SA17 4AP is an accessible, working-class neighbourhood on Trilwm, 0.3km from Waun y Clyn in Trimsaran. Administratively it sits within Trimsaran ward and the Llanelli constituency.
This is a strong family neighbourhood — a quiet rural community with low density and high home ownership. During the day, includes some mining and quarrying and other industrial activity. A balanced community with an average age of 44 — families, professionals, and long-term residents all well represented. 75% of properties are owner-occupied — a strong indicator of neighbourhood stability and long-term community investment.
Safety: Crime rates are low here at 29 incidents per 1,000 residents — well below average and reassuring for families. Property: With prices averaging £127k, this is one of the more affordable postcodes in the area. 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 SA17 4AP are sourced from Output Area W00003913 (shared with 5 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.
TRILWM, SA17 4AP House Prices & Local Information
Comprehensive demographic deep-dive and infrastructure audit for TRILWM, SA17 4AP.
308
44
£ 34,600 /yr
41%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
Index Insight: SA17 4AP falls into the lower 30% nationally for affluence, pointing to a more accessible but economically challenged demographic. It scores highly on the family-friendly index, suggesting a strong presence of family households and good proximity to schools.
Area Character
Balanced, accessible, and mixed. SA17 4AP spans multiple life stages — average age 44, moderate ownership and renting. £127k prices and low crime put this mixed postcode in the more desirable bracket.
mapGeographic Location
Demographic Deep-Dive
The Census 2021 data below shows the full population breakdown for SA17 4AP. The average age is 44.0. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.
Ethnicity Profile
Economic Activity
Area Vibe: Established and family-oriented. The area is largely populated by middle-aged homeowners, providing a deeply rooted community feel.
home Property Prices by Type
Semi-Detached
£ 82,000
5 sales · Mean £ 87,200
gavel Crime Overview 12 Months (up to 2026-02)
SA17 4AP has low crime rates — 29 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.
storefront Nearby Amenities
Retailers - Other
2 nearby- McColls0.9 km
- Morrisons Daily0.9 km
Pub, NightClub
4 nearby- TRIMSARAN RFC0.2 km
- TRIMSARAN SPORTS & SOCIAL CLUB0.9 km
- TRIMSARAN RFC0.2 km
- TRIMSARAN SPORTS & SOCIAL CLUB0.9 km
Takeaway Shop
6 nearby- Pizza Choice0.6 km
- Positano Pizza0.6 km
- Village Plaice0.6 km
- Pizza Choice0.6 km
- Positano Pizza0.6 km
- + 1 more
train Transport Links
Train Stations
- Pembrey & Burry Port3.6 km
- Kidwelly5.8 km
- Llanelli7.0 km
Bus Stops
- Trilwm0.2 km
- Trilwm0.2 km
- Waunyclun0.3 km
- Maesyffynnon0.4 km
- Coed-y-Clun0.4 km
Generated by PostcodeInfo.uk
Postcode Profile: SA174AP · Data under Open Government Licence