Mladá Boleslav

Mladá Boleslav
Aerial view of the historic centre
Mladá Boleslav
Location in the Czech Republic
Coordinates: 50°24′45″N 14°54′16″E / 50.41250°N 14.90444°E / 50.41250; 14.90444
Country Czech Republic
RegionCentral Bohemian
DistrictMladá Boleslav
First mentioned1130
Government
  MayorJiří Bouška
Area
  Total
28.90 km2 (11.16 sq mi)
Elevation
235 m (771 ft)
Population
 (2025-01-01)
  Total
47,346
  Density1,600/km2 (4,200/sq mi)
Time zoneUTC+1 (CET)
  Summer (DST)UTC+2 (CEST)
Postal code
293 01
Websitewww.mb-net.cz

Mladá Boleslav (Czech pronunciation: [ˈmladaː ˈbolɛslaf]; German: Jungbunzlau) is a city in the Central Bohemian Region of the Czech Republic. It has about 47,000 inhabitants. It lies on the left bank of the Jizera River.

Mladá Boleslav is the second most populated city in the region. It is a major centre of the Czech automotive industry thanks to the Škoda Auto company and therefore the centre of Czech industry as a whole.

The city was named after Duke Boleslaus II, who founded a gord here. The historic city centre is well preserved and is protected as an urban monument zone.