DeKalb County Indiana - Government Site
Population: 41,902
Area: 363 square miles
County Seat: Auburn
Area Code(s) in use: 260
Time Zone: EST
Adjacent counties:
Allen Defiance (OH) Lagrange Noble Steuben Williams (OH)
Airport
Auburn Dekalb Airport, Harrold Airport, Lautzenhiser Airpark, Shenk Airport, Walker-Waterloo Airport
Bridge
Campbell Bridge, Gaskill Bridge
Canal
Ayford Ditch, Carper Ditch, Cecil Metcalf Ditch, Chridtoffel Ditch, Davis Ditch, Dibbling Ditch, Diehl Ditch, Dilley Ditch, Donnell Ditch, Dosch Ditch, Garrett City Ditch, Garrett Ditch, Halkey Ditch, Harwood Ditch, Haverstock Ditch, Hindman Ditch, Hoffelder Ditch, Hoodelmier Ditch, Jackson Number Two Ditch, John Diehl Ditch, John Smith Ditch, King Ditch, Leins Ditch, Mary Metcalf Ditch, Mason Ditch, Matson Ditch, McCullough Ditch, Melissa Ditch, Metcalf Ditch, Myers Ditch, North Branch Hursey Ditch, Ober Ditch, Peckhart Ditch, Peter Grube Ditch, Praul Ditch, Riggs Ditch, Schmadel Ditch, Sebert Ditch, Smith Ditch, Sol Shank Ditch, South Branch Hursey Ditch, Swander Ditch, Swartz Ditch, Teutsch Ditch, Varner Ditch, W Smith Ditch, Wade Ditch, Walker Ditch, Walters Ditch, Weicht Ditch, Wingard Ditch
Cemetery
Alton Cemetery, Barkers Chapel Cemetery, Bear Creek Cemetery, Calvary Cemetery, Cedar Lake Cemetery, Concord Cemetery, Corunna Cemetery, Cosper Cemetery, Eddy Cemetery, Embrey Cemetery, Evergreen Cemetery, Jenkins Cemetery, Kraft Cemetery, Krontz Cemetery, Lutz Cemetery, Mott Cemetery, Ridge Cemetery, Riverside Cemetery, Riverside Cemetery, Roselawn Cemetery, Rude Cemetery, Sedan Cemetery, Tamarack Cemetery, Wartenbe Cemetery, Watson Cemetery, White City Cemetery, Woodlawn Cemetery
Church
Ashley-Hudson Church of the Nazarene, Barker Church, Barkers Chapel Methodist Church, Big Run Church, Cedar Chapel, Cedar Lake Church, Cedar Lake Church, Coburn Corners Church, County Line Church, Maple Grove Church, Meese Church, Mount Pleasant Church, Norris Chapel, Pleasant Chapel, Saint Johns Church, Saint Johns Church of Christ, Saint Michaels Church, The Wesleyan Church, Trinity Church, Union Chapel, Zion Church, Zion Church
Civil
DeKalb County, Township of Butler, Township of Concord, Township of Fairfield, Township of Franklin, Township of Grant, Township of Jackson, Township of Keyser, Township of Newville, Township of Richland, Township of Smithfield, Township of Spencer, Township of Stafford, Township of Troy, Township of Union, Township of Wilmington
Dam
Saint Anthonys Center Lake Dam
Hospital
Dekalb Memorial Hospital
Island
Block Island
Lake
Burdick Lake, Cedar Lake, Depew Lake, Dunton Lake, Haynes Lake, Holiday Lakes, Indian Lake, Lintz Lake, Lower Story Lake, Terry Lake, Upper Story Lake
Locale
Auburn Golf Club
Park
Carr Field, Desoto Park, Firemans Park, Memorial Park, Riley Park, Thomas Park
Populated Place
Altona, Artic, Auburn, Auburn Junction, Butler, Butler Center, Cedar, Concord, Corunna, Fairfield Center, Garrett, Hopewell, Moore, New Era, Newville, Newville Center, Orangeville, Saint Joe, Saint Johns, Sedan, Spencerville, Stafford Center, Summit, Taylor Corner, Waterloo
Reservoir
Saint Anthonys Center Lake
School
Ashley Elementary School, Butler Elementary School, Dekalb High School, Dekalb Junior High School, East Auburn Elementary School, Eastside Junior-Senior High School, Franklin Center School, Garrett High School, Hamilton Elementary School, Hamilton High School, J E Ober Elementary school, Jerusalem School, McKenney Harrison Elementary School, Riverdale Elementary School, Riverdale High School, Saint Joseph School, Tamarack School, Waterloo Elementary School, Wee Haven School, Zion School
Stream
Bear Creek, Big Run, Big Run, Big Run, Buck Creek, Cedar Creek
Tower
WIFF-AM (Auburn)
| Race | Population |
| White |  41,144 |
| Mixed | 267 |
| Black | 183 |
| Asian | 176 |
| American Indian | 114 |
| Hawaiian & Pacific Islander | 18 |
| Additional population tables : | |
| State population table | |
| Indiana population by county | |