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Postcode District

CF45

MOUNTAIN ASH

Cardiff, Wales, England

View summary

CF45 encompasses MOUNTAIN ASH and its surrounding areas in Cardiff, Wales.

Avg price £121,124
1yr change ▲ 0.4%
Crime 75% below avg
Schools 0 Outstanding
Updated 2026-03
BUS
Average House Price

£121,124

▲ 0.4% vs last year

This area National avg £287K

58% below national avg

Crime Rate

20.2/1,000

This area National avg 81.3/1,000

75% below national avg

Schools (Ofsted)

12 schools

Broadband Speed

265 Mbps

Property Prices in CF45

Source: HM Land Registry Price Paid Data

The average property price in CF45 is £121,124, which is 56% below the Cardiff average of £275,506.

Properties in CF45 cost 57.8% less than the England and Wales average of £287,000.

House prices in CF45 have risen 0.4% over the past 12 months and risen 0.0% over five years.

Explore Cardiff postcodes or read the Cardiff house prices guide →

Average Price by Property Type

Type Average Price Sales (12m)
Detached £289,715 45
Semi-detached £144,262 101
Terraced £104,828 594
Flat £87,857 14
All types £121,124 792

5-Year Price History

£111K £115K £119K £122K £126K 2023 2024 2025

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Crime & Safety in CF45

Source: data.police.uk (rolling 12 months)

With 20.2 recorded crimes per 1,000 residents, CF45 has a crime rate well 75% below the national average of 81.3 per 1,000.

See how CF45 compares: safest areas in England & Wales →

Crime by Type vs National Average

Violent crime
10.2 per 1,000 (avg: 22.1 per 1,000)
Burglary
0.4 per 1,000 (avg: 6.8 per 1,000)
Vehicle crime
1.1 per 1,000 (avg: 8.4 per 1,000)
Antisocial behaviour
2.6 per 1,000 (avg: 16.2 per 1,000)
Other theft
1.6 per 1,000 (avg: 9.5 per 1,000)
This area
National average

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Schools in CF45

Source: DfE Get Information About Schools / Ofsted

CF45 has 12 schools within or near its boundaries, including 0 rated Good by Ofsted.

How Ofsted ratings affect house prices →

Nearest Schools

School Type Ofsted Distance
Caegarw Primary School Other Not inspected mi
Darrenlas Primary School Other Not inspected mi
Pengeulan Primary School Other Not inspected mi
Perthcelyn Community Primary School Other Not inspected mi
Glenboi Primary School Other Not inspected mi

0

Outstanding

0

Good

0

Requires improvement

0

Inadequate

Demographics

Source: ONS Census 2021

35,977

Population

62

Median Age

66%

Owner-Occupied

71%

Economically Active

Tenure Type

Owner-occupied
66.0%
Private rent
20.0%
Social rent
14.0%

Broadband & Connectivity

Source: Ofcom Connected Nations

Average broadband download speeds in CF45 are 265.0 Mbps, with 99% of premises having access to superfast broadband and 88% with full fibre (FTTP) connectivity.

How broadband speeds affect house prices →

265.0 Mbps

Avg Download

48.0 Mbps

Avg Upload

98%

Superfast Coverage

61%

Ultrafast Coverage

0%

Full Fibre (FTTP)

Council Tax

Source: Valuation Office Agency

Council tax in CF45 is collected by Cardiff Council. The Band D rate is £2,151/year.

Band A
8.0%
Band B
14.0%
Band C
25.0%
Band D
22.0%
Band E
16.0%
Band F
9.0%
Band G
5.0%
Band H
1.0%

Area Summary

CF

CF45 — MOUNTAIN ASH

Area Summary

CF45 (MOUNTAIN ASH) offers affordable property prices (£121,124, 58% below national average), low crime (75% below national average), 12 nearby schools, and excellent broadband (265 Mbps average).

Prices

Below avg

Safety

Low crime

Schools

Weak

Broadband

Good

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Frequently Asked Questions about CF45 MOUNTAIN ASH

What is the average house price in CF45 MOUNTAIN ASH?
The average house price in CF45 (MOUNTAIN ASH) is £121,124, based on 792 residential sales in the past 12 months. This is 58% below the national average of £287,000. Prices have risen by 0.4% over the past year.
Is CF45 MOUNTAIN ASH a safe area to live?
Crime in CF45 is significantly below the national average (20.2 crimes per 1,000 residents vs the national average of 81.3). The most common crime types recorded are violent crime (10.2 per 1,000) and antisocial behaviour (2.6 per 1,000). Crime figures are sourced from data.police.uk rolling 12-month data.
What is the population of CF45 MOUNTAIN ASH?
The population of CF45 (MOUNTAIN ASH) is approximately 35,977 (ONS Census 2021). The median age is 62 years. 66% of homes are owner-occupied, 20% are privately rented, and 14% are social housing.
How fast is broadband in CF45?
The average broadband download speed in CF45 is 265 Mbps. Superfast broadband (30 Mbps+) is available to 98% of premises, ultrafast to 61%, and full-fibre (FTTP) to 0%. Source: Ofcom Connected Nations.
What are schools like in CF45 MOUNTAIN ASH?
There are 12 schools in or near CF45. 0% are rated Good or Outstanding by Ofsted — 0 Outstanding and 0 Good. None require improvement.

Nearby Postcodes

Compare areas →

CF44

ABERDARE

£169K

▲ 0.7% YoY

CF46

TREHARRIS

£176K

▼ 2.0% YoY

CF47

MERTHYR TYDFIL

£160K

▼ 2.4% YoY

Compare CF45 with nearby areas

CF45 vs CF44 CF45 vs CF46 CF45 vs CF47

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