Heol Seion, Llangennech, Llanelli, SA14
Heol Seion

Heol SeionHouse Prices / Wales, Carmarthenshire

Last updated Jun 2026

Key Street Insights

Heol Seion is a residential street with 23 addresses.

It ranks as the 525th largest and 558th most expensive of the 1,038 streets in the SA14 area. The dominant property type is a modern house built after 1980.

The street contains a total of 23 properties: 23 houses.

23
Properties
  • Houses

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House Priceson Heol Seion

Sale prices range from £155,233 for 2 bedroom freehold houses with a garden (595 ft2) to £208,286 for 3 bedroom freehold houses with a garden (997 ft2) .

Monthly rental prices range from £816 pcm for 2 bed houses to £1,013 pcm for 3 bed houses.

The gross rental yield is between 5.6% and 6.4%.

The average value per square foot is £254.

Average Sale Value
£177,733
Average Rental Value
£911 pcm
Average Rental Yield
6.2% /year
Average Value Per Sqft
£254 /ft2
Prices last updated 1st June 2026
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Sales History
on Heol Seion, Llangennech, Llanelli, SA14

The last sale was on 19th August 2024 for £180,000 and since then the market in the area has increased by 5.7%. The street has had a total of 33 sales since 1995.

Heol Seion, Llangennech, Llanelli, SA14 has seen 3 sales in the last three years and no sales in the last twelve months.

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Nearby Streetsto Heol Seion, Llangennech, Llanelli, SA14

Heol Seion, Llangennech, Llanelli, SA14 is the 525th largest and the 558th most expensive street in the SA14 area.

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Postcodeson Heol Seion, Llangennech, Llanelli, SA14

There is 1 postcode on Heol Seion, Llangennech, Llanelli, SA14.

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Property Typesin Heol Seion

  • 12 modern houses built after 1980
  • 2 mid-century houses built between 1936 and 1979
  • 1 house of an unknown age
  • 8 other addresses of unknown type
  • modern house (12)
  • mid-century house (2)
  • house (1)
  • Unknown (8)
Energy Efficiency

Energy Efficiencyof properties on Heol Seion

  • Energy Performance Certificate (EPC) surveys conducted for 14 properties.
  • The dominant rating is D.
  • A (1)
  • E (1)
  • B (0)
  • F (0)
  • C (4)
  • G (0)
  • D (8)
  • No EPC (9)
Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to Heol Seion, Llangennech, Llanelli, SA14 is Llangennech station, which is 500 metres away.

      • 500
        m
        Llangennech
      • 2.3
        km
        Bynea
      • 4.0
        km
        Pontarddulais
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