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CF45 3NB

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 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF45 3NF 76 m
CF45 3LY 127 m
CF45 3AB 130 m
CF45 3NA 144 m
CF45 3LU 152 m
Complete postcode fields and official codes
Postcode
CF45 3NB
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CF
Postcode district
CF45
Postcode sector
CF45 3
Latitude
51.677240
Longitude
-3.379599
British National Grid easting
304,707
British National Grid northing
198,509

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Rhondda Cynon Taf · W06000016
Electoral ward
Mountain Ash · W05001092
Parish or community
W04001017
Westminster constituency
Pontypridd · W07000106
Output area
W00006354
Lower layer super output area
Rhondda Cynon Taf 006C · W01001206
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
44 recorded sales at this postcode
Address Date Price
Golwg-Y-Cwm, Llanwonno Road, Mountain Ash, CF45 3NB 11 December 2025 £420,000
Tomwyn-Mo, Llanwonno Road, Mountain Ash, CF45 3NB 7 November 2025 £415,000
38, Llanwonno Road, Mountain Ash, CF45 3NB 7 November 2025 £105,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
21
Primary
0
Secondary
0

  1. Darrenlas Primary School

    Welsh establishment

    182 m

  2. Miskin Primary School

    Welsh establishment

    309 m

  3. Our Lady's R.C. Primary School

    Welsh establishment

    429 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,123
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 558
  • Public order 138
  • Anti social behaviour 115
  • Criminal damage and arson 100
  • Other theft 48

Census 2021

Population and age profile

Postcode residents
118

52 female, 66 male

Postcode households
52
Residents per household
2.3
CF45 3 residents
10,013

Age bands in CF45 3

Wider postcode sector
Age 0 to 14
18.3%

1,832 residents

Age 15 to 24
12.3%

1,236 residents

Age 25 to 44
24.4%

2,446 residents

Age 45 to 64
25.9%

2,596 residents

Age 65 and over
19%

1,901 residents

This postcode contained 1.2% of the sector's usual residents on Census Day. The age profile describes the wider CF45 3 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
0%
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

6

within 5 km

  • MEDDYGFA GLAN CYNON SURGE

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

    ODS code W95029

    461 m

  • HEALTH HUB IW

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

    ODS code W00208

    1.4 km

  • ABERCWMBOI MEDICAL PRACTICE

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

    ODS code W95087

    2.6 km

  • BROOKSIDE MEDICAL CENTRE

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

    ODS code W95634

    4.5 km

  • YNYSYBWL SURGERY

    THE SQUARE, ROBERT STREET, YNYSYBWL, PONTYPRIDD, CF37 3DU

    ODS code W95619

    4.7 km

  • CWMAMAN SURGERY

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

    ODS code W95016

    4.7 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

  • Olde Royal Oak

    BCT · Miskin

    0.1 miles

  • Olde Royal Oak

    BCT · Miskin

    0.1 miles

  • Darrenlas Primary School

    BCT · Graig Darrenlas

    0.1 miles

  • Darrenlas Primary School

    BCT · Graig Darrenlas

    0.1 miles

  • Cilhaul Terrace

    BCT · Miskin

    0.1 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 £119,375 from 12 recorded sales in CF45 3NB. 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

21 open schools are in scope, including 0 primary and 0 secondary schools. Darrenlas Primary School is the nearest published school at 182 m.

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

Recorded crime

Published police records

1,123 published events cover 12 months, averaging 93.583 events per published month. The largest recorded category is Violence and sexual offences with 558 events.

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