Dubuque County Historical Society Images
Extend Your Stay at Dubuque's Historic Sites

Hours

Museum & Aquarium Hours

Memorial Day weekend thru Labor Day
9:00 am - 6:00 pm Daily

Labor Day thru October 31st
9:00 am - 5:00 pm Daily

November thru Memorial Day Weekend
10:00 am - 5:00 pm Daily

Closed Thanksgiving and
Christmas Day. Closing at 2:00 pm Christmas Eve.