Europe

Jersey

Saint Helier Europe Northern Europe

Jersey is a self-governing British Crown dependency situated in the English Channel off the coast of Normandy, France. The island maintains a population of approximately 103,000 people and is recognized for its high standard of living, supported by a GDP per capita estimated at roughly $58,000.

Where is Jersey?

Jersey

Continent
Europe
Country
Jersey
Coordinates
49.25°, -2.17°

Population Details

Area
116 km²

Demographics

Quick Facts

Capital
Saint Helier
Region
Europe
Area
116 km²
Languages
English, French, Jèrriais
Currency
British pound (£), Jersey pound (£)
Timezones
UTC+01:00
UN Member
No

Economy

The economy is primarily driven by the international financial services sector, which contributes nearly 40% of the island's gross value added. Beyond finance, tourism and agriculture are historical pillars, with the export of Jersey Royal potatoes and dairy products from Jersey cattle being major contributors. Unemployment levels are consistently low, reflecting a specialized labor market that attracts high-value professionals. Recent data indicates the territory continues to leverage its status as a leading offshore finance center to maintain fiscal stability.

Society

Life expectancy on the island is high, with current estimates placing it at approximately 83 years. The population is highly connected, benefiting from one of the most advanced fiber-optic networks in the world, which provides nearly 100% internet penetration. While English is the predominant language, there is a strong cultural emphasis on preserving Jèrriais, the traditional Norman language of the island. Education standards are robust, with the local system closely following the curriculum of the United Kingdom.

Climate & Environment

Jersey enjoys a temperate maritime climate characterized by mild winters and temperate summers. Its southern location makes it one of the sunniest spots in the British Isles, with summer temperatures often reaching 20 °C (68 °F) and winter averages staying around 6 °C (43 °F).

Government & Politics

Government Type
Parliamentary democracy (Assembly of the States of Jersey); a Crown dependency of the UK
Independence
null (null)

Jersey is a self-governing Crown dependency and is not part of the United Kingdom or the European Union. Its political system is a parliamentary democracy governed by the States Assembly, which consists of 54 members, including deputies and constables. While the British monarch serves as the head of state and is represented locally by a Lieutenant Governor, the island maintains its own legal, judicial, and fiscal systems. The Chief Minister acts as the head of government, leading a Council of Ministers. The United Kingdom is constitutionally responsible for the international representation and defense of Jersey, yet the island exercises full autonomy over domestic matters, including taxation and immigration. This unique status stems from historical ties to the Duchy of Normandy, granting the island a high degree of legislative independence.

History

The history of Jersey is deeply intertwined with the Duchy of Normandy. In 933, the island became part of the duchy, and following the Norman Conquest in 1066, it was linked to the English Crown. A pivotal moment occurred in 1204 when King John lost mainland Normandy to France; however, Jersey chose to remain loyal to the English monarch, leading to the development of its autonomous status. Over the centuries, the island fortified itself against frequent French invasions, exemplified by structures like Mont Orgueil Castle. During World War II, Jersey was occupied by Nazi German forces from 1 July 1940 until 9 May 1945, making it one of the few British territories to experience enemy occupation. Since liberation, the island has transformed from a rural community focused on cider production, knitting, and fishing into a sophisticated global financial hub. Modern Jersey balances its Norman heritage with a multicultural population, with English, French, and the traditional Jèrriais language reflecting its diverse cultural evolution over the last millennium.

Notable Facts

  • The island experiences one of the highest tidal ranges in the world, with the water level fluctuating by as much as 12 m (39 ft) during spring tides.
  • Jersey is the only place in the world where Jersey Royal potatoes can be grown under that specific name, as they hold Protected Designation of Origin status.
  • The Durrell Wildlife Conservation Trust, founded by naturalist Gerald Durrell, is headquartered on the island and is world-renowned for its work with endangered species.
  • The island covers an area of 116 km² (45 sq mi), making it the largest of the Channel Islands, situated just 22 km (14 mi) off the coast of France.
  • Jèrriais, a unique form of the Norman language, is still spoken on the island and is recognized as an official minority language alongside English and French.

Geography

Highest Point
Les Platons (136 m)
Lowest Point
Atlantic Ocean (0 m)
Coastline
70 km

Explore weather and climate data for cities in Jersey

Monthly averages for Saint Helier

January
Wet
Temp
9°C / 7°C
Feels Like
5°C / 1°C
Rain
18days (131 mm) Wet
Sun
4.7h Fair
Humidity
80% Humid
February
Poor
Temp
9°C / 8°C
Feels Like
5°C / 1°C
Rain
14days (88 mm) Wet
Sun
5.9h Fair
Humidity
82% Humid
Snow Days
1days
March
Poor
Temp
10°C / 8°C
Feels Like
6°C / 2°C
Rain
13days (67 mm) Wet
Sun
8.7h Good
Humidity
80% Humid
April
Fair
Temp
12°C / 9°C
Feels Like
9°C / 4°C
Rain
8days (44 mm) Wet
Sun
11.3h Excellent
Humidity
78% Humid
May
Fair
Temp
14°C / 12°C
Feels Like
12°C / 8°C
Rain
10days (49 mm) Wet
Sun
12.6h Excellent
Humidity
82% Humid
June best
Good
Temp
17°C / 15°C
Feels Like
16°C / 12°C
Rain
10days (61 mm) Wet
Sun
13h Excellent
Humidity
83% Humid
July best
Excellent
Temp
18°C / 17°C
Feels Like
18°C / 14°C
Rain
11days (55 mm) Wet
Sun
12.7h Excellent
Humidity
83% Humid
August best
Excellent
Temp
19°C / 17°C
Feels Like
19°C / 15°C
Rain
9days (57 mm) Wet
Sun
11.6h Excellent
Humidity
82% Humid
September best
Good
Temp
18°C / 16°C
Feels Like
17°C / 13°C
Rain
12days (101 mm) Wet
Sun
10.1h Excellent
Humidity
80% Humid
October
Fair
Temp
16°C / 14°C
Feels Like
13°C / 10°C
Rain
17days (151 mm) Wet
Sun
7.6h Good
Humidity
80% Humid
November
Wet
Temp
13°C / 11°C
Feels Like
9°C / 6°C
Rain
18days (149 mm) Wet
Sun
5.7h Fair
Humidity
79% Humid
December
Wet
Temp
10°C / 9°C
Feels Like
6°C / 2°C
Rain
18days (153 mm) Wet
Sun
4.3h Fair
Humidity
82% Humid
Month Temp Feels Like Rain Sun Humidity Status Details
January 9°C / 7°C 5°C / 1°C 18days (131 mm) Wet 4.7h Fair 80% Humid Wet View Details
February 9°C / 8°C 5°C / 1°C 14days (88 mm) Wet 5.9h Fair 82% Humid Poor View Details
March 10°C / 8°C 6°C / 2°C 13days (67 mm) Wet 8.7h Good 80% Humid Poor View Details
April 12°C / 9°C 9°C / 4°C 8days (44 mm) Wet 11.3h Excellent 78% Humid Fair View Details
May 14°C / 12°C 12°C / 8°C 10days (49 mm) Wet 12.6h Excellent 82% Humid Fair View Details
June best 17°C / 15°C 16°C / 12°C 10days (61 mm) Wet 13h Excellent 83% Humid Good View Details
July best 18°C / 17°C 18°C / 14°C 11days (55 mm) Wet 12.7h Excellent 83% Humid Excellent View Details
August best 19°C / 17°C 19°C / 15°C 9days (57 mm) Wet 11.6h Excellent 82% Humid Excellent View Details
September best 18°C / 16°C 17°C / 13°C 12days (101 mm) Wet 10.1h Excellent 80% Humid Good View Details
October 16°C / 14°C 13°C / 10°C 17days (151 mm) Wet 7.6h Good 80% Humid Fair View Details
November 13°C / 11°C 9°C / 6°C 18days (149 mm) Wet 5.7h Fair 79% Humid Wet View Details
December 10°C / 9°C 6°C / 2°C 18days (153 mm) Wet 4.3h Fair 82% Humid Wet View Details

Temperature

30°C 24°C 18°C 12°C 6°C 0°C JanFebMarAprMayJunJulAugSepOctNovDec
High Low

Line chart showing monthly temperatures. Jan: 9°C / 7°C . Feb: 9°C / 8°C . Mar: 10°C / 8°C . Apr: 12°C / 9°C . May: 14°C / 12°C . Jun: 17°C / 15°C . Jul: 18°C / 17°C . Aug: 19°C / 17°C . Sep: 18°C / 16°C . Oct: 16°C / 14°C . Nov: 13°C / 11°C . Dec: 10°C / 9°C .

Rainfall

0 mm 27 mm 54 mm 81 mm 108 mm 135 mm JanFebMarAprMayJunJulAugSepOctNovDec
Rainfall

Bar chart showing monthly rainfall. Jan: 131 mm. Feb: 88 mm. Mar: 67 mm. Apr: 44 mm. May: 49 mm. Jun: 61 mm. Jul: 55 mm. Aug: 57 mm. Sep: 101 mm. Oct: 151 mm. Nov: 149 mm. Dec: 153 mm.

Frequently Asked Questions

Population data for Jersey is currently being loaded.

The capital of Jersey is Saint Helier.

GDP data for Jersey is currently being loaded.

GDP data for Jersey is currently being loaded.

Jersey covers 116 km² (45 sq mi).

Jersey has 3 official languages: English, French, Jèrriais.

Jersey uses the British pound (£) as its sole official currency.

Jersey is an island nation and shares no land borders.

The best months to visit Jersey are June, July, August, September, based on climate data for the capital.

Jersey is not part of the United Kingdom and is not a member of the United Nations. It is a self-governing British Crown dependency with its own administration, laws, and courts. While the UK is responsible for its defense and international representation, the island maintains a unique constitutional relationship with the British Crown.

English is the primary language used for government, business, and daily life in Jersey. French remains an official language for certain legal and ceremonial functions, while Jèrriais, the traditional Norman-French dialect of the island, is also recognized. Although Jèrriais speakers are fewer today, efforts are made to teach it in schools.

Jersey uses the Jersey pound and the British pound (£) as its official currencies, which are held at a 1 to 1 exchange rate. Both currencies circulate freely on the island, and Jersey issues its own coins and banknotes. Most businesses accept both, but Jersey notes are generally not accepted in the UK.

The financial services industry is the cornerstone of Jersey's economy, followed by tourism, agriculture, and digital technology. The island is world-famous for its Jersey cattle and Jersey Royal potatoes, which are major exports. Its status as an international finance center attracts global banking, trust, and fund management firms.

Jersey is the largest of the Channel Islands, covering a total land area of 116 km² (45 sq mi). It features a coastline of 70 km (43 mi) with diverse geography ranging from long sandy bays in the south to rugged cliffs in the north. The highest point, Les Platons, reaches 136 m (446 ft).

Current estimates indicate the population of Jersey is approximately 103,000. This figure reflects the latest available data from official census records and annual updates. Most residents live in the capital, Saint Helier, or the surrounding parishes. The population has grown steadily over recent decades, primarily through net migration rather than natural increase.

Jersey ranks among the largest and most populous British Crown Dependencies, though it is not a sovereign nation. It is often compared to other small island territories in Northern Europe. Due to its status, it does not always appear in standard UN sovereign country rankings but remains a significant regional population center.

The population density of Jersey is approximately 890 people per km² (2,305 per sq mi). This high density is due to the small land area of 116 km² (45 sq mi). While much of the island remains rural or suburban, the urbanized areas around Saint Helier are quite concentrated compared to neighboring regions.

Population growth in Jersey is primarily driven by net migration rather than a high birth rate. Current data shows a slow but steady increase as people relocate for employment in the finance and tourism sectors. The government monitors these trends closely to manage the impact on local infrastructure and the housing market.

The fertility rate in Jersey is approximately 1.4 births per woman, which is below the replacement level of 2.1. This trend is consistent with many developed nations in Northern Europe. As a result, the island relies on migration to maintain its workforce and offset the effects of an aging population.

Approximately 31% of Jersey residents live in urban areas, with the majority concentrated in the capital, Saint Helier. The rest of the population is spread across 11 other parishes in suburban or rural settings. This distribution reflects the island's history as a mix of commercial hubs and agricultural land.

All Indicators

Explore Jersey's data across 50+ indicators

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