Tenure

    Leasehold

    Floor Area

    1,281 sq ft

    119 m²

    Last Sale Price

    £1,131,544

    Oct 2025

    Estimated Valuation

    £1,131,544

    Est. £/sq ft

    £883/sq ft

    £9,509/m²

    Property Details

    TypeTerraced
    TenureLeasehold
    Built formMid-Terrace
    Construction ageEngland and Wales: 1900-1929
    Habitable rooms6
    Main fuelmains gas (not community)
    EPC currentC
    EPC potentialB
    Floor area1,281 sq ft (119 m²)
    EPC dateJun 2021
    WallsSolid brick, as built, no insulation (assumed)
    HeatingBoiler and radiators, mains gas

    Transaction History

    31 Oct 2025

    £1,131,544

    31 Oct 2025

    £1,131,544

    16 Aug 2022

    £1,060,250

    16 Aug 2022

    £1,060,250

    20 Feb 2015

    £880,000

    5 Dec 2005

    £422,000

    Key Metrics

    Estimated valuation£1,131,544
    Value per sq ft / m²£883/sq ft (£9,509/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    TW1 district percentile65th percentile
    National percentile96th percentile

    Other Properties on Ailsa Avenue

    47Terraced

    £1,051,800

    Aug 2026

    32Semi-Detached

    £1,100,000

    Dec 2025

    69Terraced

    £1,217,500

    Sept 2025

    15Terraced

    £1,135,000

    Sept 2025

    52Terraced

    £1,140,000

    Mar 2025

    1Terraced

    £942,000

    Feb 2025

    25Terraced

    £1,175,000

    Dec 2024

    36Terraced

    £1,140,000

    Dec 2024

    42Terraced

    £775,000

    Jul 2024

    53Terraced

    £1,105,000

    Jul 2024

    77Terraced

    £766,000

    Apr 2024

    See wider trends for Ailsa Avenue →

    District Context — TW1

    See wider trends for TW1 →

    TW1 covers Twickenham and the surrounding areas in southwest London, positioned along the Thames in the London Borough of Richmond upon Thames. It is an affluent, family-oriented neighbourhood known for its riverside character, strong schools, and established professional community.

    Average Property Price - TW1

    £888,136

    98

    National percentile

    12 month avg at 31 Aug 2026

    Average Net Household Income - TW1

    £66,536

    99

    National percentile

    2023 census data

    10-Year Annualised Price Growth - TW1

    1.7%

    16

    National percentile

    Estimate at 31 Aug 2026

    10-Year Annualised Rent Growth - TW

    3.2%

    7

    National percentile

    Estimate at 31 Aug 2026

    More properties on Ailsa Avenue

    253 St Margarets Road1 Ailsa Avenue11 Ailsa Avenue15 Ailsa Avenue17 Ailsa Avenue19 Ailsa Avenue23 Ailsa Avenue25 Ailsa Avenue27 Ailsa Avenue29 Ailsa Avenue3 Ailsa Avenue31 Ailsa Avenue

    Streets in TW1

    Riverview GardensStrawberry Hill RoadLaurel AvenueNewry RoadSaville RoadAilsa AvenueCornwall RoadKilmorey GardensSt Margarets GroveArosa RoadSion RoadHeath Gardens

    Nearby districts

    TW2TW3TW4TW5TW6TW7TW8TW9TW10TW11W3KT20

    Other areas

    Taunton (TA)Teesside (TS)Telford (TF)Torquay (TQ)Truro (TR)Tunbridge Wells (TN)Uxbridge (UB)Wakefield (WF)Walsall (WS)Warrington (WA)Watford (WD)West Central London (WC)