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Fontenu
Commune
A general view of Fontenu
Location of Fontenu
Fontenu Location within France Fontenu Location within Bourgogne-Franche-Comté
Coordinates: 46°40′07″N 5°49′23″E
Country	France
Region	Bourgogne-Franche-Comté
Department	Jura
Arrondissement	Lons-le-Saunier
Canton	Saint-Laurent-en-Grandvaux
Government
• Mayor (2020–2026)	Alexandre Perrin
Area 1	6.71 km2 (2.59 sq mi)
Population  (2023)	72
• Density	11/km2 (28/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	39230 /39130
Elevation	485–667 m (1,591–2,188 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Fontenu (French pronunciation: [fɔ̃tny]; Arpitan: Fontënu) is a commune in the Jura department in Bourgogne-Franche-Comté in eastern France.

Population

Historical population

Year	Pop.	±% p.a.
1968	52	—
1975	50	−0.56%
1982	47	−0.88%
1990	35	−3.62%
1999	40	+1.49%
2007	48	+2.31%
2012	70	+7.84%
2017	75	+1.39%
2023	72	−0.68%
Source: INSEE

World Heritage Site

It is home to one or more prehistoric pile-dwelling (or stilt house) settlements that are part of the Prehistoric Pile dwellings around the Alps UNESCO World Heritage Site.

See also

• Lac de Chalain
• Communes of the Jura department