By Whereig Editors, Reviewed by Mukesh Kumar| Updated On: May 02, 2026 | 20:16 ET
Map of DeKalb County - DeKalb County is a county located in the U.S. state of Indiana. DeKalb County Map showing cities, highways, important places and water bodies. Get Where is DeKalb County located in the map, major cities in DeKalb county, population, areas, and places of interest.
Map of DeKalb County, Indiana
About DeKalb County Map, Alabama: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.
Related Indiana Maps
About DeKalb County, Indiana
Franklin County is a county located in the U.S. state of Indiana. It`s county seat is Brookville. As per 2020 census, the population of Franklin County was 22842 and population density of Franklin was square miles. According to the United States Census Bureau, the county has a total area of 384 sq mi (995 km2). Franklin County was established on -32474.
DeKalb County Facts
| Continent | North America |
| Country | United States |
| State | Indiana |
| County Seat | Auburn |
| Largest City/Town | Auburn |
| Established | 1837 |
| Total Area | 363 sq mi |
| Land Area | 362 sq mi |
| Water Area | 1.3 sq mi |
| Population | 43,265 (Census 2020) |
| Population Density | 119 people per sq mi |
| Time Zone | Eastern Time Zone (ET) |
| Major Highways | I-69, US-6, US-27, IN-1, IN-8 |
| Neighboring Counties | Steuben County (north), Williams County, OH (east), Allen County (south), Noble County (west) |
| Famous For | Auburn automobile history, museums, lakes |
| Top Attractions | Auburn Cord Duesenberg Museum, DeKalb County Courthouse, Pokagon State Park (nearby) |
| Official Website | https://www.co.dekalb.in.us/ |
Cities and Towns in DeKalb County, Indiana
- Auburn (county seat) – 13,777 (Census 2020)
- Garrett – 6,892 (Census 2020)
- Butler – 2,684 (Census 2020)
- Waterloo – 2,242 (Census 2020)
- Corunna – 254 (Census 2020)
- St. Joe – 359 (Census 2020)
Roads and Highways in DeKalb County, Indiana
DeKalb County is well connected by major highways that support travel to Fort Wayne, Michigan, and Ohio.
- Interstate 69 (I-69) – north-south route connecting Fort Wayne to Michigan
- US Route 6 – east-west highway linking the county to Ohio and northern Indiana
- US Route 27 – runs north-south connecting Auburn to Fort Wayne and Michigan
- Indiana State Road 1 – north-south route connecting Auburn to southern Indiana
- Indiana State Road 8 – east-west route linking Auburn to Albion and Ohio
Neighboring Counties of DeKalb County
- Steuben County (north)
- Williams County, Ohio (east)
- Allen County (south)
- Noble County (west)
Top Attractions in DeKalb County, Indiana
DeKalb County is known for its automotive history, museums, and nearby outdoor recreation.
- Auburn Cord Duesenberg Automobile Museum – world-class museum of classic cars
- National Automotive and Truck Museum – showcases historic vehicles
- DeKalb County Courthouse – historic courthouse in Auburn
- Eckhart Public Library – notable historic library building
- Pokagon State Park (nearby) – popular for hiking, camping, and lake activities
- Garrett Heritage Park – community park with local events
Distance from DeKalb County to Nearby Cities
- DeKalb County to Fort Wayne – 20 mi (32 km)
- DeKalb County to Toledo – 90 mi (145 km)
- DeKalb County to Indianapolis – 140 mi (225 km)
- DeKalb County to Detroit – 140 mi (225 km)
- DeKalb County to Chicago – 170 mi (274 km)
FAQs about DeKalb County
DeKalb County is located in northeastern Indiana near the Michigan and Ohio borders.
The county seat is Auburn, which is also the largest city in the county.
It is known for its automotive history and museums in Auburn.
It has a mix of small cities, towns, and rural farmland.
The county is served by I-69, US-6, US-27, and several Indiana state roads.
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