Postcode · Garndolbenmaen

LL51 9SQ area guide

Who lives in LL51 9SQ, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Porthmadog
Council: Gwynedd
Region: Wales
Neighbourhood population: 1,208 (2024)

LL51 9SQGarndolbenmaen

At a glance

What LL51 9SQ is like

LL51 9SQ is a postcode in the Porthmadog neighbourhood of Gwynedd. Nothing here is published for a single postcode, so these figures describe the neighbourhood around it: about 1,208 people. 73.5% of households own their home, 14.6% rent privately and 11.4% are in social housing. The biggest age group is 65–69, and 46.5% of adults are in work. On deprivation it sits close to the middle of the range for Wales. Higher-harm crime is low by national standards. Homes in LL51 sold for a median of £145,000 over the year to August 2026.

Scores

How LL51 9SQ compares

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

AffluenceMore

4.0/ 10

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

CrimeMore

2/ 10

Lower than most — 8.9 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£145,000

Median over 4 sales in LL51.

TransportMore

1.0/ 10

Poor — 0 stations within a mile, 6 bus stops within 800m.

SchoolsMore

6 schools nearest. None has a published inspection grade.

Household incomeMore

£42,768

Average a year, before tax — higher than 19% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Only flagged where this area is materially different from the national picture.

01
Low crimePositive
8.9 higher-harm crimes per 1,000 people a year, against 31.1 across England and Wales.
02
An older population
33.3% of residents are 65 or over, against 21.3% across Wales.

Questions

LL51 9SQ FAQs

Is LL51 9SQ a good place to live?

Deprivation, crime, schools and transport at a glance.

On the Welsh Index of Multiple Deprivation 2025 it averages decile 4.0 of 10, where 10 is the least deprived tenth of Wales. Higher-harm crime runs at 8.9 per 1,000 people a year, band 2 of 10 nationally. Transport connectivity scores 1.0 out of 10 (poor).

How much does a house cost in LL51 9SQ?

The median sale price over the last year was £145,000.

Homes in LL51 sold for a median of £145,000 across 4 sales in the year to August 2026. Prices come from HM Land Registry's record of every residential sale.

Is LL51 9SQ safe?

How crime here compares with the rest of the country.

Higher-harm crime — violence, robbery, burglary, vehicle crime and weapons offences — runs at 8.9 offences per 1,000 people a year around LL51 9SQ, less than half the 31.1 average across England and Wales, band 2 of 10.

Who lives in LL51 9SQ?

Age, home ownership and housing from the census.

The biggest age group is 65–69, at 9% of residents. 73.5% of households own their home. The most common home is detached (59.2%).

Which council covers LL51 9SQ?

LL51 9SQ is in Gwynedd.

LL51 9SQ is in Gwynedd, in Wales. Council tax, planning applications and bin collections are handled there.

How well connected is LL51 9SQ?

Connectivity scores 1.0 out of 10.

There are 6 bus stops within 800m and 0 stations and tram stops within a mile, scoring 1.0 out of 10 (poor).

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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