CF23 5AU is an accessible, working-class neighbourhood on St Margarets Crescent, 0.3km from Y Rhath in Cardiff. Administratively it sits within Penylan ward and the Cardiff Central constituency.
An affordable area with active regeneration, CF23 5AU is a suburban renting area with semi-detached homes and family households. This is a stable, socially diverse area (average age 39) — accessible for a wide range of households, from young families to empty nesters. 31% of homes are socially rented, reflecting the area's public housing provision and council presence.
Safety: Crime is moderate at 52 incidents per 1,000 residents — broadly typical for this type of urban area. Property: Average house prices are around £345k. 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 CF23 5AU are sourced from Output Area W00009404 (shared with 18 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.
ST MARGARETS CRESCENT, CF23 5AU House Prices & Local Information
Comprehensive demographic deep-dive and infrastructure audit for ST MARGARETS CRESCENT, CF23 5AU.
272
39
£ 49,000 /yr
54%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
Index Insight: CF23 5AU is ranked in the top 20% nationally for affluence, indicating a high-income demographic.
Area Character
CF23 5AU is a mixed residential postcode — average age 39, 39% owner-occupied, spanning a wide range of household types and life stages. £345k 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 CF23 5AU. The average age is 38.8. 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.
home Property Prices by Type
Terraced
£ 345,000
1 sales · Mean £ 345,000
gavel Crime Overview 12 Months (up to 2026-02)
Crime around CF23 5AU is moderate at 52 per 1,000 residents. The most reported categories are violence and sexual offences and vehicle crime. Commercial streets and transport hubs naturally generate more incidents than quiet residential roads.
storefront Nearby Amenities
Retailers - Other
78 nearby- Poundland0.7 km
- Tk Maxx0.6 km
- Poundland0.7 km
- Tk Maxx0.6 km
- FANCY LABELS LIMITED0.5 km
- + 73 more
Pub, NightClub
14 nearby- St Peters Rugby Football Club Ltd0.2 km
- St Peters Rugby Football Club Ltd0.2 km
- Claude Hotel0.6 km
- The Globe0.8 km
- Claude Hotel0.6 km
- + 9 more
Restaurant, Cafe
118 nearby- Boulders Climbing Centre0.8 km
- Costa0.6 km
- Pausa Caffe0.6 km
- TGI Fridays0.7 km
- Boulders Climbing Centre0.8 km
- + 113 more
Supermarkets
10 nearby- Home Bargains0.6 km
- Home Bargains0.6 km
- Sainsbury's0.9 km
- Sainsbury's0.9 km
- Tesco0.8 km
- + 5 more
Takeaway Shop
60 nearby- Fahrenheit 4510.9 km
- Fahrenheit 4510.9 km
- Al-Ikhlas Centre0.6 km
- J&M0.9 km
- Al-Ikhlas Centre0.6 km
- + 55 more
Hotel, B&B, Guest House
8 nearby- Mayfair Guest House0.5 km
- Mayfair Guest House0.5 km
- Tanes Hotel0.4 km
- YMCA Ambassador Hotel0.5 km
- Hotel One Hundred0.7 km
- + 3 more
train Transport Links
Train Stations
- Cardiff Queen Street1.7 km
- Cathays1.7 km
- Cardiff Central2.6 km
Bus Stops
- Waterloo Gardens0.2 km
- Stacey Road0.2 km
- Timbers Square0.2 km
- Waterloo Gardens0.2 km
- Stacey Road0.2 km
Generated by PostcodeInfo.uk
Postcode Profile: CF235AU · Data under Open Government Licence