Dubuque County is located in the northeastern part of the state of Iowa, USA. It is named after Julien Dubuque, a French-Canadian settler who was one of the first European inhabitants in the area. The county seat is the city of Dubuque, which is known for its rich history and beautiful riverfront along the Mississippi River. The county covers an area of approximately 613 square miles and features a mix of urban and rural landscapes. It is home to several parks, recreational areas, and historical sites, making it a popular destination for outdoor activities and tourism. The population of Dubuque County is diverse, with a strong sense of community among its residents.