Chézy-sur-Marne

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Commune in Hauts-de-France, France

Chézy-sur-Marne
Commune
Town hall
Location of Chézy-sur-Marne
(2020–2026)		Jean-Claude Bereaux^[1]
Area ¹	22.43 km² (8.66 sq mi)
Population (2021)^[2]	1,322
• Density	59/km² (150/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	02186 /02570
Elevation	57–220 m (187–722 ft) (avg. 64 m or 210 ft)
¹ French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries.

Chézy-sur-Marne (French pronunciation: [ʃezi syʁ maʁn], literally Chézy on Marne) is a commune in the Aisne department in Hauts-de-France in northern France.

2009 flood

The town was hit by a flash flood and mudslide on 14 June 2009 after a violent localised storm. Cars were floated downstream, cellars and ground-floor rooms in low-lying houses were flooded. Adjacent localities were also affected.

Population

Historical population
Year	Pop.	±%
1962	948	—
1968	1,013	+6.9%
1975	1,113	+9.9%
1982	1,262	+13.4%
1990	1,257	−0.4%
1999	1,323	+5.3%
2008	1,341	+1.4%

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.