Dubuque County, Iowa

Dubuque County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 99,266. The county seat is Dubuque. The county is named for Julien Dubuque, the first European settler of Iowa.

Dubuque County was founded on September 6, 1834.

 References 

Category:1834 establishments in Michigan Territory
Category:Iowa counties