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British Indian Ocean Territory

๐Ÿ‡ฎ๐Ÿ‡ดBritish Indian Ocean Territory

Asiaยท Updated 06/03/2026

Information

Capital

Diego Garcia

Population

3,000

Currency

British pound (GBP ยฃ)

Languages

English

Continent

Asia

Calling code

+246

Timezone

UTC+6

Area

60 kmยฒ

Government

British Overseas Territory

National day

Not applicable

Internet domain

.io

About

The British Indian Ocean Territory (BIOT) is a British Overseas Territory located in the Indian Ocean, comprising the Chagos Archipelago with over 1,000 individual islands. The largest island, Diego Garcia, hosts a joint military facility of the United Kingdom and the United States. The territory has no permanent civilian population and is administered from London.

Safety

Risk level :Restricted access - A permit is required before any travel. The territory is a military zone with a population limited to about 3,000 people (military personnel and contractors).

Risk areas

Entire territory - Restricted access - permit requiredDiego Garcia - Military installation - very restricted access

Crime(Low)

  • Very small and controlled population
  • Significant military presence

Terrorism(Low)

  • Secure military zone

Transport

  • Plan alternative routes for yacht trips
  • Apply for permits well in advance

Natural risks(Documented coral bleaching - major environmental event)

  • Consult reports from the Chief Science Advisor on environmental conditions

Health(Limited medical facilities - presence of military medical personnel)

  • International health insurance recommended
  • Medical consultations available for authorized personnel

Practical tips

  • Obtain a travel permit before arrival
  • Check updates regarding the planned sovereignty transfer with Mauritius
  • Contact the BIOT administration for current procedures
  • Allow extra time for permit applications

Cost of living

Accommodation

Studio city centerND
1-bedroom apartment in the city centerND
1-bedroom apartment in the suburbND
3-bedroom apartment in the city centerND
3-bedroom apartment in the suburbND

Food

Inexpensive restaurant mealND
Meal for 2 at a mid-range restaurantND
McDonald's menuND
Local beer (0.5L)ND
CappuccinoND
Water (1.5L)ND
Bread (500g)ND
Milk (1L)ND
Eggs (12)ND
Chicken (1kg)ND
Apples (1kg)ND
Bananas (1kg)ND

Transport

Public transport ticketND
Monthly transport subscriptionND
Taxi ride (start)ND
Taxi (1km)ND
Gasoline (1L)ND

Leisure

Fitness membership (monthly)ND
Tennis court (1h weekend)ND
CinemaND
TheaterND

Health

General practitioner consultationND
Dentist consultationND
Antibiotic medicationsND
Cold medications (6 days)ND

Others

High-speed internet (60 Mbps+)ND
Mobile plan (calls + 10GB)ND
Public services for 85mยฒ apartmentND
Jeans (Levis 501 or similar)ND
Nike sports shoesND
International primary school (monthly)ND

Practical information

Electricity

Voltage230V
Frequency50Hz
Plug typesType G

Emergency numbers

PoliceNon disponible - accรจs restreint
AmbulanceNon disponible - accรจs restreint
Fire departmentNon disponible - accรจs restreint

Practical information

Driving side

Left

Tap water

Data not available

Tipping

Data not available

Visas