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Risca

Town

Town in Caerphilly, Wales.

Risca is an ONS built-up area: the land built up as one town, whatever council it is in. Figures for Risca add up the census output areas (or, for claimants, the neighbourhoods) that sit mostly inside it, so they are close to, but not exactly, the town’s own.

Open in map

Radon Affected Area by town

Worked out by Open Index · 2022

Under 1%90% or more

About 90% of people in Risca live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£180,000
Joint 139th cheapest of 1,092
Worked out by Open Index
Population
15,194
522nd least populated of 1,209
ONS Census 2021 · 2021
People in radon Affected Area squares
90%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
95.4%
UK 87.8%
Ofcom · Jan 2026

How Risca compares

Each dot is a town. The black line marks the middle one.

RiscaMiddle
Median sale price76 towns, Wales · 2025
Median sale price: every town in Wales76 areas from £120,000 to £344,000. The middle area is £194,375. Risca is £180,000.
£180,000joint 29th cheapest
Population76 towns, Wales · 2021
Population: every town in Wales76 areas from 7,546 to 348,511. The middle area is 13,457. Risca is 15,194.
15,19428th most populated
People in radon Affected Area squares76 towns, Wales · 2022
People in radon Affected Area squares: every town in Wales76 areas from 2.0% to 100.0%. The middle area is 100.0%. Risca is 90.0%.
90%joint 24th fewest people in radon Affected Areas
Gigabit broadband coverage76 towns, Wales · Jan 2026
Gigabit broadband coverage: every town in Wales76 areas from 55.2% to 99.0%. The middle area is 93.5%. Risca is 95.4%.
95.4%joint 21st highest

Is Risca safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Risca at a rate of 107.9 per 1,000 people.

That compares with 96.7 per 1,000 people across Wales.

In August 2026 alone, 156 cases of crime and anti-social behaviour were recorded in Risca.

In the 12 months to August 2026, the most common types were violence and sexual offences (624), anti-social behaviour (376) and other crime (294).

A year earlier, the recorded crime rate in Risca was 110.2 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in Risca, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so Risca has no single figure. Of its 9 neighbourhoods with a rank:
  • Decile 3: 2 neighbourhoods
  • Decile 4: 2 neighbourhoods
  • Decile 5: 2 neighbourhoods
  • Decile 6: 2 neighbourhoods
  • Decile 7: 1 neighbourhood

Welsh Index of Multiple Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in Wales.

Neighbourhoods in Risca

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Caerphilly 014D1,665127.2 per 1,000698.3%
Caerphilly 015A1,533114.2 per 1,000487.7%
Caerphilly 016A1,309105.6 per 1,000690.2%
Caerphilly 016B1,44152.4 per 1,000398.7%
Caerphilly 016C1,58276.4 per 1,000799.6%
Caerphilly 016D1,810184.7 per 1,000399.9%
Caerphilly 017A1,607104.6 per 1,000594.2%
Caerphilly 017B1,657130.1 per 1,000596.4%
Caerphilly 017C1,82192.3 per 1,000494.5%

Your MP

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Council1

Postcode districts covering Risca1

Middle areas in Risca2

Towns near Risca6

Risca in brief

Risca is a town in Caerphilly, Wales.

About 15,178 people lived in Risca in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £180,000 in 2025 across 193 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 107.9 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in Risca was £180,000 in 2025.

Risca had 15,194 usual residents at the census.

About 90% of people in Risca live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Risca, 95.4% of homes and businesses could get gigabit-capable broadband in January 2026.