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CF23 8JZ

Pontprennau and Old St Mellons · Cardiff · Wales

Updated September 2026

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Location overview

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Ward
Pontprennau and Old St Mellons
Local authority
Cardiff
Constituency
Cardiff North
Postcode district
CF23
Postcode sector
CF23 8

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF23 8HW 1 m
CF23 8HB 60 m
CF23 8LD 89 m
CF23 8ET 109 m
CF23 8LS 130 m
Complete postcode fields and official codes
Postcode
CF23 8JZ
Status
Terminated
Introduced
1 July 2002
Terminated
1 August 2002
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 8
Latitude
51.533171
Longitude
-3.142683
British National Grid easting
320,837
British National Grid northing
182,204

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Cardiff · W06000015
Electoral ward
Pontprennau and Old St Mellons · W05001290
Parish or community
W04000868
Westminster constituency
Cardiff North · W07000090
Output area
W00010136
Lower layer super output area
Cardiff 003D · W01001844
Middle layer super output area
Cardiff 003 · W02000369

Postcode source versions

Explore CF23

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
48
Primary
0
Secondary
0

  1. Pontprennau Primary School

    Welsh establishment

    406 m

  2. St Bernadette's R.C. Primary School

    Welsh establishment

    780 m

  3. The Hollies Special School

    Welsh establishment

    789 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,407
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 585
  • Public order 179
  • Shoplifting 128
  • Criminal damage and arson 127
  • Anti social behaviour 116

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
CF23 8 residents
7,049

Age bands in CF23 8

Wider postcode sector
Age 0 to 14
19.3%

1,377 residents

Age 15 to 24
10.7%

765 residents

Age 25 to 44
30.3%

2,164 residents

Age 45 to 64
28.5%

2,034 residents

Age 65 and over
11.1%

795 residents

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.

GP practices

15

within 5 km straight-line

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    616 m

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    922 m

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    2.2 km

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    3.0 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    3.2 km

  • LLANISHEN COURT SURGERY

    LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU

    ODS code W97013

    3.2 km

  • NORTH CARDIFF MEDICAL CENTRE

    EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB

    ODS code W97015

    3.6 km

  • WILLOWBROOK SURGERY

    5 STRATHY ROAD, ST. MELLONS, CARDIFF, CF3 0SH

    ODS code W97069

    3.7 km

  • ST. ISAN ROAD SURGERY

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

    ODS code W97053

    3.8 km

  • ROATH HOUSE SURGERY

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

    ODS code W97034

    4.2 km

  • CRWYS MEDICAL CENTRE

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

    ODS code W97041

    4.3 km

  • THE PENYLAN SURGERY

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

    ODS code W97033

    4.3 km

  • BIRCHGROVE SURGERY

    CAERPHILLY ROAD, CARDIFF, CF14 4QJ

    ODS code W97021

    4.4 km

  • WHITCHURCH ROAD SURGERY

    SACHVILLE AVENUE, CARDIFF, CF14 3NY

    ODS code W97025

    4.7 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    4.9 km

Nearby transport

  • Sindercombe Cl

    BCT · Pontprennau

    0.1 miles

  • Sindercombe Cl

    BCT · Pontprennau

    0.1 miles

  • The Farthings

    BCT · Pontprennau

    0.1 miles

  • The Farthings

    BCT · Pontprennau

    0.1 miles

  • Clos Cwm Du

    BCT · Pontprennau

    0.1 miles

Evidence in context

Schools

48 open schools are in scope, including 0 primary and 0 secondary schools. Pontprennau Primary School is the nearest published school at 406 m.

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

Recorded crime

1,407 published events cover 12 months, averaging 117.25 events per published month. The largest recorded category is Violence and sexual offences with 585 events.

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