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CT21

Postcode district

Postcode district covering Hythe, Seabrook and Orchard Valley, in Folkestone and Hythe.

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 CT21 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In CT21, 82.4% of homes and businesses could get gigabit-capable broadband in January 2026.

Median sale price
£365,000
727th most expensive of 2,235
Worked out by Open Index
Population
17,186
1,122nd least populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
82.4%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.4%
UK 3.9%
ONS via Nomis · Aug 2026

How CT21 compares

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

CT21Middle
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. CT21 is £365,000.
£365,0005th 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. CT21 is 17,186.
17,1866th least populated
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%. CT21 is 82.4%.
82.4%9th highest
Claimant rate21 postcode districts, CT · Aug 2026
Claimant rate: every postcode district in CT21 areas from 2.1% to 6.2%. The middle area is 3.6%. CT21 is 2.4%.
2.4%4th lowest

Is CT21 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CT21 at a rate of 53.8 per 1,000 people.

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

In August 2026 alone, 112 cases of crime and anti-social behaviour were recorded in CT21.

In the 12 months to August 2026, the most common types were violence and sexual offences (316), anti-social behaviour (189) and other crime (166).

A year earlier, the recorded crime rate in CT21 was 54.8 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 CT21, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CT21 has no single figure. Of its 12 neighbourhoods with a rank:
  • Decile 2: 1 neighbourhood
  • Decile 3: 1 neighbourhood
  • Decile 4: 2 neighbourhoods
  • Decile 5: 1 neighbourhood
  • Decile 6: 2 neighbourhoods
  • Decile 7: 2 neighbourhoods
  • Decile 8: 1 neighbourhood
  • Decile 9: 1 neighbourhood
  • Decile 10 (England’s least deprived 10%): 1 neighbourhood

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

Neighbourhoods in CT21

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Folkestone and Hythe 005F1,25353.9 per 1,000487.6%
Folkestone and Hythe 008A1,55937.4 per 1,0001091.9%
Folkestone and Hythe 008B1,46449.4 per 1,000993.3%
Folkestone and Hythe 008C1,63146.3 per 1,000887.7%
Folkestone and Hythe 008D2,03762.1 per 1,000641.1%
Folkestone and Hythe 009B1,88820.4 per 1,000682.8%
Folkestone and Hythe 009C1,88921.8 per 1,000772.7%
Folkestone and Hythe 010A1,36725.9 per 1,000793.8%
Folkestone and Hythe 010B1,441112.8 per 1,000265.5%
Folkestone and Hythe 010C1,539129.4 per 1,000480.4%
Folkestone and Hythe 010D1,43568.8 per 1,000385.3%
Folkestone and Hythe 010E1,40435.1 per 1,000572.3%

MPs for CT21

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 CT213

Postcode sectors in CT214

Council1

Towns in CT211

Postcode districts next to CT214

Nearest rail stations2

More in the CT postcode area2

CT21 in brief

CT21 is a postcode district covering Hythe, Seabrook and Orchard Valley, in Folkestone and Hythe.

About 17,313 people lived in CT21 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £365,000 in 2025 across 367 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 53.8 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CT21 was £365,000 in 2025.

CT21 had 17,186 usual residents at the census.

In CT21, 82.4% of homes and businesses could get gigabit-capable broadband in January 2026.

In CT21, 2.4% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.