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CF3 9YJ

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
CF3
Postcode sector
CF3 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF3 6BG 62 m
CF3 6BD 117 m
CF3 6YL 122 m
CF3 6BF 127 m
CF3 6YY 142 m
Complete postcode fields and official codes
Postcode
CF3 9YJ
Status
Terminated
Introduced
1 January 1980
Terminated
1 June 1999
Postcode area
CF
Postcode district
CF3
Postcode sector
CF3 9
Latitude
51.539617
Longitude
-3.123191
British National Grid easting
322,200
British National Grid northing
182,900

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
W04000888
Westminster constituency
Cardiff North · W07000090
Output area
W00010552
Lower layer super output area
Cardiff 003E · W01002016
Middle layer super output area
Cardiff 003 · W02000369

Postcode source versions

Explore CF3

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
39
Primary
0
Secondary
0

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

    Welsh establishment

    565 m

  2. Pontprennau Primary School

    Welsh establishment

    1.3 km

  3. St Cadoc's Primary School

    Welsh establishment

    1.5 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
816
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 301
  • Public order 133
  • Anti social behaviour 84
  • Criminal damage and arson 76
  • Shoplifting 64

Census 2021

Population and age profile

Postcode residents
Not supplied
Postcode households
Not supplied
Residents per household
Not available
Postcode sector residents
Not available

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 not available.

GP practices

8

within 5 km straight-line

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    2.1 km

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    2.2 km

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    2.3 km

  • WILLOWBROOK SURGERY

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

    ODS code W97069

    2.8 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    3.4 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    3.7 km

  • LLANISHEN COURT SURGERY

    LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU

    ODS code W97013

    4.7 km

  • NORTH CARDIFF MEDICAL CENTRE

    EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB

    ODS code W97015

    5.0 km

Nearby transport

  • Mortimer Avenue

    BCT · Old St Mellons

    0.2 miles

  • Rogers Avenue

    BCT · Old St Mellons

    0.2 miles

  • Heol Booths 3

    BCT · Old St Mellons

    0.2 miles

  • Heol Booths 2

    BCT · Llanedeyrn

    0.3 miles

  • Heol Booths 1

    BCT · Old St Mellons

    0.3 miles

Evidence in context

Schools

39 open schools are in scope, including 0 primary and 0 secondary schools. St Mellons C.I.W. Primary School is the nearest published school at 565 m.

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

Recorded crime

816 published events cover 12 months, averaging 68 events per published month. The largest recorded category is Violence and sexual offences with 301 events.

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