20, Union Street, Carmarthen, SA31 3DE
20  Union Street

20 Union StreetHouse Prices / Wales, Carmarthenshire, Union Street, SA31 3DE

Last updated Jun 2026

Key Building Insights

20 Union Street is a residential building situated on Union Street, Carmarthen, SA31 with 2 addresses.

It ranks as the 102nd largest and 149th most expensive of the 480 buildings in the SA31 area. The dominant property type is a period flat built between 1800 and 1911.

The building contains a total of 2 properties: 2 flats.

2
Properties
  • Flats

Our partners and
data sources

Get a Fast Offer from
We buy any home logo
Get a Mortgage
or re-mortgage
Blog header image

House Pricesin 20 Union Street

Sale prices range from £94,364 for 2 bedroom Leasehold flats (624 ft2) to £94,364 for 2 bedroom Leasehold flats (624 ft2) .

Monthly rental prices range from £600 pcm for 2 bed flats to £600 pcm for 2 bed flats.

The gross rental yield is between 7.6% and 7.6%.

The average value per square foot is £151.

Average Sale Value
£94,364
Average Rental Value
£600 pcm
Average Rental Yield
7.6% /year
Average Value Per Sqft
£151 /ft2
Prices last updated 1st June 2026
Blog header image
Blog header image
properties list title title

Sales History
in 20, Union Street, Carmarthen, SA31 3DE

The last sale was on 28th January 2005 for £50,000 and since then the market in the area has remained stable. The building has had a total of 1 sales since 1995.

20, Union Street, Carmarthen, SA31 3DE has seen no sales in the last three years and no sales in the last twelve months.

properties list title title

Property Typesin 20 Union Street

  • 1 period flat built between 1800 and 1911
  • 1 other address of unknown type
  • period flat (1)
  • Unknown (1)
Energy Efficiency

Energy Efficiencyof properties in 20 Union Street

  • Energy Performance Certificate (EPC) surveys conducted for 1 property.
  • The dominant rating is E.
  • A (0)
  • E (1)
  • B (0)
  • F (0)
  • C (0)
  • G (0)
  • D (0)
  • No EPC (1)
properties list title title
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to 20, Union Street, Carmarthen, SA31 3DE is Carmarthen station, which is 1.0 kilometres away.

      • 1.0
        km
        Carmarthen
      • 10.4
        km
        Ferryside
      • 13.6
        km
        Kidwelly
      • 19.8
        km
        Pembrey & Burry Port
      Source: National Rail
      Loading...
      Loading...
      Loading...
      Loading...