CF23 9LX

Pentwyn · Cardiff · Wales

Updated September 2026

Compare this postcode

Location overview

Drag to pan. Use + or - to zoom. Open larger map
Post town
Cardiff
Ward
Pentwyn
Local authority
Cardiff
Constituency
Cardiff East
Postcode district
CF23
Postcode sector
CF23 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF23 9LW 63 m
CF23 9LU 130 m
CF23 9NA 133 m
CF23 9LY 135 m
CF23 9LZ 158 m
Complete postcode fields and official codes
Postcode
CF23 9LX
Status
Current
Introduced
1 June 1999
Terminated
Not published
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 9
Latitude
51.515031
Longitude
-3.155862
British National Grid easting
319,891
British National Grid northing
180,201

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Cardiff · W06000015
Electoral ward
Pentwyn · W05001286
Parish or community
W04000998
Westminster constituency
Cardiff East · W07000089
Output area
W00009359
Lower layer super output area
Cardiff 017D · W01001813
Middle layer super output area
Cardiff 017 · W02000383

Postcode source versions

Explore CF23

20 recorded sales at this postcode
Address Date Price
261, Pennsylvania, Llanedeyrn, Cardiff, CF23 9LX 15 September 2023 £125,000
302, Pennsylvania, Llanedeyrn, Cardiff, CF23 9LX 4 October 2019 £105,000
282, Pennsylvania, Llanedeyrn, Cardiff, CF23 9LX 20 July 2018 £92,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
76
Primary
0
Secondary
0
  1. Springwood Primary School

    Welsh establishment

    128 m
  2. St Phillip Evans R.C. Primary School

    Welsh establishment

    497 m
  3. All Saints C.I.W. Primary School

    Welsh establishment

    669 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,550
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 625
  • Public order 158
  • Anti social behaviour 151
  • Criminal damage and arson 129
  • Shoplifting 122

Census 2021

Population and age profile

Postcode residents
100

46 female, 54 male

Postcode households
53
Residents per household
1.9
CF23 9 residents
11,616

Age bands in CF23 9

Wider postcode sector
Age 0 to 14
21.5%

2,495 residents

Age 15 to 24
10.7%

1,234 residents

Age 25 to 44
26.4%

3,061 residents

Age 45 to 64
23.1%

2,677 residents

Age 65 and over
18.3%

2,114 residents

This postcode contained 0.9% of the sector's usual residents on Census Day. The age profile describes the wider CF23 9 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
14.5%

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

31

within 5 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    423 m

  • ST. DAVIDS MEDICAL CENTRE

    PONTPRENNAU MEDICAL CENTR, PENTWYN DRIVE, CARDIFF, CF23 7SD

    ODS code W97065

    1.3 km

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    1.8 km

  • ROATH HOUSE SURGERY

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

    ODS code W97034

    2.0 km

  • THE PENYLAN SURGERY

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

    ODS code W97033

    2.1 km

  • CRWYS MEDICAL CENTRE

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

    ODS code W97041

    2.2 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    2.3 km

  • ST. ISAN ROAD SURGERY

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

    ODS code W97053

    2.4 km

  • LLANISHEN COURT SURGERY

    LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU

    ODS code W97013

    2.7 km

  • WHITCHURCH ROAD SURGERY

    SACHVILLE AVENUE, CARDIFF, CF14 3NY

    ODS code W97025

    2.8 km

  • MEDDYGFA ALBANY SURGERY

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

    ODS code W97014

    2.8 km

  • THE CITY SURGERY

    187 CITY ROAD, ROATH, CARDIFF, CF24 3WD

    ODS code W97056

    2.9 km

  • CATHAYS SURGERY

    137 CATHAYS TERRACE, CARDIFF, CF24 4HU

    ODS code W97009

    2.9 km

  • ROATHWELL SURGERY

    116 NEWPORT ROAD, CARDIFF, CF24 1YT

    ODS code W97002

    3.0 km

  • CLIFTON SURGERY

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

    ODS code W97060

    3.0 km

  • BIRCHGROVE SURGERY

    CAERPHILLY ROAD, CARDIFF, CF14 4QJ

    ODS code W97021

    3.1 km

  • NORTH ROAD MEDICAL PRACTICE

    182 NORTH ROAD, CARDIFF, CF14 3XQ

    ODS code W97020

    3.2 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    3.2 km

  • CARDIFF HEALTH ACCESS PRACTICE

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

    ODS code W00100

    3.4 km

  • NORTH CARDIFF MEDICAL CENTRE

    EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB

    ODS code W97015

    3.7 km

Showing 20 of 31 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 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Glenwood

    BCT · Llanedeyrn

    0.1 miles
  • Pensylvania

    BCT · Llanedeyrn

    0.1 miles
  • Pensylvania

    BCT · Llanedeyrn

    0.1 miles
  • Glenwood

    BCT · Llanedeyrn

    0.1 miles
  • Maelfa

    BCT · Llanedeyrn

    0.2 miles

Evidence in context

Property market

The five-year median is £125,000 from 1 recorded sale in CF23 9LX. 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

76 open schools are in scope, including 0 primary and 0 secondary schools. Springwood Primary School is the nearest published school at 128 m.

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

Recorded crime

1,550 published events cover 12 months, averaging 129.167 events per published month. The largest recorded category is Violence and sexual offences with 625 events.

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