Des Moines County is located in the U.S. state of Iowa. As of the 2020 census, the population was 38,910, and was estimated to be 38,077 in 2025. The county seat and largest city is Burlington. It is
The Des Moines County Courthouse in Burlington
The U.S. Highway 34 bridge over the Mississippi River in Burlington
Polk County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 492,401, and was estimated to be 516,546 in 2025, making it the most populous county in Iowa. The c
Des Moines County, Iowa
…Burlington micropolitan statistical area. Des Moines County sits on Iowa's eastern border alongside the Mississippi River. The city of Des Moines is in Polk County in central Iowa. Both places derive their name from the Des Moines River, which flows through the city of Des Moines and originally flowed through the…