Hillion

Hillion (French pronunciation: [iljɔ̃] ^ⓘ; Breton: Helion; Gallo: Hilion) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.

Hillion Hilion
Commune
The Pointe du Grouin, at Hillion
Flag Coat of arms
Location of Hillion
Hillion Show map of France Hillion Show map of Brittany
Coordinates: 48°30′51″N 2°40′03″W
Country	France
Region	Brittany
Department	Côtes-d'Armor
Arrondissement	Saint-Brieuc
Canton	Trégueux
Intercommunality	Saint-Brieuc Armor
Government
• Mayor (2022–2026)	Annie Guennou[1]
Area 1	24.76 km2 (9.56 sq mi)
Population  (2021)	4,274
• Density	172.6/km2 (447.1/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	22081 /22120
Elevation	0–86 m (0–282 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Economy

Mussel farming is an important activity since 10% of French mussels, about 3 000 to 4 000 tons are produced in Hillion^{[citation needed]}. The species are Mytilus galloprovincialis, adapted to the climate, and Mytilus edulis. Each year, the festival "La fete de la moule" (mussels festival) is held in August in the mussels farm.

Population

Inhabitants of Hillion are called hillionnais in French.

Historical population

Year Pop. ±% p.a. 1793 1,773 —     1800 1,627 −1.22% 1806 1,857 +2.23% 1821 2,430 +1.81% 1831 2,518 +0.36% 1836 2,527 +0.07% 1841 2,700 +1.33% 1846 2,873 +1.25% 1851 2,748 −0.89% 1856 2,708 −0.29% 1861 2,710 +0.01% 1866 2,649 −0.45% 1872 2,553 −0.61% 1876 2,638 +0.82% 1881 2,648 +0.08% 1886 2,666 +0.14% 1891 2,644 −0.17% 1896 2,723 +0.59%	Year Pop. ±% p.a. 1901 2,589 −1.00% 1906 2,473 −0.91% 1911 2,317 −1.29% 1921 2,029 −1.32% 1926 1,971 −0.58% 1931 1,953 −0.18% 1936 1,950 −0.03% 1946 1,957 +0.04% 1954 2,006 +0.31% 1962 2,122 +0.71% 1968 2,235 +0.87% 1975 2,858 +3.58% 1982 3,232 +1.77% 1990 3,591 +1.33% 1999 3,786 +0.59% 2007 4,031 +0.79% 2012 4,049 +0.09% 2017 4,137 +0.43%
Source: EHESS[2] and INSEE (1968-2017)[3]

See also

• Communes of the Côtes-d'Armor department