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CF23 8XF

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 8PG 58 m
CF23 8PL 76 m
CF23 8NG 87 m
CF23 8NH 127 m
CF23 8PH 131 m
Complete postcode fields and official codes
Postcode
CF23 8XF
Status
Terminated
Introduced
1 December 2001
Terminated
1 August 2003
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 8
Latitude
51.534006
Longitude
-3.135365
British National Grid easting
321,346
British National Grid northing
182,289

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
W00009502
Lower layer super output area
Cardiff 003G · W01002018
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
42
Primary
0
Secondary
0

  1. Pontprennau Primary School

    Welsh establishment

    508 m

  2. Glan-Yr-Afon Primary

    Welsh establishment

    985 m

  3. St Mellons C.I.W. Primary School

    Welsh establishment

    989 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,528
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 612
  • Public order 205
  • Anti social behaviour 150
  • Criminal damage and arson 148
  • Shoplifting 125

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

14

within 5 km straight-line

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    1.1 km

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    1.2 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    2.5 km

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    2.5 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    3.1 km

  • WILLOWBROOK SURGERY

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

    ODS code W97069

    3.2 km

  • LLANISHEN COURT SURGERY

    LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU

    ODS code W97013

    3.7 km

  • NORTH CARDIFF MEDICAL CENTRE

    EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB

    ODS code W97015

    4.1 km

  • ST. ISAN ROAD SURGERY

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

    ODS code W97053

    4.2 km

  • ROATH HOUSE SURGERY

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

    ODS code W97034

    4.4 km

  • THE PENYLAN SURGERY

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

    ODS code W97033

    4.6 km

  • CRWYS MEDICAL CENTRE

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

    ODS code W97041

    4.7 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    4.9 km

  • BIRCHGROVE SURGERY

    CAERPHILLY ROAD, CARDIFF, CF14 4QJ

    ODS code W97021

    4.9 km

Nearby transport

  • Baltimore Close

    BCT · Pontprennau

    0.1 miles

  • Hollington Drive

    BCT · Pontprennau

    0.1 miles

  • Heol Pontprennau

    BCT · Pontprennau

    0.2 miles

  • Heol Pontprennau

    BCT · Pontprennau

    0.2 miles

  • Asda

    BCT · Pontprennau

    0.2 miles

Evidence in context

Schools

42 open schools are in scope, including 0 primary and 0 secondary schools. Pontprennau Primary School is the nearest published school at 508 m.

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

Recorded crime

1,528 published events cover 12 months, averaging 127.333 events per published month. The largest recorded category is Violence and sexual offences with 612 events.

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