Postcode · Cardiff

CF3 6XX area guide

Who lives in CF3 6XX, what homes sell for, and how it compares on crime, schools and transport.

Neighbourhood: Machen
Council: Caerphilly
Region: Wales
Neighbourhood population: 1,615 (2024)

CF3 6XXCardiff

At a glance

What CF3 6XX is like

CF3 6XX is a postcode in the Machen area of Caerphilly. Because census and crime data isn’t published for single postcodes, the figures here cover the surrounding neighbourhood of about 1,615 people. 78.7% of households own their home, 8.7% rent privately and 12.3% are in social housing. The largest age group is 60–64, and 56.9% of adults are in work. On deprivation, it sits near the middle of the scale for Wales. Higher-harm crime is well below the England and Wales average. Homes in CF3 6 sold for a median of £290,000 over the year to August 2026.

Scores

How CF3 6XX compares

Headline figures for CF3 6XX, set against Wales as a whole.

AffluenceMore

7.0/ 10

Around the middle. Scored from 1 (most deprived in Wales) to 10 (least deprived).

CrimeMore

4/ 10

Around the middle: 16.8 higher-harm crimes per 1,000 people a year vs 31.1 nationally.

House pricesMore

£290,000

Median over 60 sales in CF3 6, −3.3% on the year before.

TransportMore

0.0/ 10

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

SchoolsMore

6 schools nearby. None has a published inspection grade.

Household incomeMore

£47,884

Average annual income before tax, higher than 36% of neighbourhoods in England and Wales.

What stands out

Worth knowing before you invest

Where CF3 6XX differs most from the national average.

01
Few private renters
Only 8.7% of households rent privately, against 17% across Wales.
02
Mostly owner-occupied
78.7% of households own their home, against 66.1% across Wales.

Questions

CF3 6XX FAQs

Is CF3 6XX a good place to live?

Deprivation, crime, schools and transport at a glance.

It scores 7.0 out of 10 on the Welsh Index of Multiple Deprivation 2025, where 10 is the least deprived in Wales. Higher-harm crime runs at 16.8 per 1,000 people a year, band 4 of 10 nationally. Transport connectivity scores 0.0 out of 10 (poor).

How much does a house cost in CF3 6XX?

The median sale price over the last year was £290,000.

Homes in CF3 6 sold for a median of £290,000 across 60 sales in the year to August 2026, −3.3% on the year before. Prices come from HM Land Registry’s record of every residential sale.

Is CF3 6XX safe?

How recorded crime here compares with the national average.

Higher-harm crime (violence, robbery, burglary, vehicle crime and weapons offences) runs at 16.8 offences per 1,000 people a year around CF3 6XX, well below the 31.1 average across England and Wales, band 4 of 10.

Who lives in CF3 6XX?

Age, home ownership and housing from the census.

The largest age group is 60–64, at 8.6% of residents. 78.7% of households own their home. The most common property type is detached (39.1%).

Which council covers CF3 6XX?

The local authority for CF3 6XX is Caerphilly.

CF3 6XX comes under Caerphilly in Wales. Council tax, planning applications and bin collections are handled there.

How well connected is CF3 6XX?

Connectivity scores 0.0 out of 10.

There are 0 bus stops within 800m and 0 stations and tram stops within a mile, scoring 0.0 out of 10 (poor). The nearest station is Rogerstone Rail Station, 2.3 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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