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CA12

Postcode district

Postcode district covering Keswick and Brigham, in Cumberland.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CA12 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 18% of people in CA12 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£353,750
778th most expensive of 2,235
Worked out by Open Index
Population
7,438
594th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
18%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
80.6%
UK 87.8%
Ofcom · Jan 2026

How CA12 compares

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

CA12Middle
Median sale price27 postcode districts, CA · 2025
Median sale price: every postcode district in CA27 areas from £99,950 to £353,750. The middle area is £212,500. CA12 is £353,750.
£353,750most expensive
Population28 postcode districts, CA · 2021
Population: every postcode district in CA28 areas from 275 to 39,888. The middle area is 8,439. CA12 is 7,438.
7,43813th least populated
People in radon Affected Area squares28 postcode districts, CA · 2022
People in radon Affected Area squares: every postcode district in CA28 areas from 0.0% to 100.0%. The middle area is 60.5%. CA12 is 18.0%.
18%11th fewest people in radon Affected Areas
Gigabit broadband coverage28 postcode districts, CA · Jan 2026
Gigabit broadband coverage: every postcode district in CA28 areas from 7.3% to 97.3%. The middle area is 77.8%. CA12 is 80.6%.
80.6%11th highest

Is CA12 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CA12 at a rate of 66.9 per 1,000 people.

That compares with 79.3 per 1,000 people across the CA postcode area.

In August 2026 alone, 73 cases of crime and anti-social behaviour were recorded in CA12.

In the 12 months to August 2026, the most common types were violence and sexual offences (195), other crime (106) and anti-social behaviour (49).

A year earlier, the recorded crime rate in CA12 was 80.1 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 CA12, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CA12 has no single figure. Of its 4 neighbourhoods with a rank:
  • Decile 6: 2 neighbourhoods
  • Decile 7: 1 neighbourhood
  • Decile 9: 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in CA12

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Allerdale 012A1,40954.5 per 1,000757.5%
Allerdale 012C1,35982.6 per 1,000688.1%
Allerdale 012E1,40024.2 per 1,000988.3%
Allerdale 012F2,111101.2 per 1,000695.9%

MPs for CA12

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

Middle areas in CA121

Postcode sectors in CA123

Council1

Postcode districts next to CA127

More in the CA postcode area2

CA12 in brief

CA12 is a postcode district covering Keswick and Brigham, in Cumberland.

About 7,354 people lived in CA12 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £353,750 in 2025 across 126 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 66.9 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CA12 was £353,750 in 2025.

CA12 had 7,438 usual residents at the census.

About 18% of people in CA12 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In CA12, 80.6% of homes and businesses could get gigabit-capable broadband in January 2026.