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CF23 8LG

POSTCODE

CF23 8LG is a postcode in Pontprennau and Old St Mellons.

Small user postcodeQuality indicator 1 (highest positional precision)Updated 2026-08-01
Coordinates
51.5351, -3.1456
OS grid ST206824 (320,636, 182,417)
WIMD 2025
9/10
#1699
Crime · Aug '26
Around average · 9.5 per 1k
MoM +13% vs Jul '26
Plus Code
9C3RGVP3+2P
Least deprived 10⁠–⁠20%
WIMD 2025
Around average · 9.5 per 1k
Crime · Aug '26
£297,500
Median property price · CF23 8 · Sep 2025⁠–⁠Aug 2026 · 80 sales
-1.3%
Last 12 full months vs the prior 12
Wales
Region

Deprivation Index (IMD)

WIMD 2025 (Wales-only ranking)
Wales-only ranking. Rank 1 is the most deprived of 1,917 Welsh LSOAs. Not comparable with the English Index of Multiple Deprivation.
Decile 9 — Least deprived 10–20%
1699
Rank out of 1,917
1 - Most deprived10 - Least deprived
Income
1432
Employment
1511
Health
1410
Education
1658
Access to services
1413
Housing
1463
Community safety
1629
Physical environment
890

gov.wales · Open Government Licence v3.0

Household income (MSOA)

Average household income for the neighbourhood (MSOA) around this postcode, financial year ending March 2023

Financial year ending March 2023 · MSOA 2021 · Cardiff 003 (W02000369)

This is the published estimate for the MSOA that contains this postcode (about 2,000–6,000 households). It describes the neighbourhood around the postcode. England and Wales only.

Total annual household income
£68,205

£58,151–£79,997

Disposable (net) annual household income
£49,315

£42,472–£57,261

Disposable (net) annual household income before housing costs (equivalised)
£46,494

£42,714–£50,609

Disposable (net) annual household income after housing costs (equivalised)
£36,364

£31,796–£41,587

Source: Office for National Statistics. Income estimates for small areas, England and Wales, financial year ending 2023.

Income estimates for small areas, England and Wales · Open Government Licence v3.0

Property sales (Land Registry)

England & Wales
Property sales · CF23 8
HM Land Registry Price Paid Data · CF23 8 · Sep 2025–Aug 2026 · 80 sales

CF23 8LG has no standard sales in Sep 2025–Aug 2026, fewer than 5, so these figures are for the CF23 8 sector.

Average price
£301,908
Median price: £297,500
Median -1.3% vs prior 12 months
Standard sales only · Sep 2025–Aug 2026 · 80 sales
View district CF23
Property type filter
Recent sale price trend
Sep '25 – Aug '26Aug '26: 3 sales · avg £381,666
X axis: MonthY axis: Avg sold price (hover shows sales count)
£382k£308k£235k
Sep '25Dec '25Mar '26Jun '26Aug '26
£410,000 · 2026-08-14 · Detached · Freehold
CF23 8GW
£370,000 · 2026-08-06 · Terraced · Freehold
CF23 8NA
£365,000 · 2026-08-03 · Detached · Freehold
CF23 8NN
£216,000 · 2026-07-31 · Terraced · Freehold
CF23 8LQ
£228,000 · 2026-07-17 · Terraced · Freehold
CF23 8PT
£155,000 · 2026-07-09 · Flat / maisonette · Leasehold
CF23 8RN
£340,000 · 2026-07-03 · Detached · Freehold
CF23 8PG
£30,000 · 2026-06-19 · Semi-detached · Freehold
CF23 8PG
£530,000 · 2026-06-03 · Detached · Freehold
CF23 8XQ
£252,000 · 2026-05-29 · Semi-detached · Freehold
CF23 8SF
HM Land Registry Price Paid Data, OGL.

Police Recorded Crime near CF23 8LG

England & Wales
Crime trends · near CF23 8LG

Counts are for Pontprennau and Old St Mellons electoral ward, not a 1-mile police.uk street search around this postcode.

data.police.uk · YoY vs same month last year · per 1,000 residents (Census 2021)Sep '24 – Aug '26
Key categories · YoY
Violent Crime
23
YoY stable
332211
Sep '24Mar '25Sep '25Mar '26Aug '26
ASB
32
YoY —
32172
Sep '24Mar '25Sep '25Mar '26Aug '26
Vehicle Crime
4
YoY —
1580
Sep '24Mar '25Sep '25Mar '26Aug '26
Burglary
0
YoY —
1050
Sep '24Mar '25Sep '25Mar '26Aug '26
Criminal damage
10
YoY —
1272
Sep '24Mar '25Sep '25Mar '26Aug '26
Other recorded crime
42
YoY +14%
422814
Sep '24Mar '25Sep '25Mar '26Aug '26

0 of 6 key categories improving · other recorded crime rising

111
incidents · Aug '26

Demographics (LSOA 2021 context)

Ethnicity

Total residents: 1,915
White Brit.81.0%
Other White4.1%
Other ethnic group: Arab2.2%
Pakistani1.8%
Chinese1.7%
+ 13 other groups · 9.2%

Religion

Total residents: 1,914
Christian55.1%
No religion32.5%
Not answered6.0%
Muslim4.9%
Hindu0.9%
+ 3 other religions · 0.7%

Age groups

Total residents: 1,915
50–6423.7%
35–4922.2%
25–3410.1%
65–748.9%
10–157.9%
+ 6 other age groups · 27.1%

Households

Total households: 748
Married or civil partnership couple: Dependent children23.3%
Married or civil partnership couple: No children14.3%
One person: other13.9%
Married or civil partnership couple: All children non-dependent9.1%
One person: aged 66+7.5%
+ 9 other households · 32.0%

Getting around

Straight-line distance from this postcode. Walking time is approximate.

Stations

  • Llanishen Rail Station

    Rail · SE Entrance

    2.5 km straight lineabout 31 min

  • Lisvane & Thornhill Rail Station

    Rail · East Entrance

    2.9 km straight lineabout 37 min

  • Heath High Level Rail Station

    Rail · NE Entrance

    3.2 km straight lineabout 40 min

Bus stops

  • Clos Cwm Du

    Bus · after · north-west

    88 m straight lineabout 1 min

  • Clos Cwm Du

    Bus · after · south-east

    151 m straight lineabout 2 min

  • Pontprennau Community Centre

    Bus · before · north-east

    246 m straight lineabout 3 min

  • Pontprennau Community Centre

    Bus · after · south-west

    253 m straight lineabout 3 min

  • Sindercombe Cl

    Bus · before · south-east

    253 m straight lineabout 3 min

Coordinates & Location for CF23 8LG

Wales
Country
Cardiff
Local Authority
Pontprennau and Old St Mellons
Ward
Cardiff
Travel to Work
TTWA
Postcode
CF23 8LG
Coordinates
51.5351, -3.1456
Grid reference
ST206824
Easting
320,636
Northing
182,417
Region
Wales
Plus Code
9C3RGVP3+2P
User Type
Small user postcode
Grid Quality
Quality indicator 1 (highest positional precision)
Built Up Area
Cardiff
Travel to Work
Cardiff
ITL Region
Cardiff
National Park
Non-National Park

Administrative Information

Cardiff
Local Authority
Council Area
Cardiff North W07000090
Constituency
W07000090
South Wales
Police Force
Wales
Ward
Pontprennau and Old St Mellons
Constituency code
W07000090
EU Electoral Region
Wales
Parish
Pontprennau
International Territorial Level
Cardiff

Health & NHS

Cardiff and Vale University Health Board
Health Authority
Serving (pseudo) Wales
NHS Wales
Wales
Cancer Alliance
National
Health Authority
Cardiff and Vale University Health Board
NHS Region
Wales
Integrated Care Board
Wales
Primary Care Org
Cardiff and Vale University Health Board
Sub ICB Location
Cardiff and Vale University
Cancer Alliance
Wales

Statistical Areas

LSOA 2021
Super Output Area
Cardiff 003A W01001841
W01001841
MSOA 2021
Mid Super Output
Cardiff 003 W02000369
W02000369
LSOA 2011
Super Output Area
Cardiff 003A W01001841
W01001841
MSOA 2011
Mid Super Output
Cardiff 003 W02000369
W02000369
Urban: Nearer to a major town or city
Rural/Urban Classification 2021
2001 Classification
(England/Wales) Urban ≥ 10k – less sparse: OA falls within urban settlements with a population of 10,000 or more and the wider surrounding area is less sparsely populated 5
2011 Classification
(England/Wales) Urban city and town C1
2021 Classification
Urban: Nearer to a major town or city UN1

Sun & Time Information

7:51 AM6:01 PM
7:51 AM
Sunrise
6:01 PM
Sunset
10 hours 10 minutes of daylight today
Sunrise (today)
7:51 AM
Sunset (today)
6:01 PM
Daylight duration
10 hours 10 minutes
Time zone
GMT / BST (UTC +0 / +1)

Postcode History

June 1999
First Introduced
Active from
Not terminated
Usage Ended
Terminated
~27 years
Active Duration
1999 -> Present
June 1999 — Introduced
Postcode CF23 8LG introduced by Royal Mail.
2001 — Census Classification
2001 Rural/Urban Classification: (England/Wales) Urban ≥ 10k – less sparse: OA falls within urban settlements with a population of 10,000 or more and the wider surrounding area is less sparsely populated 5
2011 — Reclassified
2011 Rural/Urban Classification: (England/Wales) Urban city and town C1.
2021 — Census Update
2021 Census classification: Urban: Nearer to a major town or city UN1. LSOA W01001841 and MSOA W02000369 assigned.
2025 — Indices of Deprivation
WIMD 2025 rank: 1699
Present — Active
Postcode CF23 8LG is currently active and in use.
First introduced
June 1999
Usage ended
Not terminated
Active duration
~27 years
Last updated
2026-08-01
Current status
Live

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