Alsdorf

Alsdorf
Alsdorf Castle
Location of Alsdorf within Aachen district
Location of Alsdorf
Alsdorf
Alsdorf
Coordinates: 50°53′N 6°10′E / 50.883°N 6.167°E / 50.883; 6.167
CountryGermany
StateNorth Rhine-Westphalia
Admin. regionKöln
DistrictAachen
Subdivisions16
Government
 • Mayor (2025–30) Tim Krämer (SPD)
Area
 • Total
31.68 km2 (12.23 sq mi)
Elevation
163 m (535 ft)
Population
 (2023-12-31)
 • Total
48,518
 • Density1,532/km2 (3,967/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
Postal codes
52477
Dialling codes02404
Vehicle registrationAC
Websitewww.alsdorf.de

Alsdorf (German pronunciation: [ˈalsdɔʁf] ) is a municipality in the district of Aachen, in North Rhine-Westphalia, Germany. Until the 21st century Alsdorf was a mining area, but now many service companies have established themselves in Alsdorf. Alsdorf has an indoor arena, a cinema, a mining museum and a zoo. One of Alsdorf's famous sights is the old Castle.