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CF3 9SW

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 5FX 36 m
CF3 5SW 69 m
CF3 5UG 87 m
CF3 0DT 106 m
CF3 0DU 159 m
Complete postcode fields and official codes
Postcode
CF3 9SW
Status
Terminated
Introduced
1 January 1980
Terminated
1 June 1999
Postcode area
CF
Postcode district
CF3
Postcode sector
CF3 9
Latitude
51.530833
Longitude
-3.101349
British National Grid easting
323,700
British National Grid northing
181,900

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
W00010534
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
29
Primary
0
Secondary
0

  1. Bishop Childs C.I.W. Primary School

    Welsh establishment

    412 m

  2. St Johns College

    Welsh establishment

    712 m

  3. Oakfield Primary School

    Welsh establishment

    856 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
1,836
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 724
  • Public order 228
  • Anti social behaviour 221
  • Criminal damage and arson 193
  • Shoplifting 100

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

7

within 5 km straight-line

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    594 m

  • WILLOWBROOK SURGERY

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

    ODS code W97069

    978 m

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    3.2 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    3.2 km

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    3.4 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    3.9 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    5.0 km

Nearby transport

  • Wern Fawr Lane

    BCT · Old St Mellons

    0.1 miles

  • Vaindre Lane

    BCT · Old St Mellons

    0.1 miles

  • Wyevale Garden Centre

    BCT · St Mellons

    0.2 miles

  • Heritage Park

    BCT · St Mellons

    0.2 miles

  • Wyevale Garden Centre

    BCT · St Mellons

    0.2 miles

Evidence in context

Schools

29 open schools are in scope, including 0 primary and 0 secondary schools. Bishop Childs C.I.W. Primary School is the nearest published school at 412 m.

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

Recorded crime

1,836 published events cover 12 months, averaging 153 events per published month. The largest recorded category is Violence and sexual offences with 724 events.

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