Baslieux-sous-Châtillon

Baslieux-sous-Châtillon
Commune
Location of Baslieux-sous-Châtillon
Baslieux-sous-Châtillon Location within France Show map of France Baslieux-sous-Châtillon Location within Grand Est Show map of Grand Est
Coordinates: 49°07′25″N 3°48′00″E / 49.1236°N 3.8°E / 49.1236; 3.8
Country	France
Region	Grand Est
Department	Marne
Arrondissement	Épernay
Canton	Dormans-Paysages de Champagne
Government
• Mayor (2020–2026)	Xavier Carton[1]
Area ^1	5.88 km^2 (2.27 sq mi)
Population  (2023)[2]	175
• Density	29.8/km^2 (77.1/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	51038 /51700
Elevation	110 m (360 ft)
^1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km^2 (0.386 sq mi or 247 acres) and river estuaries.

Baslieux-sous-Châtillon (French pronunciation: [baljø su ʃatijɔ̃], literally Baslieux under Châtillon) is a commune in the Marne department in northeastern France.

Population

Historical population

Year	Pop.	±% p.a.
1968	164	—
1975	158	−0.53%
1982	151	−0.65%
1990	159	+0.65%
1999	173	+0.94%
2007	199	+1.77%
2012	178	−2.21%
2017	191	+1.42%
2023	175	−1.45%
Source: INSEE[3]

See also

• Communes of the Marne department
• Montagne de Reims Regional Natural Park

References

1. "Répertoire national des élus: les maires". data.gouv.fr, Plateforme ouverte des données publiques françaises (in French). 2 December 2020.
2. "Populations de référence 2023" (in French). National Institute of Statistics and Economic Studies. 18 December 2025.
3. Population municipale entre 1968 et 2023, INSEE