Dubuque Tri State Area

The Dubuque Tri-state area includes the following twelve counties:

• In Iowa

• Dubuque County, Iowa

• Delaware County, Iowa

• Clayton County, Iowa

• Jackson County, Iowa

• Jones County, Iowa

• In Illinois

• Jo Daviess County, Illinois

• Stephenson County, Illinois

• Carroll County, Illinois

• In Wisconsin

• Grant County, Wisconsin

• Iowa County, Wisconsin

• Lafayette County, Wisconsin

• Crawford County, Wisconsin

The Area

The area contains the Dubuque metropolitan area, with approximately 93,000 residents.

The area includes more than 110,000 people in Wisconsin.

The area includes more than 88,000 people in Illinois

The area includes more than 170,000 people in Iowa

All together, the area's population totals nearly 370,000 people.

Largest cities

1. Dubuque, Iowa Dubuque County

2. Freeport, Illinois Stephenson County

3. Platteville, Wisconsin Grant County

4. Anamosa, Iowa Jones County

5. Prairie du Chien, Wisconsin Crawford County

6. Maquoketa, Iowa Jackson County

7. Lancaster, Wisconsin Grant County

8. Dodgeville, Wisconsin Iowa County

9. Monticello, Iowa Jones County

10. Dyersville, Iowa Dubuque County