CF45 3DP is an up-and-coming urban area on Boi Close, 0.2km from Glenboi in Mountain Ash. Administratively it sits within Mountain Ash ward and the Cynon Valley constituency.
This is a strong family neighbourhood — a quiet rural community with low density and high home ownership. Residents average 52 years old — this is a settled, predominantly owner-occupied area with a stable, community-minded population. 87% of properties are owner-occupied — a strong indicator of neighbourhood stability and long-term community investment.
Safety: Crime rates are above average at 129 incidents per 1,000 residents — worth reviewing the crime breakdown below. Property: With prices averaging £140k, this is one of the more affordable postcodes in the area, up 29.8% 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 CF45 3DP are sourced from Output Area W00006356 (shared with 9 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.
BOI CLOSE, CF45 3DP House Prices & Local Information
Comprehensive demographic deep-dive and infrastructure audit for BOI CLOSE, CF45 3DP.
360
52
£ 33,300 /yr
40%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
Index Insight: It scores highly on the family-friendly index, suggesting a strong presence of family households and good proximity to schools.
Area Character
CF45 3DP is a mixed residential postcode — average age 52, 87% owner-occupied, spanning a wide range of household types and life stages. Crime rates in this specific area are higher than average. Property prices average £140k. Property prices are trending up 29.8% year-on-year.
mapGeographic Location
Demographic Deep-Dive
The Census 2021 data below shows the full population breakdown for CF45 3DP. The average age is 52.1. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.
Ethnicity Profile
Economic Activity
Age & Housing: An older, highly established demographic of homeowners. The population is heavily skewed toward older adults and retirees who own their homes outright.
home Property Prices by Type
Semi-Detached
£ 169,995
1 sales · Mean £ 169,995
Detached
£ 125,500
2 sales · Mean £ 125,500
gavel Crime Overview 12 Months (up to 2026-02)
Crime around CF45 3DP is above average at 129 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
Takeaway Shop
4 nearby- Golden Grill0.8 km
- Wonderful0.9 km
- Golden Grill0.8 km
- Wonderful0.9 km
Retailers - Other
6 nearby- Glenboi Post Office and Stores0.2 km
- Glenboi’s Community Cwtch0.1 km
- Glenboi’s Community Cwtch0.1 km
- Merthyr Cynon Foodbank0.2 km
- Merthyr Cynon Foodbank0.2 km
- + 1 more
Pub, NightClub
2 nearby- Clwb Cymdeithasol Abercwmboi0.8 km
- Abercwmboi Social Club0.8 km
Restaurant, Cafe
2 nearby- Royal Voluntary Service0.3 km
- RVS0.3 km
train Transport Links
Train Stations
- Fernhill0.1 km
- Mountain Ash1.2 km
- Cwmbach2.2 km
Bus Stops
- Glenboi Primary School0.1 km
- Glenboi Primary School0.1 km
- Fernhill Railway Station0.1 km
- Fernhill Rail Station0.1 km
- Fernhill Rail Station0.2 km
Generated by PostcodeInfo.uk
Postcode Profile: CF453DP · Data under Open Government Licence