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Defiance County, Ohio

Defiance County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 38,644 (2024)
ID: 172249
County Official County Government
Contact: CLERK
500 COURT ST, STE A, DEFIANCE OH 43512-2171
GUS Population: 17,180 (2024)
ID: 172382
Municipal Municipal Government Within County
Contact: MAYOR
631 PERRY ST, DEFIANCE OH 43512
GUS Population: 13,395 (2024)
ID: 172831
Township Municipal Government Within County
Contact: FISCAL OFFICE
8 DEVILLE DRIVE, DEFIANCE OH 43512
TOWNSHIP OF NOBLE
GUS Population: 6,020 (2024)
ID: 193901
Township Municipal Government Within County
Contact: FISCAL OFFICER
22485 MILL ST, DEFIANCE OH 43512-1211
TOWNSHIP OF HICKSVILLE
GUS Population: 4,965 (2024)
ID: 172832
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
5360 FOUNTAIN STREET RD, HICKSVILLE OH 43526-9318
GUS Population: 3,447 (2024)
ID: 172383
Municipal Municipal Government Within County
Contact: CLERK/TREASURER
111 S MAIN ST, HICKSVILLE OH 43526-1398
TOWNSHIP OF RICHLAND
GUS Population: 3,000 (2024)
ID: 110883
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
PO BOX 30144, JEWELL OH 43530-0144
TOWNSHIP OF HIGHLAND
GUS Population: 2,298 (2024)
ID: 172833
Township Municipal Government Within County
Contact: CHAIRMAN
15772 HILL RD, DEFIANCE OH 43512-8926
TOWNSHIP OF DELAWARE
GUS Population: 2,029 (2024)
ID: 110882
Township Municipal Government Within County
Contact: CLERK
7891 MULLIGANS BLUFF RD, DEFIANCE OH 43512-9749
TOWNSHIP OF TIFFIN
GUS Population: 1,594 (2024)
ID: 211816
Township Municipal Government Within County
Contact: FISCAL OFFICER
21907 RETHMEL RD, DEFIANCE OH 43512-9636
TOWNSHIP OF WASHINGTON
GUS Population: 1,547 (2024)
ID: 172835
Township Municipal Government Within County
Contact: FISCAL OFFICER
PO BOX 188, NEY OH 43549-0188
TOWNSHIP OF MILFORD
GUS Population: 1,117 (2024)
ID: 172834
Township Municipal Government Within County
Contact: FISCAL OFFICER
2659 HICKSVILLE EDGERTON RD, EDGERTON OH 43517-9527
TOWNSHIP OF MARK
GUS Population: 910 (2024)
ID: 132604
Township Municipal Government Within County
Contact: FISCAL OFFICER
10625 BREININGER RD, HICKSVILLE OH 43526
TOWNSHIP OF FARMER
GUS Population: 888 (2024)
ID: 132603
Township Municipal Government Within County
Contact: JENNIFER MAVIS
1560 WONDERLY RD, EDGERTON OH 43517-9547
TOWNSHIP OF ADAMS
GUS Population: 881 (2024)
ID: 172830
Township Municipal Government Within County
Contact: FISCAL OFFICER
02406 FREYTAG RD, DEFIANCE OH 43512
VILLAGE OF SHERWOOD
GUS Population: 822 (2024)
ID: 132427
Municipal Municipal Government Within County
Contact: ADMINISTRATOR
PO BOX 4545, SHERWOOD OH 43556-0545
VILLAGE OF NEY
GUS Population: 300 (2024)
ID: 186927
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 237, NEY OH 43549-0237