La Tronche

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Commune in Auvergne-Rhône-Alpes, France

Coat of arms

Location of La Tronche

(2020–2026) Bertrand Spindler^[1]Area

6.4 km² (2.5 sq mi)Population

(2021)^[2]

6,470 • Density1,000/km² (2,600/sq mi)Time zoneUTC+01:00 (CET) • Summer (DST)UTC+02:00 (CEST)INSEE/Postal code

38516 /38700

Elevation207–1,045 m (679–3,428 ft)
(avg. 220 m or 720 ft)¹ French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries.

La Tronche (French pronunciation: [la tʁɔ̃ʃ]) is a commune in the Isère department, southeastern France.^[3] It is part of the Grenoble urban unit (agglomeration).^[4]

The Centre Hospitalier Universitaire Grenoble Alpes is the main hospital of the French Alps.

The French archaeologist and hellenist Henri Metzger (1912–2007) was born in La Tronche. Also hailing from the town are the Members of Parliament Camille Galliard-Minier and Alexandre Portier.

Population

Historical population

Year	Pop.	±% p.a.
1793	997	—
1800	1,164	+2.24%
1806	1,095	−1.01%
1821	1,109	+0.08%
1831	1,372	+2.15%
1836	1,519	+2.06%
1841	1,537	+0.24%
1846	1,631	+1.19%
1851	1,722	+1.09%
1856	1,704	−0.21%
1861	1,728	+0.28%
1866	1,980	+2.76%
1872	2,131	+1.23%
1876	2,288	+1.79%
1881	2,385	+0.83%
1886	2,446	+0.51%
1891	2,428	−0.15%
1896	2,754	+2.55%

Year	Pop.	±% p.a.
1901	2,887	+0.95%
1906	2,857	−0.21%
1911	2,922	+0.45%
1921	3,461	+1.71%
1926	4,200	+3.95%
1931	5,572	+5.82%
1936	5,602	+0.11%
1946	5,364	−0.43%
1954	6,320	+2.07%
1962	7,517	+2.19%
1968	7,993	+1.03%
1975	7,410	−1.08%
1982	6,690	−1.45%
1990	6,454	−0.45%
1999	6,433	−0.04%
2007	6,079	−0.71%
2012	6,627	+1.74%
2017	6,596	−0.09%

Source: EHESS^[5] and INSEE (1968-2017)^[6]

References

^ "Répertoire national des élus: les maires". data.gouv.fr, Plateforme ouverte des données publiques françaises (in French). 2 December 2020.
^ "Populations légales 2021". The National Institute of Statistics and Economic Studies. 28 December 2023.
^ INSEE commune file
^ Unité urbaine 2020 de Grenoble (38701), INSEE
^ Des villages de Cassini aux communes d'aujourd'hui: Commune data sheet La Tronche, EHESS (in French).
^ Population en historique depuis 1968, INSEE