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Calstock

Ward

East Cornwall. About 6,928 people (mid-2024 estimate) in 23 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Calstock live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
6,646
4,121st least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
85.8%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.4%
UK 3.9%
ONS via Nomis · Aug 2026

How Calstock compares

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

CalstockMiddle
Population87 wards, Cornwall · 2021
Population: every ward in Cornwall87 areas from 5,169 to 7,960. The middle area is 6,599. Calstock is 6,646.
6,64642nd most populated
People in radon Affected Area squares87 wards, Cornwall · 2022
People in radon Affected Area squares: every ward in Cornwall87 areas from 92.0% to 100.0%. The middle area is 100.0%. Calstock is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage87 wards, Cornwall · Jan 2026
Gigabit broadband coverage: every ward in Cornwall87 areas from 31.1% to 92.9%. The middle area is 65.2%. Calstock is 85.8%.
85.8%12th highest
Claimant rate87 wards, Cornwall · Aug 2026
Claimant rate: every ward in Cornwall87 areas from 1.6% to 5.8%. The middle area is 2.8%. Calstock is 2.4%.
2.4%joint 22nd lowest

Is Calstock safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Calstock at a rate of 38.1 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, 12 cases of crime and anti-social behaviour were recorded in Calstock.

In the 12 months to August 2026, the most common types were violence and sexual offences (162), other crime (54) and criminal damage and arson (24).

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 Calstock alone. See Cornwall

Average house price
£275,642
Down 0.7% in a year
HM Land Registry · Jul 2026
Median full-time pay
£35,002
64th lowest paid of 348
ONS earnings survey · 2025
House price to pay
7.9×
Joint 138th least affordable of 348
Worked out by Open Index
Deprivation score
22.3
112th most deprived of 296
MHCLG · England only
Calstock in brief

Calstock had 6,646 usual residents at the census.

About 100% of people in Calstock live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Calstock, 85.8% of homes and businesses could get gigabit-capable broadband in January 2026.

In Calstock, 2.4% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.