Marxen
Municipality
Coat of arms
Location of Marxen within Harburg district
Marxen Show map of Germany Marxen Show map of Lower Saxony
Coordinates: 53°19′N 10°01′E / 53.317°N 10.017°E / 53.317; 10.017
Country	Germany
State	Lower Saxony
District	Harburg
Municipal assoc.	Hanstedt
Subdivisions	2
Government
• Mayor	Christian Jedamski
Area
• Total	13.31 km2 (5.14 sq mi)
Elevation	43 m (141 ft)
Population  (2022-12-31)[1]
• Total	1,433
• Density	110/km2 (280/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
Postal codes	21439
Dialling codes	04185
Vehicle registration	WL

Marxen is a municipality in the district of Harburg, in Lower Saxony, Germany.