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CF45 4DS

Mountain Ash · Rhondda Cynon Taf · Wales

Updated September 2026

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Location overview

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Post town
Mountain Ash
Ward
Mountain Ash
Local authority
Rhondda Cynon Taf
Constituency
Pontypridd
Postcode district
CF45
Postcode sector
CF45 4

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF45 4ES 74 m
CF45 4DH 233 m
CF45 4DL 267 m
CF45 4DT 301 m
CF45 4DN 304 m
Complete postcode fields and official codes
Postcode
CF45 4DS
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CF
Postcode district
CF45
Postcode sector
CF45 4
Latitude
51.691308
Longitude
-3.391427
British National Grid easting
303,919
British National Grid northing
200,089

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Rhondda Cynon Taf · W06000016
Electoral ward
Mountain Ash · W05001092
Parish or community
W04001016
Westminster constituency
Pontypridd · W07000106
Output area
W00006344
Lower layer super output area
Rhondda Cynon Taf 006B · W01001205
Middle layer super output area
Rhondda Cynon Taf 006 · W02000257

Postcode source versions

Explore CF45

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
11 recorded sales at this postcode
Address Date Price
Greenala, Heol Penrhiw, Mountain Ash, CF45 4DS 18 July 2025 £220,000
Pencoeden, Heol Penrhiw, Mountain Ash, CF45 4DS 18 March 2022 £340,000
Meysydd, Heol Penrhiw, Mountain Ash, CF45 4DS 27 October 2020 £200,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
24
Primary
0
Secondary
0

  1. Mountain Ash Comprehensive School

    Welsh establishment

    288 m

  2. Glenboi Primary School

    Welsh establishment

    842 m

  3. Caegarw Primary School

    Welsh establishment

    1.3 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
784
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 385
  • Public order 99
  • Anti social behaviour 72
  • Criminal damage and arson 68
  • Other theft 35

Census 2021

Population and age profile

Postcode residents
40

19 female, 21 male

Postcode households
14
Residents per household
2.9
CF45 4 residents
9,370

Age bands in CF45 4

Wider postcode sector
Age 0 to 14
17.7%

1,654 residents

Age 15 to 24
11.2%

1,046 residents

Age 25 to 44
26.3%

2,462 residents

Age 45 to 64
26.4%

2,470 residents

Age 65 and over
18.5%

1,737 residents

This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider CF45 4 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
78.6%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

7

within 5 km

  • HEALTH HUB IW

    YSBYTY CWM CYNON, NEW ROAD, MOUNTAIN ASH, CF45 4BZ

    ODS code W00208

    498 m

  • ABERCWMBOI MEDICAL PRACTICE

    ABERCWMBOI MEDICAL CENTRE, 1-3 JOHN STREET, ABERCWMBOI, ABERDARE, CF44 6BL

    ODS code W95087

    1.3 km

  • MEDDYGFA GLAN CYNON SURGE

    TY CALON LAN, OXFORD STREET, MOUNTAIN ASH, CF45 3HD

    ODS code W95029

    1.5 km

  • BROOKSIDE MEDICAL CENTRE

    HEOL AFON TAF, TROEDYRHIW, MERTHYR TYDFIL, CF48 4DT

    ODS code W95634

    3.8 km

  • CWMAMAN SURGERY

    6-14 GLANAMAN ROAD, CWMAMAN, ABERDARE, CF44 6HY

    ODS code W95016

    3.9 km

  • 74 MONK STREET

    73-74 MONK STREET, ABERDARE, CF44 7PA

    ODS code W95633

    4.5 km

  • ST JOHN'S MEDICAL PRACTICE

    HIGH STREET, ABERDARE, CF44 7DD

    ODS code W95001

    4.6 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Lon y Felin

    BCT · Cwmpennar

    0.1 miles

  • The Avenue

    BCT · Cefnpennar

    0.1 miles

  • Low Row

    BCT · Cwmpennar

    0.2 miles

  • Ysbyty Cwm Cynon

    BCT · Cwmpennar

    0.3 miles

  • Cefn Pennar Inn

    BCT · Cefnpennar

    0.4 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Property market

Recorded sales

The five-year median is £280,000 from 2 recorded sales in CF45 4DS. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Rhondda Cynon Taf is £167,559 in June 2026, up 7.4% year on year.

Schools

Published establishments

24 open schools are in scope, including 0 primary and 0 secondary schools. Mountain Ash Comprehensive School is the nearest published school at 288 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

Published police records

784 published events cover 12 months, averaging 65.333 events per published month. The largest recorded category is Violence and sexual offences with 385 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.