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CF23 5AX

Penylan · Cardiff · Wales

Updated September 2026

Compare this postcode

Location overview

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Ward
Penylan
Local authority
Cardiff
Constituency
Cardiff East
Postcode district
CF23
Postcode sector
CF23 5

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF23 5AW 38 m
CF23 5AU 66 m
CF23 5AQ 93 m
CF23 5AA 119 m
CF23 5AD 121 m
Complete postcode fields and official codes
Postcode
CF23 5AX
Status
Current
Introduced
1 June 1999
Terminated
Not published
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 5
Latitude
51.493700
Longitude
-3.154270
British National Grid easting
319,964
British National Grid northing
177,827

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Cardiff · W06000015
Electoral ward
Penylan · W05001288
Parish or community
W04000860
Westminster constituency
Cardiff East · W07000089
Output area
W00009404
Lower layer super output area
Cardiff 029D · W01001825
Middle layer super output area
Cardiff 029 · W02000395

Postcode source versions

Explore CF23

Schools

Within 5 km of this postcode

View all nearby schools
Open schools
79
Primary
0
Secondary
0
  1. Stacey Primary School

    Welsh establishment

    357 m
  2. Howardian Primary School

    Welsh establishment

    746 m
  3. St Peter's R.C. Primary School

    Welsh establishment

    885 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
7,197
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 2,150
  • Shoplifting 872
  • Public order 796
  • Vehicle crime 735
  • Anti social behaviour 608

Census 2021

Population and age profile

Postcode residents
43
21 female, 22 male
Postcode households
28
Residents per household
1.5
CF23 5 residents
9,959

Age bands in CF23 5

Wider postcode sector
Age 0 to 14
16.3%
1,661 residents
Age 15 to 24
15.8%
1,606 residents
Age 25 to 44
25.5%
2,589 residents
Age 45 to 64
24.4%
2,483 residents
Age 65 and over
18%
1,825 residents

This postcode contained 0.4% of the sector's usual residents on Census Day. The age profile describes the wider CF23 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, coverage at January 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

GP practices

33

within 5 km straight-line

  • ROATHWELL SURGERY

    116 NEWPORT ROAD, CARDIFF, CF24 1YT

    ODS code W97002

    705 m

  • CLIFTON SURGERY

    151-153 NEWPORT ROAD, ROATH, CARDIFF, CF24 1AG

    ODS code W97060

    739 m

  • ROATH HOUSE SURGERY

    100 PEN-Y-LAN ROAD, PENYLAN, CARDIFF, CF23 5RH

    ODS code W97034

    746 m

  • THE PENYLAN SURGERY

    74 PEN-Y-LAN ROAD, CARDIFF, CF23 5SY

    ODS code W97033

    754 m

  • CARDIFF HEALTH ACCESS PRACTICE

    CARDIFF AND VALE HIS, CARDIFF ROYAL INFIRMARY, CARDIFF, CF24 0SZ

    ODS code W00100

    1.1 km

  • THE CITY SURGERY

    187 CITY ROAD, ROATH, CARDIFF, CF24 3WD

    ODS code W97056

    1.2 km

  • MEDDYGFA ALBANY SURGERY

    219 - 221 CITY ROAD, ROATH, CARDIFF, CF24 3JD

    ODS code W97014

    1.2 km

  • CLOUGHMORE MEDICAL CENTRE

    19 SOUTH PARK ROAD, SPLOTT, CARDIFF, CF24 2LU

    ODS code W97007

    1.4 km

  • FOUR ELMS MEDICAL CENTRE

    STERLING CLOSE, FFORDD PENGAM PENGAM GREE, SPLOTT, CARDIFF, CF24 2HB

    ODS code W97048

    1.6 km

  • CATHAYS SURGERY

    137 CATHAYS TERRACE, CARDIFF, CF24 4HU

    ODS code W97009

    1.9 km

  • CRWYS MEDICAL CENTRE

    THE CRWYS SURGERY, WEDAL ROAD, CARDIFF, CF14 3QX

    ODS code W97041

    2.2 km

  • LLANEDEYRN HEALTH CENTRE

    LLAN HEALTHCARE, WELLBEING HUB @ MAELFA, ROUND WOOD, LLANEDEYRN, CARDIFF, CF23 9PF

    ODS code W97008

    2.3 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    2.5 km

  • BUTETOWN MEDICAL PRACTICE

    LOUDOUN, PLAS IONA, CARDIFF, CF10 5HW

    ODS code W97291

    2.8 km

  • WHITCHURCH ROAD SURGERY

    SACHVILLE AVENUE, CARDIFF, CF14 3NY

    ODS code W97025

    2.8 km

  • NORTH ROAD MEDICAL PRACTICE

    182 NORTH ROAD, CARDIFF, CF14 3XQ

    ODS code W97020

    2.9 km

  • THE SURGERY

    ST DAVIDS COURT, 68A COWBRIDGE ROAD EAST, CARDIFF, CF11 9DN

    ODS code W97018

    3.2 km

  • LLANDAFF FIELDS MEDICAL PRACTICE

    CANTON COURT, WELLINGTON STREET, CARDIFF, CF11 9SH

    ODS code W97005

    3.2 km

  • TAFF RIVERSIDE PRACTICE

    WELLINGTON STREET, CARDIFF, CF11 9SH

    ODS code W97016

    3.2 km

  • KINGS ROAD (DRS SURGERY)

    180 KINGS ROAD, CARDIFF, CF11 9DQ

    ODS code W97067

    3.3 km

Showing 20 of 33 matching practices.

Nearby transport

  • Waterloo Gardens

    BCT · Roath

    124 m
  • Waterloo Gardens

    BCT · Penylan

    158 m
  • Timbers Square

    BCT · Roath

    206 m
  • Timbers Square

    BCT · Roath

    236 m
  • Stacey Road

    BCT · Roath

    258 m

Evidence in context

Schools

79 open schools are in scope, including 0 primary and 0 secondary schools. Stacey Primary School is the nearest published school at 357 m.

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

Recorded crime

7,197 published events cover 12 months, averaging 600 events per published month. The largest recorded category is Violence and sexual offences with 2,150 events.

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