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CT3

Postcode district

Postcode district covering Aylesham, in Dover and Canterbury.

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 CT3 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 54% of people in CT3 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£315,000
Joint 994th most expensive of 2,235
Worked out by Open Index
Population
20,835
1,349th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
54%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
71.2%
UK 87.8%
Ofcom · Jan 2026

How CT3 compares

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

CT3Middle
Median sale price21 postcode districts, CT · 2025
Median sale price: every postcode district in CT21 areas from £210,000 to £395,000. The middle area is £315,000. CT3 is £315,000.
£315,00011th most expensive
Population21 postcode districts, CT · 2021
Population: every postcode district in CT21 areas from 7,871 to 46,520. The middle area is 22,101. CT3 is 20,835.
20,8359th least populated
People in radon Affected Area squares21 postcode districts, CT · 2022
People in radon Affected Area squares: every postcode district in CT21 areas from 0.0% to 100.0%. The middle area is 54.0%. CT3 is 54.0%.
54%11th most people in radon Affected Areas
Gigabit broadband coverage21 postcode districts, CT · Jan 2026
Gigabit broadband coverage: every postcode district in CT21 areas from 34.3% to 96.3%. The middle area is 80.4%. CT3 is 71.2%.
71.2%4th lowest

Is CT3 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CT3 at a rate of 54.9 per 1,000 people.

That compares with 102.8 per 1,000 people across the CT postcode area.

In August 2026 alone, 136 cases of crime and anti-social behaviour were recorded in CT3.

In the 12 months to August 2026, the most common types were violence and sexual offences (490), anti-social behaviour (253) and other crime (203).

A year earlier, the recorded crime rate in CT3 was 49.8 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 CT3, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CT3 has no single figure. Of its 11 neighbourhoods with a rank:
  • Decile 2: 1 neighbourhood
  • Decile 4: 3 neighbourhoods
  • Decile 5: 3 neighbourhoods
  • Decile 6: 3 neighbourhoods
  • Decile 7: 1 neighbourhood

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

Neighbourhoods in CT3

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Canterbury 010A1,29039.9 per 1,000563.6%
Canterbury 010B1,64139.3 per 1,000762.5%
Canterbury 010C2,24567.8 per 1,000461.7%
Canterbury 010D1,34947.1 per 1,000579.3%
Dover 001A2,00327.9 per 1,000549.2%
Dover 001B1,84732.5 per 1,000645.4%
Dover 001C1,64177.6 per 1,000481.8%
Dover 001D1,75536.7 per 1,000671.2%
Dover 006C1,927115.5 per 1,000285.9%
Dover 006E2,11144.1 per 1,000699.9%
Dover 006F1,76566.1 per 1,000497.5%

MPs for CT3

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 CT33

Postcode sectors in CT34

Councils CT3 covers2

Postcode districts next to CT38

Nearest rail stations2

More in the CT postcode area2

CT3 in brief

CT3 is a postcode district covering Aylesham, in Dover and Canterbury.

About 22,603 people lived in CT3 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £315,000 in 2025 across 359 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 54.9 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CT3 was £315,000 in 2025.

CT3 had 20,835 usual residents at the census.

About 54% of people in CT3 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In CT3, 71.2% of homes and businesses could get gigabit-capable broadband in January 2026.