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CF3 3BY

Rumney · Cardiff · Wales

Updated September 2026

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Location overview

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Post town
Cardiff
Ward
Rumney
Local authority
Cardiff
Constituency
Cardiff East
Postcode district
CF3
Postcode sector
CF3 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
CF3 3AA 55 m
CF3 3AB 126 m
CF3 3DB 165 m
CF3 3AF 171 m
CF3 3AL 179 m
Complete postcode fields and official codes
Postcode
CF3 3BY
Status
Current
Introduced
1 June 1999
Terminated
Not published
Postcode area
CF
Postcode district
CF3
Postcode sector
CF3 3
Latitude
51.500901
Longitude
-3.136904
British National Grid easting
321,182
British National Grid northing
178,609

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Cardiff · W06000015
Electoral ward
Rumney · W05001294
Parish or community
W04001004
Westminster constituency
Cardiff East · W07000089
Output area
W00009614
Lower layer super output area
Cardiff 022C · W01001865
Middle layer super output area
Cardiff 022 · W02000388

Postcode source versions

Explore CF3

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
68 recorded sales at this postcode
Address Date Price
29, Downlands Way, Rumney, Cardiff, CF3 3BY 10 June 2026 £206,000
10, Downlands Way, Rumney, Cardiff, CF3 3BY 11 February 2025 £102,500
13, Downlands Way, Rumney, Cardiff, CF3 3BY 24 January 2025 £120,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
66
Primary
0
Secondary
0

  1. Howardian Primary School

    Welsh establishment

    914 m

  2. Ysgol Bro Eirwg

    Welsh establishment

    1.2 km

  3. Llanedeyrn Primary School

    Welsh establishment

    1.3 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
2,521
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 694
  • Shoplifting 502
  • Public order 269
  • Vehicle crime 237
  • Anti social behaviour 212

Census 2021

Population and age profile

Postcode residents
43

24 female, 19 male

Postcode households
31
Residents per household
1.4
CF3 3 residents
7,210

Age bands in CF3 3

Wider postcode sector
Age 0 to 14
18.8%

1,301 residents

Age 15 to 24
10.8%

749 residents

Age 25 to 44
25.2%

1,742 residents

Age 45 to 64
25.5%

1,762 residents

Age 65 and over
19.6%

1,357 residents

This postcode contained 0.6% of the sector's usual residents on Census Day. The age profile describes the wider CF3 3 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

30

within 5 km

  • RUMNEY PRIMARY CARE CENTRE

    BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG

    ODS code W97027

    1.0 km

  • FOUR ELMS MEDICAL CENTRE

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

    ODS code W97048

    1.3 km

  • LLANEDEYRN HEALTH CENTRE

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

    ODS code W97008

    1.7 km

  • ROATH HOUSE SURGERY

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

    ODS code W97034

    1.8 km

  • THE PENYLAN SURGERY

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

    ODS code W97033

    2.0 km

  • ROATHWELL SURGERY

    116 NEWPORT ROAD, CARDIFF, CF24 1YT

    ODS code W97002

    2.1 km

  • CLIFTON SURGERY

    151-153 NEWPORT ROAD, ROATH, CARDIFF, CF24 1AG

    ODS code W97060

    2.1 km

  • CLOUGHMORE MEDICAL CENTRE

    19 SOUTH PARK ROAD, SPLOTT, CARDIFF, CF24 2LU

    ODS code W97007

    2.2 km

  • CARDIFF HEALTH ACCESS PRACTICE

    CARDIFF AND VALE HIS, CARDIFF ROYAL INFIRMARY, CARDIFF, CF24 0SZ

    ODS code W00100

    2.5 km

  • MEDDYGFA ALBANY SURGERY

    219 - 221 CITY ROAD, ROATH, CARDIFF, CF24 3JD

    ODS code W97014

    2.6 km

  • THE CITY SURGERY

    187 CITY ROAD, ROATH, CARDIFF, CF24 3WD

    ODS code W97056

    2.6 km

  • ST. DAVIDS MEDICAL CENTRE

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

    ODS code W97065

    2.8 km

  • CRWYS MEDICAL CENTRE

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

    ODS code W97041

    3.2 km

  • CATHAYS SURGERY

    137 CATHAYS TERRACE, CARDIFF, CF24 4HU

    ODS code W97009

    3.2 km

  • CYNCOED MEDICAL PRACTICE

    DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ

    ODS code W97010

    3.4 km

  • BRYNDERWEN SURGERY

    CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF

    ODS code W97006

    3.7 km

  • WHITCHURCH ROAD SURGERY

    SACHVILLE AVENUE, CARDIFF, CF14 3NY

    ODS code W97025

    3.8 km

  • NORTH ROAD MEDICAL PRACTICE

    182 NORTH ROAD, CARDIFF, CF14 3XQ

    ODS code W97020

    4.0 km

  • BUTETOWN MEDICAL PRACTICE

    LOUDOUN, PLAS IONA, CARDIFF, CF10 5HW

    ODS code W97291

    4.1 km

  • WILLOWBROOK SURGERY

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

    ODS code W97069

    4.1 km

Showing 20 of 30 matching practices.

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Ty Mawr Avenue

    BCT · Rumney

    0.1 miles

  • The Potteries

    BCT · Rumney

    0.1 miles

  • Castle Avenue

    BCT · Rumney

    0.1 miles

  • Tredelerch Road

    BCT · Rumney

    0.1 miles

  • Highlands

    BCT · Rumney

    0.2 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Property market

Recorded sales

The five-year median is £120,000 from 9 recorded sales in CF3 3BY. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Cardiff is £270,094 in June 2026, up 2.1% year on year.

Schools

Published establishments

66 open schools are in scope, including 0 primary and 0 secondary schools. Howardian Primary School is the nearest published school at 914 m.

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

Recorded crime

Published police records

2,521 published events cover 12 months, averaging 210.083 events per published month. The largest recorded category is Violence and sexual offences with 694 events.

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