U-boat Construction

The U-boats were built in 11 cities

the shipyards

The Shipyards
CityBuildersProduction
Hamburg4 yards393 commissioned, 399 launched
Bremen2 yards178 commissioned, 186 launched
Kiel3 yards232 commissioned, 234 launched
Danzig2 yards136 commissioned, 136 launched
Vegesack1 yard 74 commissioned, 74 launched
Lübeck1 yard42 commissioned, 42 launched
Emden1 yard30 commissioned, 30 launched
Wilhelmshaven1 yard 27 commissioned, 27 launched
Flensburg1 yard 29 commissioned, 29 launched
Rostock1 yard 10 commissioned, 10 launched
Stettin 2 yards 3 commissioned, 3 launched

U-boat Shipyards