Postcode Analysis Swansea, Wales

SA4 3JB House Prices & Local Information

Comprehensive demographic deep-dive and infrastructure audit for SA4 3JB.

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groups
Population

409

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Avg Age

48

payments
Avg Income

£ 40,900 /yr

work
Employed

43%

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
9/10
favoriteHealth
1/10
workEmployment
6/10
diversity_3Diversity
1/10
paymentsAffluence
7/10
directions_transitTransit
1/10
homeHome Ownership
10/10
trending_upInvestment
10/10
psychology

Area Character

SA4 3JB is a mixed residential postcode — average age 48, 92% owner-occupied, spanning a wide range of household types and life stages. £385k prices and low crime put this mixed postcode in the more desirable bracket. Property prices are trending down 9.1% year-on-year.

home £385,000 median price shield Safety 10/10
verifiedPublished by PostcodeInfo.uk · · Sources: ONS Census 2021, police.uk, Land Registry

SA4 3JB is an accessible, working-class neighbourhood located 0.9km from Cefn-bychan in Swansea. Administratively it sits within Pen-clawdd ward and the Gower constituency.

For serious buyers, SA4 3JB is a spacious suburb popular with older working households approaching retirement. Work and footfall patterns mark this as a rural with mining or quarrying zone — includes some mining and quarrying and other industrial activity. Residents average 48 years old — this is a settled, predominantly owner-occupied area with a stable, community-minded population. 92% of residents own their home — above average for the district, consistent with a stable and sought-after address.

Safety: Crime rates are low here at 2 incidents per 1,000 residents — well below average and reassuring for families. Property: Average house prices are around £385k, down 9.1% year-on-year. 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 SA4 3JB are sourced from Output Area W00004431 (shared with 36 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 SA4 3JB. The average age is 48.0. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.

Ethnicity Profile

White / British97.1%
Asian / British Asian1.7%
Black / African / Caribbean0.0%
Other / Mixed1.2%

Economic Activity

43%Active
FT: 31%
Unemployed: 1%
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Community Makeup: A mature neighborhood of long-term property owners. The significantly higher average age reflects a deeply settled local population.

home Property Prices by Type

Detached

£ 385,000

3 sales · Mean £ 373,333

gavel Crime Overview 12 Months (up to 2025-11)

SA4 3JB has low crime rates — 2 incidents per 1,000 residents. The most reported categories are criminal damage and arson and other theft. Commercial streets and transport hubs naturally generate more incidents than quiet residential roads.

Criminal damage and arson1
Other theft1

train Transport Links

Train Stations

  • Gowerton4.3 km
  • Bynea4.5 km
  • Llangennech6.6 km