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Clerkenwell

Ward

South Islington. About 11,884 people in 0.9 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 11% of people in Clerkenwell live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
10,957
2,016th most populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
11%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
96.5%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
5.0%
UK 3.9%
ONS via Nomis · Aug 2026

How Clerkenwell compares

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

ClerkenwellMiddle
Population17 wards, Islington · 2021
Population: every ward in Islington17 areas from 10,957 to 14,970. The middle area is 12,671. Clerkenwell is 10,957.
10,957least populated
People in radon Affected Area squares17 wards, Islington · 2022
People in radon Affected Area squares: every ward in Islington17 areas from 0.0% to 11.0%. The middle area is 0.0%. Clerkenwell is 11.0%.
11%most people in radon Affected Areas
Gigabit broadband coverage17 wards, Islington · Jan 2026
Gigabit broadband coverage: every ward in Islington17 areas from 84.5% to 99.7%. The middle area is 95.9%. Clerkenwell is 96.5%.
96.5%8th highest
Claimant rate17 wards, Islington · Aug 2026
Claimant rate: every ward in Islington17 areas from 4.2% to 7.3%. The middle area is 5.3%. Clerkenwell is 5.0%.
5.0%5th lowest

Is Clerkenwell safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Clerkenwell at a rate of 249.2 per 1,000 people.

That compares with 183.9 per 1,000 people across Islington.

Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.

In August 2026 alone, 398 cases of crime and anti-social behaviour were recorded in Clerkenwell.

In the 12 months to August 2026, the most common types were other crime (667), violence and sexual offences (553) and shoplifting (540).

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 Islington

These figures are published for the whole of Islington, not for each ward, so they describe all of Islington and not Clerkenwell alone. See Islington

Average house price
£674,592
Down 4.9% in a year
HM Land Registry · Jul 2026
Median full-time pay
£50,692
13th highest paid of 348
ONS earnings survey · 2025
House price to pay
13.3×
11th least affordable of 348
Worked out by Open Index
Deprivation score
26.7
Joint 62nd most deprived of 296
MHCLG · England only
Clerkenwell in brief

Clerkenwell had 10,957 usual residents at the census.

About 11% of people in Clerkenwell live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Clerkenwell, 96.5% of homes and businesses could get gigabit-capable broadband in January 2026.

In Clerkenwell, 5.0% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.