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Marion County, Ohio

Marion 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: 64,976 (2024)
ID: 172264
County Official County Government
Contact: PRESIDENT
222 W CENTER ST, MARION OH 43302-3646
GUS Population: 43,457 (2024)
ID: 173048
Township Municipal Government Within County
Contact: CHAIRMAN
PO BOX 79, MARION OH 43301-0079
GUS Population: 35,576 (2024)
ID: 172523
Municipal Municipal Government Within County
Contact: EXECUTIVE ASSISTANT TO THE MAYOR
233 W CENTER ST, MARION OH 43302-3643
GUS Population: 4,956 (2024)
ID: 186978
Township Municipal Government Within County
Contact: FISCAL OFFICER
1035 OWENS RD W, MARION OH 43302-8203
TOWNSHIP OF CLARIDON
GUS Population: 2,866 (2024)
ID: 132685
Township Municipal Government Within County
Contact: FISCAL OFFICER
382 CALEDONIA ASHLEY RD N, CALEDONIA OH 43314-9410
TOWNSHIP OF MONTGOMERY
GUS Population: 2,075 (2024)
ID: 212089
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
PO BOX 367, LA RUE OH 43332-0325
TOWNSHIP OF PROSPECT
GUS Population: 2,002 (2024)
ID: 173049
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
106 8TH ST, PROSPECT OH 43342-9708
GUS Population: 1,810 (2024)
ID: 173050
Township Municipal Government Within County
Contact: FISCAL OFFICER
1807 EAST RIVER ROAD, MARION OH 43302
TOWNSHIP OF GRAND PRAIRIE
GUS Population: 1,533 (2024)
ID: 173047
Township Municipal Government Within County
Contact: TOWNISHIP TRUSTEE
3447 MARION BUCYRUS RD, MARION OH 43302-9766
GUS Population: 1,182 (2024)
ID: 173045
Township Municipal Government Within County
Contact: FISCAL OFFICER
4874 HARDING HWY W, MARION OH 43302
TOWNSHIP OF WALDO
GUS Population: 1,121 (2024)
ID: 191208
Township Municipal Government Within County
Contact: TOWNSHIP CLERK
PO BOX 64, WALDO OH 43356-0064
TOWNSHIP OF GREEN CAMP
GUS Population: 1,087 (2024)
ID: 132686
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
PO BOX 219, GREEN CAMP OH 43322-0219
VILLAGE OF PROSPECT
GUS Population: 1,057 (2024)
ID: 172524
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 186, PROSPECT OH 43342-0186
TOWNSHIP OF TULLY
GUS Population: 854 (2024)
ID: 173052
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
4217 LYONS RD, CALEDONIA OH 43314-9729
VILLAGE OF LA RUE
GUS Population: 671 (2024)
ID: 172522
Municipal Municipal Government Within County
Contact: ADMINISTRATOR
PO BOX 33, LA RUE OH 43332-0033
TOWNSHIP OF SALT ROCK
GUS Population: 611 (2024)
ID: 132687
Township Municipal Government Within County
Contact: FISCAL OFFICER
PO BOX 65, MORRAL OH 43337-0065
GUS Population: 564 (2024)
ID: 110949
Township Municipal Government Within County
Contact: FISCAL OFFICER ROBIN ANDERSON
3005 RICHWOOD LARUE RD, LA RUE OH 43332-8822
VILLAGE OF CALEDONIA
GUS Population: 558 (2024)
ID: 205134
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 34, CALEDONIA OH 43314-0034
TOWNSHIP OF SCOTT
GUS Population: 512 (2024)
ID: 173051
Township Municipal Government Within County
Contact: FISCAL OFFICER
5246 COLUMBUSSANDUSKY RD N, MARION OH 43302
VILLAGE OF NEW BLOOMINGTON
GUS Population: 414 (2024)
ID: 202335
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 183, NEW BLOOMINGTON OH 43341-0183
VILLAGE OF MORRAL
GUS Population: 369 (2024)
ID: 191175
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 7, MORRAL OH 43337-0007
TOWNSHIP OF GRAND
GUS Population: 346 (2024)
ID: 173046
Township Municipal Government Within County
Contact: TOWNSHIP FISCAL OFFICER
3953 DRY LANE RD N, MORRAL OH 43337-9334
VILLAGE OF WALDO
GUS Population: 317 (2024)
ID: 209075
Municipal Municipal Government Within County
Contact: CLERK TREASURER
PO BOX 202, WALDO OH 43356-0202
VILLAGE OF GREEN CAMP
GUS Population: 305 (2024)
ID: 172521
Municipal Municipal Government Within County
Contact: MAYOR
PO BOX 43, GREEN CAMP OH 43322-0043