LL55 4SU

High Street - LL55 4SU

Last updated Jul 2026

Key Postcode Insights

LL55 4SU is a residential postcode situated on High Street, Llanberis, Caernarfon, LL55 with 9 addresses.

It ranks as the 724th largest and 52nd most expensive of the 1,388 postcodes in the LL55 area. The most common property type is a period flat built between 1800 and 1911.

The postcode contains a total of 9 properties: 3 houses and 6 flats.

Ave. Sale Price
£156,958
10 Year change
up 34.1%
Ave. Rental Price
£758pcm
10 Year change
up 49.4%
Ave. £ per ft²
£131/ft²
Ave. Gross Yield
5.8%/year/yr
All figures are subject to T&Cs
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Explore Propertiesin LL55 4SU

House
1 houses
Group
5 flats

Our partners and
data sources

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Sales History

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Nearby Postcodes

LL55 4SU is the 724th largest and the 52nd most expensive postcode out of the 1,388 postcodes in the LL55 area.

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Property Types

  • 5 period flats built between 1800 and 1911
  • 1 mid-century house built between 1936 and 1979
  • 3 other addresses of unknown type
  • period flat (5)
  • mid-century house (1)
  • Unknown (3)
Energy Efficiency

Energy Efficiency

  • Energy Performance Certificate (EPC) surveys conducted for 5 properties.
  • The most common rating is C.
  • A (0)
  • E (1)
  • B (0)
  • F (0)
  • C (3)
  • G (0)
  • D (1)
  • No EPC (4)
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Schools Nearby

Schools Nearby

      More reading links
      Source: Ofsted 2026
      Public Transport Nearby

      Public Transport Nearby

      The closest station to LL55 4SU is Bangor (Gwynedd) station, which is 11.6 kilometres away.

      • Bangor (Gwynedd)
        |
        11.6 km away
      • Llanfairpwll
        |
        12.7 km away
      • Roman Bridge
        |
        15.9 km away
      • Dolwyddelan
        |
        17.7 km away
      Source: National Rail
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