Postcode · Caernarfon

LL54 5SP area guide

Who lives in LL54 5SP, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle
Council: Gwynedd
Region: Wales
Neighbourhood population: 1,675 (2024)
Status: No longer in use

LL54 5SPCaernarfon

At a glance

What LL54 5SP is like

LL54 5SP is a postcode in the Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle area of Gwynedd. Because census and crime data isn’t published for single postcodes, the figures here cover the surrounding neighbourhood of about 1,675 people. 81.1% of households own their home, 9.2% rent privately and 9.3% are in social housing. The largest age group is 55–59, and 56.1% of adults are in work. On deprivation, it sits near the middle of the scale for Wales. Higher-harm crime is well below the England and Wales average. Homes in LL54 5 sold for a median of £195,000 over the year to August 2026.

Scores

How LL54 5SP compares

Headline figures for LL54 5SP, set against Wales as a whole.

AffluenceMore

7.0/ 10

Around the middle. Scored from 1 (most deprived in Wales) to 10 (least deprived).

CrimeMore

4/ 10

Around the middle: 15.7 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£195,000

Median over 33 sales in LL54 5, +9.1% on the year before.

TransportMore

1.3/ 10

Poor: 0 stations within a mile, 8 bus stops within 800m.

SchoolsMore

6 schools nearby. None has a published inspection grade.

Household incomeMore

£43,746

Average annual income before tax, higher than 22% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where LL54 5SP differs most from the national average.

01
Prices risingPositive
The median sale price in LL54 5 is up 9.1% on the year before.
02
An older population
26.1% of residents are 65 or over, against 21.3% across Wales.
03
Few private renters
Only 9.2% of households rent privately, against 17% across Wales.
04
Mostly owner-occupied
81.1% of households own their home, against 66.1% across Wales.

Questions

LL54 5SP FAQs

Is LL54 5SP a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 7.0 out of 10 on the Welsh Index of Multiple Deprivation 2025, where 10 is the least deprived in Wales. Higher-harm crime runs at 15.7 per 1,000 people a year, band 4 of 10 nationally. Transport connectivity scores 1.3 out of 10 (poor).

How much does a house cost in LL54 5SP?

The median sale price over the last year was £195,000.

Homes in LL54 5 sold for a median of £195,000 across 33 sales in the year to August 2026, +9.1% on the year before. Prices come from HM Land Registry’s record of every residential sale.

Is LL54 5SP safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 15.7 offences per 1,000 people a year around LL54 5SP, well below the 31.1 average across England and Wales, band 4 of 10.

Who lives in LL54 5SP?

Age, home ownership and housing from the census.

The largest age group is 55–59, at 8.6% of residents. 81.1% of households own their home. The most common property type is detached (49%).

Which council covers LL54 5SP?

The local authority for LL54 5SP is Gwynedd.

LL54 5SP comes under Gwynedd in Wales. Council tax, planning applications and bin collections are handled there.

How well connected is LL54 5SP?

Connectivity scores 1.3 out of 10.

There are 8 bus stops within 800m and 0 stations and tram stops within a mile, scoring 1.3 out of 10 (poor). The nearest station is Dinas (Welsh Highland Rly-Caernarfon), 2.0 miles 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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