Tergnier

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Tergnier
Commune
Town hall
Coat of arms
Location of Tergnier
Tergnier Show map of France Tergnier Show map of Hauts-de-France
Coordinates: 49°39′23″N 3°17′18″E / 49.6564°N 3.2883°E / 49.6564; 3.2883
Country	France
Region	Hauts-de-France
Department	Aisne
Arrondissement	Laon
Canton	Tergnier
Intercommunality	CA Chauny Tergnier La Fère
Government
• Mayor (2020–2026)	Michel Carreau[1] (PCF)
Area 1	17.98 km2 (6.94 sq mi)
Population  (2021)[2]	13,431
• Density	750/km2 (1,900/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	02738 /02700
Elevation	44–90 m (144–295 ft) (avg. 53 m or 174 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Tergnier (French pronunciation: [tɛʁɲe]) is a commune in the department of Aisne, Hauts-de-France, France. Its location on the Canal de Saint-Quentin and the Creil–Jeumont railway (Tergnier station) supported its development as an industrial centre in the second half of the 19th century.