Postcode Analysis Gwynedd, Wales

LL57 4LZ House Prices & Local Information

Comprehensive demographic deep-dive and infrastructure audit for LL57 4LZ.

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groups
Population

310

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Avg Age

42

payments
Avg Income

£ 39,200 /yr

work
Employed

50%

Neighbourhood Index

infoHow calculated?

Score 1–10 — how this postcode ranks nationally (10 = top 10%)

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Index Insight: It scores highly on the family-friendly index, suggesting a strong presence of family households and good proximity to schools.

shieldSafety
10/10
family_restroomFamily
7/10
favoriteHealth
1/10
workEmployment
6/10
diversity_3Diversity
3/10
paymentsAffluence
4/10
directions_transitTransit
1/10
homeHome Ownership
6/10
trending_upInvestment
5/10
psychology

Area Character

Balanced, accessible, and mixed. LL57 4LZ spans multiple life stages — average age 42, moderate ownership and renting. Low crime and mid-range prices make this a solid all-round choice.

home £280,000 median price shield Safety 10/10
verifiedPublished by PostcodeInfo.uk · · Sources: ONS Census 2021, police.uk, Land Registry

LL57 4LZ is an accessible, working-class neighbourhood located 0.8km from Douglas Hill in Gwynedd. Administratively it sits within Tre-garth a Mynydd Llandygái ward and the Arfon constituency.

This is a strong family neighbourhood — a diverse rural area with a mix of families, workers and retirees. During the day, includes some mining and quarrying and other industrial activity. A balanced community with an average age of 42 — families, professionals, and long-term residents all well represented. 72% of properties are owner-occupied — a strong indicator of neighbourhood stability and long-term community investment.

Safety: Crime rates are low here at 38 incidents per 1,000 residents — well below average and reassuring for families. Property: Average house prices are around £280k. The Index of Multiple Deprivation places this area in the most deprived 20% nationally — this often means more affordable prices and active local authority investment, but also fewer amenities and higher benefit dependency.

Census 2021 statistics for LL57 4LZ are sourced from Output Area W00000599 (shared with 18 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.

mapGeographic Location

Demographic Deep-Dive

The Census 2021 data below shows the full population breakdown for LL57 4LZ. The average age is 41.7. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.

Ethnicity Profile

White / British98.0%
Asian / British Asian0.0%
Black / African / Caribbean0.0%
Other / Mixed2.0%

Economic Activity

50%Active
FT: 34%
Unemployed: 2%
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Community Makeup: A balanced, mature neighborhood. The average age points to a solid foundation of mid-career individuals.

home Property Prices by Type

Detached

£ 280,000

2 sales · Mean £ 280,000

gavel Crime Overview 12 Months (up to 2026-02)

LL57 4LZ has low crime rates — 38 incidents per 1,000 residents. The most reported categories are violence and sexual offences and criminal damage and arson. Commercial streets and transport hubs naturally generate more incidents than quiet residential roads.

Violence and sexual offences6
Criminal damage and arson3
Anti-social behaviour2
Other theft1

train Transport Links

Train Stations

  • Bangor (Gwynedd)7.1 km
  • Llanfairpwll10.4 km
  • Llanfairfechan11.9 km