Long Rock, Marazion & St Erth
WardSouth west Cornwall. About 6,997 people (mid-2024 estimate) in 38 square kilometres.
Radon Affected Area by ward
Worked out by Open Index · 2022
About 100% of people in Long Rock, Marazion & St Erth live in a 1 km square that the radon atlas marks as a radon Affected Area.
How Long Rock, Marazion & St Erth compares
Each dot is a ward. The black line marks the middle one.
Is Long Rock, Marazion & St Erth safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Long Rock, Marazion & St Erth at a rate of 45.1 per 1,000 people.
That compares with 70.9 per 1,000 people across Cornwall.
Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.
In August 2026 alone, 35 cases of crime and anti-social behaviour were recorded in Long Rock, Marazion & St Erth.
In the 12 months to August 2026, the most common types were violence and sexual offences (148), other crime (50) and criminal damage and arson (40).
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.
Figures for the whole of Cornwall
These figures are published for the whole of Cornwall, not for each ward, so they describe all of Cornwall and not Long Rock, Marazion & St Erth alone. See Cornwall
Long Rock, Marazion & St Erth in brief
Long Rock, Marazion & St Erth had 6,903 usual residents at the census.
About 100% of people in Long Rock, Marazion & St Erth live in a 1 km square that the radon atlas marks as a radon Affected Area.
In Long Rock, Marazion & St Erth, 53.4% of homes and businesses could get gigabit-capable broadband in January 2026.
In Long Rock, Marazion & St Erth, 3.0% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.