Housing in LL55 3BB
What the homes in LL55 3BB are, who owns them, how many people share them and what they rent for.
- Neighbourhood
- Llanberis & Deiniolen
- Council
- Gwynedd
- Region
- Wales
- Neighbourhood population
- 1,696 (2024)
LL55 3BBCaernarfon
What homes look like here
Most homes here are detached (56.6%). Flats make up 0.8%, less than half the 12.5% across Wales.
Owning vs renting
Across Wales, 66.1% of households own their home; the LL55 3BB area is above that, at 81.9%. The private rented sector is well below the national picture, at 9.4% of households against 17%. 47.4% own outright and 34.5% with a mortgage.
- Owned81.9%66.1%
- Shared ownership0.3%0.3%
- Private rented9.4%17%
- Social rented8.3%16.5%
- Lives rent free0.1%0.2%
Who owns, who rents from whom
How many people live in each home
The average home here has 2.3 people living in it. 29% of households are one person living alone, against 31.9% across Wales.
Who lives together
The most common household is couple with dependent children, at 18.5%. 23.2% of households include dependent children.
Private rents in Gwynedd
Average monthly rent for a new or renewed tenancy in Gwynedd, August 2026, +6.9% on a year earlier. Published by council, not by neighbourhood.
Census figures aren't published for single postcodes, so everything on this tab describes the neighbourhood LL55 3BB sits in (Llanberis & Deiniolen): about 1,696 residents.
Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0. Rents: ONS Price Index of Private Rents.