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    Flat 2 20 Union Street

    FLAT 2 20, UNION STREET, CARMARTHEN, CARMARTHEN, SA31 3DE

    This flat/maisonette leasehold property on Union Street last sold in January 2005 for £50,000. Based on price growth in the SA31 district since then, its estimated current value is £81,244 — placing it in the 2nd percentile nationally and the 2nd percentile within SA31. The property covers 58 m² (624 sq ft), giving an estimated value of £1,401 per m². The EPC rating is E, with a potential rating of D.

    See wider trends for Union Street →

    Type

    Flat/Maisonette

    Tenure

    Leasehold

    Floor Area

    624 sq ft

    58 m²

    Last Sale Price

    £50,000

    Jan 2005

    Estimated Valuation

    £81,244

    Est. £/sq ft

    £130/sq ft

    £1,401/m²

    Property Details

    TypeFlat/Maisonette
    TenureLeasehold
    Built formMid-Terrace
    Construction ageEngland and Wales: 1900-1929
    Habitable rooms2
    Main fuelelectricity (not community)
    EPC currentE
    EPC potentialD
    Floor area624 sq ft (58 m²)
    EPC dateJun 2021
    WallsGranite or whinstone, as built, no insulation (assumed)
    HeatingElectric storage heaters

    Transaction History

    28 Jan 2005

    £50,000

    Key Metrics

    Estimated valuation£81,244
    Value per sq ft / m²£130/sq ft (£1,401/m²)
    Estimated gross yieldNot available
    Implied monthly rentNot available
    SA31 district percentile2nd percentile
    National percentile2nd percentile

    Other Properties on Union Street

    22Terraced

    £175,000

    Aug 2025

    11bTerraced

    £142,500

    Jun 2024

    17Terraced

    £130,000

    May 2023

    25Terraced

    £154,000

    Jan 2023

    13Terraced

    £175,000

    Feb 2022

    16Terraced

    £149,995

    Jan 2022

    Upper Flat 20Flat/Maisonette

    £51,500

    Jan 2021

    26Terraced

    £78,000

    Jan 2019

    7Terraced

    £112,500

    Mar 2017

    13aTerraced

    £177,500

    Sept 2016

    5Terraced

    £156,000

    Sept 2014

    24Terraced

    £77,500

    Sept 2013

    See wider trends for Union Street →

    District Context — SA31

    See wider trends for SA31 →

    SA31 covers the Carmarthenshire area in South West Wales, centred on towns and villages across the mid-Wales countryside. It is a predominantly rural and semi-rural district with strong appeal to families and those seeking a quieter pace of life outside major urban centres.

    Average Property Price - SA31

    £237,912

    25

    National percentile

    12 month avg at 30 Sep 2026

    Average Net Household Income - SA31

    £35,024

    31

    National percentile

    2023 census data

    10-Year Annualised Price Growth - SA31

    4.2%

    83

    National percentile

    Estimate at 30 Sep 2026

    10-Year Annualised Rent Growth - SA

    3.9%

    50

    National percentile

    Estimate at 30 Sep 2026

    More properties on Union Street

    12 Union Street13 Union Street13a Union Street16 Union Street17 Union Street2 Union StreetUpper Flat 20 Union Street21 Union Street22 Union Street24 Union Street25 Union Street26 Union Street

    Streets in SA31

    PondsideTabernacle TerraceFurnace RoadHeol ArfrynHeol Y WawrUnion StreetFountain Hall TerraceHall StreetHeol RuddSycamore WayFrancis TerraceMaple Crescent

    Nearby districts

    SA32SA33SA34SA35SA36SA37SA38SA39SA40SA41CF41LD5

    Other areas

    St Albans (AL)Stevenage (SG)Stockport (SK)Stoke-on-Trent (ST)Sunderland (SR)Sutton (SM)Swindon (SN)Taunton (TA)Teesside (TS)Telford (TF)Torquay (TQ)Truro (TR)