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LL55 4UP area guide

Who lives in LL55 4UP, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood
Llanberis & Deiniolen
Council
Gwynedd
Region
Wales
Neighbourhood population
1,988 (2024)
At a glance

What LL55 4UP is like

LL55 4UP is a postcode in the Llanberis & Deiniolen neighbourhood of Gwynedd. Nothing here is published for a single postcode, so these figures describe the neighbourhood around it: about 1,988 people. 67% of households own their home, 15.2% rent privately and 17.3% are in social housing. The biggest age group is 50–54, and 59.6% of adults are in work. On deprivation it sits close to the middle of the range for Wales. Higher-harm crime is around the national middle. Homes in LL55 4 sold for a median of £215,000 over the year to August 2026.

Scores

How LL55 4UP compares

Each figure is set against Wales as a whole. Follow a score for the detail behind it.

AffluenceMore
7.0/ 10

Around the middle — decile 1 is the most deprived tenth of Wales, 10 the least.

CrimeMore
5/ 10

Around the middle — 20.4 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore
£215,000

Median over 69 sales in LL55 4, −2.3% on the year before.

TransportMore
3.5/ 10

Limited — 1 station within a mile, 12 bus stops within 800m.

SchoolsMore
6

6 schools nearest. None has a published inspection grade.

Household incomeMore
£49,454

Average a year, before tax — higher than 40% of neighbourhoods in England and Wales.

Questions

LL55 4UP FAQs

01
Is LL55 4UP a good place to live?

Deprivation, crime, schools and transport at a glance.

On the Welsh Index of Multiple Deprivation 2025 it averages decile 7.0 of 10, where 10 is the least deprived tenth of Wales. Higher-harm crime runs at 20.4 per 1,000 people a year, band 5 of 10 nationally. Transport connectivity scores 3.5 out of 10 (limited).
02
How much does a house cost in LL55 4UP?

The median sale price over the last year was £215,000.

Homes in LL55 4 sold for a median of £215,000 across 69 sales in the year to August 2026, −2.3% on the year before. Prices come from HM Land Registry's record of every residential sale.
03
Is LL55 4UP safe?

How crime here compares with the rest of the country.

Higher-harm crime — violence, robbery, burglary, vehicle crime and weapons offences — runs at 20.4 offences per 1,000 people a year around LL55 4UP, well below the 31.1 average across England and Wales, band 5 of 10.
04
Who lives in LL55 4UP?

Age, home ownership and housing from the census.

The biggest age group is 50–54, at 9.3% of residents. 67% of households own their home. The most common home is terraced (47.3%).
05
Which council covers LL55 4UP?

LL55 4UP is in Gwynedd.

LL55 4UP is in Gwynedd, in Wales. Council tax, planning applications and bin collections are handled there.
06
How well connected is LL55 4UP?

Connectivity scores 3.5 out of 10.

There are 12 bus stops within 800m and 1 station or tram stop within a mile, scoring 3.5 out of 10 (limited). The nearest station is Llanberis (Snowdon Mountain Railway), 127 yards away.

Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.

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