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La Grand-Croix
La Grand-Croix
Commune
	Coat of arms
	Location of La Grand-Croix
	La Grand-Croix La Grand-Croix
	Coordinates: 45°30′14″N 4°34′11″E / 45.5039°N 4.5697°E
Country	France
Region	Auvergne-Rhône-Alpes
Department	Loire
Arrondissement	Saint-Étienne
Canton	Rive-de-Gier
Intercommunality	Saint-Étienne Métropole
Government
• Mayor (2020–2026)	Luc François
Area 1	4.05 km2 (1.56 sq mi)
Population (2022)	4,951
• Density	1,200/km2 (3,200/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	42103 /42320
Elevation	274–427 m (899–1,401 ft) ; (avg. 289 m or 948 ft)
	1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

La Grand-Croix (French pronunciation: [la ɡʁɑ̃ kʁwa]) is a commune and the seat of a canton in the Loire department in central France.^[3] It lies in the Gier valley.

The commune was the main town of the former canton of La Grand-Croix, arrondissement of Saint-Étienne.

It lies on the A47 autoroute. Lyon is 40 kilometres (25 mi) to the east, and Saint-Étienne is 18 kilometres (11 mi) to the west. The commune is close to the Parc Naturel Régional du Pilat.^[4]

The river Dorlay, a tributary of the Gier that rises in Mont Pilat, forms the border between La Grand-Croix and Lorette.^[5]

Population

Historical population

Year	Pop.	±% p.a.
1861	3,056	—
1866	3,664	+3.70%
1872	3,830	+0.74%
1876	4,299	+2.93%
1881	4,322	+0.11%
1886	4,478	+0.71%
1891	4,535	+0.25%
1896	4,765	+0.99%
1901	4,928	+0.67%
1906	4,824	−0.43%
1911	4,878	+0.22%
1921	5,049	+0.35%
1926	4,858	−0.77%

Year	Pop.	±% p.a.
1931	4,711	−0.61%
1936	3,946	−3.48%
1946	4,141	+0.48%
1954	4,549	+1.18%
1962	5,040	+1.29%
1968	5,238	+0.64%
1975	5,088	−0.41%
1982	5,125	+0.10%
1990	4,983	−0.35%
1999	4,962	−0.05%
2007	5,027	+0.16%
2012	5,059	+0.13%
2017	5,136	+0.30%