Property market
The five-year median is £532,500 from 4 recorded sales in CF23 6LF. 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.
CF23 6LF
Cyncoed · Cardiff · Wales
Updated September 2026
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Nearby postcodes
Complete postcode fields and official codes
- Postcode
- CF23 6LF
- Status
- Current
- Introduced
- 1 June 1999
- Terminated
- Not published
- Postcode area
- CF
- Postcode district
- CF23
- Postcode sector
- CF23 6
- Latitude
- 51.517512
- Longitude
- -3.170481
- British National Grid easting
- 318,881
- British National Grid northing
- 180,493
Statistical and administrative geographies
- Country
- Wales · W92000004
- Region
- W99999999
- Local authority district
- Cardiff · W06000015
- Electoral ward
- Cyncoed · W05001275
- Parish or community
- W04000997
- Westminster constituency
- Cardiff East · W07000089
- Output area
- W00008961
- Lower layer super output area
- Cardiff 019A · W01001732
- Middle layer super output area
- Cardiff 019 · W02000385
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore CF23
Property
23 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| 26, Duffryn Avenue, Cardiff, CF23 6LF | 17 December 2024 | £325,000 |
| 40, Duffryn Avenue, Cardiff, CF23 6LF | 2 February 2024 | £680,000 |
| 10, Duffryn Avenue, Cardiff, CF23 6LF | 23 June 2023 | £695,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 79
- Primary
- 0
- Secondary
- 0
- 290 m
Cardiff High School
Welsh establishment
- 581 m
Lakeside Primary School
Welsh establishment
- 690 m
Rhydypenau Primary School
Welsh establishment
Recorded crime
Within 1 mile of this postcode
- Published events
- 1,339
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 535
- Public order 127
- Anti social behaviour 122
- Criminal damage and arson 116
- Shoplifting 94
Census 2021
Population and age profile
- Postcode residents
- 50
- Postcode households
- 18
- Residents per household
- 2.8
- CF23 6 residents
- 10,622
25 female, 25 male
Age bands in CF23 6
Wider postcode sector- Age 0 to 14
- 17.5%
- Age 15 to 24
- 14.3%
- Age 25 to 44
- 19.6%
- Age 45 to 64
- 24.7%
- Age 65 and over
- 24%
1,838 residents
1,506 residents
2,058 residents
2,591 residents
2,518 residents
This postcode contained 0.5% of the sector's usual residents on Census Day. The age profile describes the wider CF23 6 sector, not people in this individual postcode.
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
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+
- 94.4%
- Gigabit-capable
- 100%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 100%
- Decent broadband available from fixed wireless
- 100%
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
31
within 5 km
ST. ISAN ROAD SURGERY
46 ST. ISAN ROAD, HEATH CARDIFF, CARDIFF, CF14 4UU
ODS code W97053
1.4 km
LLANEDEYRN HEALTH CENTRE
LLAN HEALTHCARE, WELLBEING HUB @ MAELFA, ROUND WOOD, LLANEDEYRN, CARDIFF, CF23 9PF
ODS code W97008
1.5 km
LLANISHEN COURT SURGERY
LLANISHEN COURT, LLANISHEN, CARDIFF, CF14 5YU
ODS code W97013
1.7 km
CRWYS MEDICAL CENTRE
THE CRWYS SURGERY, WEDAL ROAD, CARDIFF, CF14 3QX
ODS code W97041
1.8 km
ST. DAVIDS MEDICAL CENTRE
PONTPRENNAU MEDICAL CENTR, PENTWYN DRIVE, CARDIFF, CF23 7SD
ODS code W97065
1.9 km
CYNCOED MEDICAL PRACTICE
DARTINGTON DRIVE, PONTPRENNAU, CARDIFF, CF23 8SQ
ODS code W97010
2.0 km
WHITCHURCH ROAD SURGERY
SACHVILLE AVENUE, CARDIFF, CF14 3NY
ODS code W97025
2.1 km
BIRCHGROVE SURGERY
CAERPHILLY ROAD, CARDIFF, CF14 4QJ
ODS code W97021
2.1 km
ROATH HOUSE SURGERY
100 PEN-Y-LAN ROAD, PENYLAN, CARDIFF, CF23 5RH
ODS code W97034
2.3 km
THE PENYLAN SURGERY
74 PEN-Y-LAN ROAD, CARDIFF, CF23 5SY
ODS code W97033
2.4 km
NORTH ROAD MEDICAL PRACTICE
182 NORTH ROAD, CARDIFF, CF14 3XQ
ODS code W97020
2.6 km
CATHAYS SURGERY
137 CATHAYS TERRACE, CARDIFF, CF24 4HU
ODS code W97009
2.6 km
NORTH CARDIFF MEDICAL CENTRE
EXCALIBUR DRIVE, THORNHILL, CARDIFF, CF14 9BB
ODS code W97015
2.8 km
MEDDYGFA ALBANY SURGERY
219 - 221 CITY ROAD, ROATH, CARDIFF, CF24 3JD
ODS code W97014
2.8 km
THE CITY SURGERY
187 CITY ROAD, ROATH, CARDIFF, CF24 3WD
ODS code W97056
3.0 km
RUMNEY PRIMARY CARE CENTRE
BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG
ODS code W97027
3.4 km
CLIFTON SURGERY
151-153 NEWPORT ROAD, ROATH, CARDIFF, CF24 1AG
ODS code W97060
3.4 km
ROATHWELL SURGERY
116 NEWPORT ROAD, CARDIFF, CF24 1YT
ODS code W97002
3.4 km
BISHOPS ROAD MEDICAL CENTRE
1 BISHOPS ROAD, WHITCHURCH, CARDIFF, CF14 1LT
ODS code W97028
3.5 km
CARDIFF HEALTH ACCESS PRACTICE
CARDIFF AND VALE HIS, CARDIFF ROYAL INFIRMARY, CARDIFF, CF24 0SZ
ODS code W00100
3.6 km
Showing 20 of 31 matching practices.
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 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Nearby transport
- 0.1 miles
Duffryn Avenue
BCT · Cyncoed
- 0.1 miles
Duffryn Avenue
BCT · Cyncoed
- 0.1 miles
Nant Fawr Crescent
BCT · Cyncoed
- 0.1 miles
Celyn Avenue
BCT · Roath Park
- 0.1 miles
Nant Fawr Crescent
BCT · Cyncoed
Evidence in context
Schools
79 open schools are in scope, including 0 primary and 0 secondary schools. Cardiff High School is the nearest published school at 290 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
Recorded crime
1,339 published events cover 12 months, averaging 111.583 events per published month. The largest recorded category is Violence and sexual offences with 535 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.