Mostyn Square, Llanishen, Cardiff, CF14

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Mostyn Square

Mostyn SquareHouse Prices / Wales, Cardiff

Last updated May 2026

Key Street Insights

Mostyn Square is a residential street with 41 addresses.

It ranks as the 577th largest and 423rd most expensive of the 856 streets in the CF14 area. The dominant property type is a modern house built after 1980.

The street contains a total of 41 properties: 40 houses and 1 flat.

41
Properties
  • Houses
  • Flats

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House Priceson Mostyn Square

Sale prices range from £147,936 for 2 bedroom Leasehold flats (548 ft2) to £480,929 for 5 bedroom freehold houses with a garden (1,847 ft2) .

Monthly rental prices range from £897 pcm for 2 bed flats to £1,981 pcm for 5 bed houses.

The gross rental yield is between 4.9% and 7.3%.

The average value per square foot is £293.

Average Sale Value
£368,216
Average Rental Value
£1,736 pcm
Average Rental Yield
5.7% /year
Average Value Per Sqft
£293 /ft2
Prices last updated 1st May 2026
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Explore Propertieson Mostyn Square, Llanishen, Cardiff, CF14

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Sales History
on Mostyn Square, Llanishen, Cardiff, CF14

The last sale was on 10th December 2025 for £390,000 and since then the market in the area has increased by 1.1%. The street has had a total of 58 sales since 1995.

Mostyn Square, Llanishen, Cardiff, CF14 has seen 4 sales in the last three years and 2 sales in the last twelve months.

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Nearby Streetsto Mostyn Square, Llanishen, Cardiff, CF14

Mostyn Square, Llanishen, Cardiff, CF14 is the 577th largest and the 423rd most expensive street in the CF14 area.

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Postcodeson Mostyn Square, Llanishen, Cardiff, CF14

There is 1 postcode on Mostyn Square, Llanishen, Cardiff, CF14.

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Property Typesin Mostyn Square

  • 21 modern houses built after 1980
  • 1 modern flat built after 1980
  • 14 houses of an unknown age
  • 5 other addresses of unknown type
  • modern house (21)
  • modern flat (1)
  • house (14)
  • Unknown (5)
Energy Efficiency

Energy Efficiencyof properties on Mostyn Square

  • Energy Performance Certificate (EPC) surveys conducted for 22 properties.
  • The dominant rating is C.
  • A (0)
  • E (0)
  • B (0)
  • F (0)
  • C (22)
  • G (0)
  • D (0)
  • No EPC (19)
Schools Nearby

Schools Nearbyto Mostyn Square, Llanishen, Cardiff, CF14

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearbyto Mostyn Square, Llanishen, Cardiff, CF14

      The closest station to Mostyn Square, Llanishen, Cardiff, CF14 is Ty Glas station which is 300 metres away.

      • 319
        m
        Ty Glas
      • 436
        m
        Birchgrove
      • 1.1
        km
        Rhiwbina
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