CF83

UK postcode district

Updated September 2026

District overview

Postcode units
1,510
Current units
1,208
Coordinate coverage
100%
Electoral wards
11

Coverage context

Countries represented
Wales
English regions represented
W99999999
Local authority codes
3
Terminated postcode units
302

Postcode sectors in CF83

Choose a sector to browse its complete postcode-unit directory.

6 sectors
28,301 recorded sales at this postcode
Address Date Price
79, James Street, Trethomas, Caerphilly, CF83 8FY 29 July 2026 £190,000
7, Pen Y Groes, Caerphilly, CF83 2JL 21 July 2026 £245,000
65, Heol Barri, Caerphilly, CF83 2LX 21 July 2026 £290,000

Schools

Across this district

View schools report
Open schools
25
Primary
0
Secondary
0

Recorded crime

Across this district

View crime report
Published events
3,463
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 1,420
  • Anti social behaviour 510
  • Criminal damage and arson 389
  • Public order 384
  • Vehicle crime 164

Census 2021

Population and age profile

CF83 usual residents
54,568
Age-profile population
54,503

Age bands in CF83

Postcode district
Age 0 to 14
18.1%

9,858 residents

Age 15 to 24
10.5%

5,696 residents

Age 25 to 44
25.3%

13,814 residents

Age 45 to 64
26.3%

14,357 residents

Age 65 and over
19.8%

10,778 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.

Fixed broadband coverage

The median Ofcom availability percentage across 1,192 current postcode units in this district. Each postcode is weighted equally, not by premises.

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
40%

1,130 postcode units had 100% superfast coverage, 983 had 100% gigabit-capable coverage, and 2 had at least some premises without decent fixed or fixed-wireless access.

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

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

GP practices

6

in this district

  • ABER MEDICAL CENTRE

    MEDDYGFA TRIDWR, 27-29 THOMAS STREET, CAERPHILLY, CF83 4AU

    ODS code W00005

  • COURT HOUSE MEDICAL CENTRE

    HEOL BRO WEN, CAERPHILLY, CF83 3GH

    ODS code W95059

  • MARKET STREET PRACTICE

    TONYFELIN MEDICAL CENTRE, TONYFELIN SURGERY, BEDWAS ROAD, CAERPHILLY, CF83 1XP

    ODS code W95046

  • NANTGARW ROAD MEDICAL CENTRE

    4 BEDDAU WAY, CAERPHILLY, CF83 2AX

    ODS code W95049

  • THE VILLAGE SURGERY

    LLANBRADACH CENTRE FOR HEALTH, 12 PENCERRIG STREET, LLANBRADACH, CAERPHILLY, CF83 3LR

    ODS code W95073

  • TY BRYN SURGERY

    THE BRYN, TRETHOMAS, CAERPHILLY, CF83 8GL

    ODS code W95008

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Evidence in context

Property market

The five-year median is £210,000 from 4,046 recorded sales in CF83. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Caerphilly is £197,272 in June 2026, up 5.9% year on year.

Schools

25 open schools are in scope, including 0 primary and 0 secondary schools.

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

Recorded crime

3,463 published events cover 12 months, averaging 288.583 events per published month. The largest recorded category is Violence and sexual offences with 1,420 events.

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