CF3 0AJ is an accessible, working-class neighbourhood on Mallard Close, 0.5km from Trowbridge in Cardiff. Administratively it sits within Trowbridge ward and the Cardiff South and Penarth constituency.
An affordable area with active regeneration, CF3 0AJ is a high-density area of young ethnic minority families, mostly in flats. An average age of 34 points to a young professional and early-career population — ambitious, mobile, and predominantly renting. 52% of homes are socially rented, reflecting the area's public housing provision and council presence. Full-time employment stands at 19% — below average for the region, consistent with the area's higher deprivation indicators.
Safety: Crime is moderate at 62 incidents per 1,000 residents — broadly typical for this type of urban 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 CF3 0AJ are sourced from Output Area W00009681 (shared with 5 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.
MALLARD CLOSE, CF3 0AJ House Prices & Local Information
Comprehensive demographic deep-dive and infrastructure audit for MALLARD CLOSE, CF3 0AJ.
316
34
£ 32,900 /yr
30%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
Index Insight: CF3 0AJ falls into the lower 30% nationally for affluence, pointing to a more accessible but economically challenged demographic. Employment metrics are below the national average, which typically reflects either economic deprivation or a highly retired population.
Area Character
CF3 0AJ has a significant social housing presence — 52% of homes are socially rented, reflecting substantial council or housing association provision. The 34-year average age reflects a younger, more transient social housing population.
mapGeographic Location
Demographic Deep-Dive
The Census 2021 data below shows the full population breakdown for CF3 0AJ. The average age is 34.1. 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: Active but flexible. The area is largely populated by a middle-aged demographic that favors the flexibility of the rental market.
gavel Crime Overview 12 Months (up to 2026-02)
Crime around CF3 0AJ is moderate at 62 per 1,000 residents. The most reported categories are violence and sexual offences and anti-social behaviour. Commercial streets and transport hubs naturally generate more incidents than quiet residential roads.
storefront Nearby Amenities
Retailers - Other
18 nearby- Hope Espresso0.4 km
- Seaview Stores Ltd0.2 km
- Spar0.7 km
- St Mellon's Stores0.1 km
- Trowbridge Pantry0.8 km
- + 13 more
Pub, NightClub
4 nearby- The Church Inn0.3 km
- The Church Inn0.3 km
- Ty'r Winch0.3 km
- Ty'r Winch0.3 km
Restaurant, Cafe
14 nearby- Iriechef jerk hut0.3 km
- Compass @ St Johns College0.5 km
- Tubbs Cafe0.7 km
- pizza hut0.7 km
- Ford Cafe0.7 km
- + 9 more
Takeaway Shop
16 nearby- Crispy Cod0.2 km
- Greggs0.6 km
- New Taj0.7 km
- Pizza Choice0.7 km
- Red Dragon0.7 km
- + 11 more
Supermarkets
6 nearby- Heron Foods0.7 km
- Iceland Foods Ltd0.8 km
- Tesco0.6 km
- Tesco0.6 km
- Heron Foods0.7 km
- + 1 more
train Transport Links
Train Stations
- Heath High Level5.0 km
- Llanishen5.1 km
- Heath Low Level5.1 km
Bus Stops
- Tarwick Drive0.1 km
- Tarwick Drive0.1 km
- Bluebell Inn0.2 km
- Bluebell Inn0.3 km
- Llaneirwg Way0.3 km
Generated by PostcodeInfo.uk
Postcode Profile: CF30AJ · Data under Open Government Licence