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CF23 8WG

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 8AB 65 m
CF23 8XG 71 m
CF23 8RB 78 m
CF23 8RH 100 m
CF23 8XH 115 m
Complete postcode fields and official codes
Postcode
CF23 8WG
Status
Terminated
Introduced
1 June 2002
Terminated
1 January 2004
Postcode area
CF
Postcode district
CF23
Postcode sector
CF23 8
Latitude
51.540109
Longitude
-3.134710
British National Grid easting
321,402
British National Grid northing
182,967

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
W00009501
Lower layer super output area
Cardiff 003B · W01001842
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
41
Primary
0
Secondary
0

  1. Pontprennau Primary School

    Welsh establishment

    591 m

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

    Welsh establishment

    1.1 km

  3. St Cadoc's Primary School

    Welsh establishment

    1.6 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
674
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 253
  • Public order 104
  • Shoplifting 64
  • Anti social behaviour 61
  • Criminal damage and arson 54

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

9

within 5 km straight-line

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    1.5 km

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    1.8 km

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    2.8 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    3.1 km

  • WILLOWBROOK SURGERY

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

    ODS code W97069

    3.5 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    3.8 km

  • LLANISHEN COURT SURGERY

    LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU

    ODS code W97013

    3.9 km

  • NORTH CARDIFF MEDICAL CENTRE

    EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB

    ODS code W97015

    4.2 km

  • ST. ISAN ROAD SURGERY

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

    ODS code W97053

    4.6 km

Nearby transport

  • Cardiff Gate

    BCT · Cardiff Gate

    0.1 miles

  • Cardiff Gate

    BCT · Cardiff Gate

    0.1 miles

  • Malthouse Avenue

    BCT · Cardiff Gate

    0.1 miles

  • Baltimore Close

    BCT · Pontprennau

    0.3 miles

  • Hollington Drive

    BCT · Pontprennau

    0.3 miles

Evidence in context

Schools

41 open schools are in scope, including 0 primary and 0 secondary schools. Pontprennau Primary School is the nearest published school at 591 m.

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

Recorded crime

674 published events cover 12 months, averaging 56.167 events per published month. The largest recorded category is Violence and sexual offences with 253 events.

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