Postcode · Cardiff

CF23 8NN area guide

Who lives in CF23 8NN, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Pontprennau
Council: Cardiff
Region: Wales
Neighbourhood population: 1,510 (2024)

CF23 8NNCardiff

At a glance

What CF23 8NN is like

CF23 8NN is a postcode in the Pontprennau area of Cardiff. Because census and crime data isn’t published for single postcodes, the figures here cover the surrounding neighbourhood of about 1,510 people. 79.8% of households own their home, 19.6% rent privately and 0.5% are in social housing. The largest age group is 40–44, and 71.7% of adults are in work. It ranks among the more affluent parts of Wales. Higher-harm crime is less than half the England and Wales average. Homes in CF23 8 sold for a median of £297,500 over the year to August 2026.

Scores

How CF23 8NN compares

Headline figures for CF23 8NN, set against Wales as a whole.

AffluenceMore

10.0/ 10

Less deprived than most. Scored from 1 (most deprived in Wales) to 10 (least deprived).

CrimeMore

2/ 10

Lower than most: 9.3 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£297,500

Median over 82 sales in CF23 8, −1.3% on the year before.

TransportMore

3.0/ 10

Limited: 0 stations within a mile, 30 bus stops within 800m.

SchoolsMore

10 schools within 1 mile. None has a published inspection grade.

Household incomeMore

£68,205

Average annual income before tax, higher than 81% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where CF23 8NN differs most from the national average.

01
A big private rental marketPositive
19.6% of households rent privately, against 17% across Wales. Tenant demand is established here.
02
Among the more affluent placesPositive
Scores 10.0 out of 10 on the Welsh Index of Multiple Deprivation 2025, making it less deprived than most of Wales.
03
Low crimePositive
9.3 higher-harm crimes per 1,000 people a year, against 31.1 across England and Wales.
04
Mostly owner-occupied
79.8% of households own their home, against 66.1% across Wales.

Questions

CF23 8NN FAQs

Is CF23 8NN a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 10.0 out of 10 on the Welsh Index of Multiple Deprivation 2025, where 10 is the least deprived in Wales. Higher-harm crime runs at 9.3 per 1,000 people a year, band 2 of 10 nationally. Transport connectivity scores 3.0 out of 10 (limited).

How much does a house cost in CF23 8NN?

The median sale price over the last year was £297,500.

Homes in CF23 8 sold for a median of £297,500 across 82 sales in the year to August 2026, −1.3% on the year before. Prices come from HM Land Registry’s record of every residential sale.

Is CF23 8NN safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 9.3 offences per 1,000 people a year around CF23 8NN, less than half the 31.1 average across England and Wales, band 2 of 10.

Who lives in CF23 8NN?

Age, home ownership and housing from the census.

The largest age group is 40–44, at 9.1% of residents. 79.8% of households own their home. The most common property type is detached (70.6%).

Which council covers CF23 8NN?

The local authority for CF23 8NN is Cardiff.

CF23 8NN comes under Cardiff in Wales. Council tax, planning applications and bin collections are handled there.

How well connected is CF23 8NN?

Connectivity scores 3.0 out of 10.

There are 30 bus stops within 800m and 0 stations and tram stops within a mile, scoring 3.0 out of 10 (limited). The nearest station is Llanishen Rail Station, 2.1 miles away.

Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.

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