CF3 area guide
House prices, recent sales, crime and schools for the CF3 postcode district in Caerphilly. Free to read, from official open data. For one address in detail, run a full property report.
Caerphilly · 2026-07 (UK HPI)
Land Registry Price Paid
Street-level crime at the district centre
Ofsted rated, within one mile
What the data says about CF3
The average home across Caerphilly is worth about £197,542 (UK House Price Index, 2026-07), and prices have risen 4.2% over the last year.
Of 389 energy certificates sampled across 12 postcodes in CF3, band C is the most common, and 34.2% of homes sit below band C — the point at which most lenders' green mortgage deals and future rental rules bite.
Police recorded 1,710 crimes around the centre of CF3 in the six months to 2026-07, most often violence and sexual offences (670).
There are 0 schools rated Good or Outstanding by Ofsted within a mile of CF3 in Caerphilly.
The district covers the Llanrumney, Machen and Rudry, Pontprennau and Old St Mellons, Rumney ward areas.
Sample of 389 energy certificates from 12 postcodes in CF3, taken from the government energy performance register, most recent lodged 2026. Indicative of the district rather than a full census.
Prices changed +4.2% over the last year in Caerphilly.
Street-level crime from data.police.uk, six months to 2026-07.
Llanrumney · Machen and Rudry · Pontprennau and Old St Mellons · Rumney · Tredegar Park and Marshfield · Trowbridge
Common questions about CF3
What is the average house price in CF3?
The UK House Price Index puts the average home in Caerphilly at £197,542 as of 2026-07.
How much does each property type cost in CF3?
Detached £313,953, semi-detached £201,948, terraced £168,126, flats £106,676, based on the UK House Price Index for Caerphilly.
Is CF3 a safe area?
Police recorded 1,710 crimes near the centre of CF3 in the six months to 2026-07. The most common category was violence and sexual offences with 670 reports. Crime is recorded at street level, so figures vary street to street within the same district.
What EPC rating do homes in CF3 usually have?
Band C is the most common rating in our sample of 389 certificates from CF3, with 34.2% of homes rated below band C. A full property report shows the exact certificate, running costs and recommended improvements for one address.
What are the schools like near CF3?
0 schools within a mile of the CF3 district centre are rated Good or Outstanding by Ofsted. Catchment areas are set by the local authority and can change year to year.
Where does this CF3 data come from?
HM Land Registry Price Paid Data and the UK House Price Index for prices, the government's energy performance register for EPC bands, data.police.uk for crime, Get Information About Schools and Ofsted for schools, and ONS postcode geography. All are published under the Open Government Licence v3.0.
A full report covers the energy certificate, sale history and valuation, council tax band and bill, flood and crime risk, schools, transport and neighbourhood data for a single property.
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Nearby CF postcode districts
Sources: HM Land Registry Price Paid Data and UK House Price Index, ONS postcode geography, data.police.uk, Get Information About Schools and Ofsted. Contains public sector information licensed under the Open Government Licence v3.0.