CF42 5DG

Treherbert · Rhondda Cynon Taf · Wales

Updated September 2026

Compare this postcode

Location overview

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Post town
Treorchy
Local authority
Rhondda Cynon Taf
Constituency
Rhondda and Ogmore
Postcode district
CF42
Postcode sector
CF42 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF42 5DL 40 m
CF42 5DN 133 m
CF42 5DF 138 m
CF42 5DE 145 m
CF42 5DD 180 m
Complete postcode fields and official codes
Postcode
CF42 5DG
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
CF
Postcode district
CF42
Postcode sector
CF42 5
Latitude
51.680283
Longitude
-3.552092
British National Grid easting
292,788
British National Grid northing
199,087

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Rhondda Cynon Taf · W06000016
Parish or community
W04000706
Westminster constituency
Rhondda and Ogmore · W07000107
Output area
W00006653
Lower layer super output area
Rhondda Cynon Taf 007C · W01001267
Middle layer super output area
Rhondda Cynon Taf 007 · W02000258

Postcode source versions

Explore CF42

9 recorded sales at this postcode
Address Date Price
2, Police Houses, Blaencwm, Treorchy, CF42 5DG 4 August 2025 £190,000
14, Blaen Y Cwm Road, Blaencwm, Treorchy, CF42 5DG 26 September 2024 £43,500
7, Blaen Y Cwm Road, Blaencwm, Treorchy, CF42 5DG 13 December 2023 £55,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
6
Primary
0
Secondary
0
  1. Penpych Community Primary School

    Welsh establishment

    382 m
  2. Penyrenglyn Primary School

    Welsh establishment

    2.1 km
  3. Ysgol G.G. Ynyswen

    Welsh establishment

    2.8 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
343
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 176
  • Public order 40
  • Criminal damage and arson 27
  • Anti social behaviour 25
  • Vehicle crime 21

Census 2021

Population and age profile

Postcode residents
38

19 female, 19 male

Postcode households
14
Residents per household
2.7
CF42 5 residents
5,981

Age bands in CF42 5

Wider postcode sector
Age 0 to 14
17.7%

1,059 residents

Age 15 to 24
11.1%

668 residents

Age 25 to 44
22.5%

1,348 residents

Age 45 to 64
26.6%

1,595 residents

Age 65 and over
22.1%

1,322 residents

This postcode contained 0.6% of the sector's usual residents on Census Day. The age profile describes the wider CF42 5 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

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%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

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

GP practices

1

within 5 km straight-line

  • FOREST VIEW MEDICAL CENTRE

    FOREST VIEW HEALTH, RHONDDA, TREORCHY, CF42 6DL

    ODS code W95054

    3.0 km

Nearby transport

  • Blaencwm Bridge

    BCT · Blaen-cwm

    0.0 miles
  • Blaencwm Bridge

    BCT · Blaen-cwm

    0.0 miles
  • Police Houses

    BCT · Blaen-cwm

    0.1 miles
  • Police Houses

    BCT · Blaen-cwm

    0.1 miles
  • Tynewydd Bridge

    BCT · Tynewydd

    0.1 miles

Evidence in context

Property market

The five-year median is £102,500 from 4 recorded sales in CF42 5DG. 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

6 open schools are in scope, including 0 primary and 0 secondary schools. Penpych Community Primary School is the nearest published school at 382 m.

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

Recorded crime

343 published events cover 12 months, averaging 28.583 events per published month. The largest recorded category is Violence and sexual offences with 176 events.

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