CF23 5EX

Penylan · Cardiff · Wales

Updated September 2026

Compare this postcode

Location overview

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

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF23 5DG 33 m
CF23 5HY 43 m
CF23 5HU 49 m
CF23 5GA 57 m
CF23 5RH 61 m
Complete postcode fields and official codes
Postcode
CF23 5EX
Status
Current
Introduced
1 January 2007
Terminated
Not published
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 5
Latitude
51.498049
Longitude
-3.161813
British National Grid easting
319,448
British National Grid northing
178,319

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
W00009396
Lower layer super output area
Cardiff 029C · W01001824
Middle layer super output area
Cardiff 029 · W02000395

Postcode source versions

Explore CF23

9 recorded sales at this postcode
Address Date Price
Thomas Court, 3, Harrismith Road, Cardiff, CF23 5EX 26 April 2024 £242,500
Thomas Court, 7, Harrismith Road, Cardiff, CF23 5EX 30 June 2023 £232,500
Thomas Court, 8, Harrismith Road, Cardiff, CF23 5EX 28 April 2017 £263,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
88
Primary
0
Secondary
0
  1. Roath Park Primary School

    Welsh establishment

    577 m
  2. Albany Primary School

    Welsh establishment

    681 m
  3. Ysgol Y Berllan Deg

    Welsh establishment

    681 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
6,247
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,853
  • Shoplifting 834
  • Vehicle crime 691
  • Public order 616
  • Anti social behaviour 503

Census 2021

Population and age profile

Postcode residents
8

4 female, 4 male

Postcode households
7
Residents per household
1.1
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 0.1% 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
100%

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

35

within 5 km

  • ROATH HOUSE SURGERY

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

    ODS code W97034

    61 m

  • THE PENYLAN SURGERY

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

    ODS code W97033

    231 m

  • MEDDYGFA ALBANY SURGERY

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

    ODS code W97014

    955 m

  • THE CITY SURGERY

    187 CITY ROAD, ROATH, CARDIFF, CF24 3WD

    ODS code W97056

    1.0 km

  • CLIFTON SURGERY

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

    ODS code W97060

    1.1 km

  • ROATHWELL SURGERY

    116 NEWPORT ROAD, CARDIFF, CF24 1YT

    ODS code W97002

    1.1 km

  • CARDIFF HEALTH ACCESS PRACTICE

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

    ODS code W00100

    1.4 km

  • CATHAYS SURGERY

    137 CATHAYS TERRACE, CARDIFF, CF24 4HU

    ODS code W97009

    1.5 km

  • CRWYS MEDICAL CENTRE

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

    ODS code W97041

    1.5 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    1.9 km

  • CLOUGHMORE MEDICAL CENTRE

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

    ODS code W97007

    2.1 km

  • WHITCHURCH ROAD SURGERY

    SACHVILLE AVENUE, CARDIFF, CF14 3NY

    ODS code W97025

    2.2 km

  • NORTH ROAD MEDICAL PRACTICE

    182 NORTH ROAD, CARDIFF, CF14 3XQ

    ODS code W97020

    2.3 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    2.3 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    2.7 km

  • ST. ISAN ROAD SURGERY

    46 ST. ISAN ROAD, HEATH CARDIFF, CARDIFF, CF14 4UU

    ODS code W97053

    2.9 km

  • KINGS ROAD (DRS SURGERY)

    180 KINGS ROAD, CARDIFF, CF11 9DQ

    ODS code W97067

    2.9 km

  • THE SURGERY

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

    ODS code W97018

    3.0 km

  • MEDDYGFA CANNA SURGERY

    27 WYNDHAM CRESCENT, CARDIFF, CF11 9EE

    ODS code W97296

    3.0 km

  • LLANDAFF FIELDS MEDICAL PRACTICE

    CANTON COURT, WELLINGTON STREET, CARDIFF, CF11 9SH

    ODS code W97005

    3.0 km

Showing 20 of 35 matching practices.

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

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

Nearby transport

  • Melrose Avenue

    BCT · Penylan

    0.1 miles
  • Colchester Avenue Top

    BCT · Penylan

    0.1 miles
  • Hillside Court

    BCT · Penylan

    0.1 miles
  • Bronwydd Avenue

    BCT · Penylan

    0.1 miles
  • Penylan Library

    BCT · Penylan

    0.1 miles

Evidence in context

Property market

The five-year median is £237,500 from 2 recorded sales in CF23 5EX. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Cardiff is £270,094 in June 2026, up 2.1% year on year.

Schools

88 open schools are in scope, including 0 primary and 0 secondary schools. Roath Park Primary School is the nearest published school at 577 m.

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

Recorded crime

6,247 published events cover 12 months, averaging 520.583 events per published month. The largest recorded category is Violence and sexual offences with 1,853 events.

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