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Grant County, Indiana

Grant 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: 66,458 (2024)
ID: 163431
County Official County Government
Contact: EXEC SECRETARY COMMISSIONERS OFC
401 S ADAMS ST, STE 222, MARION IN 46953-2036
CITY OF MARION
GUS Population: 28,216 (2024)
ID: 126025
Municipal Municipal Government Within County
Contact: ADVISORY PLAN DIRECTOR
301 S BRANSON ST, STE 331, MARION IN 46952-4104
TOWNSHIP OF CENTER
GUS Population: 21,612 (2024)
ID: 163866
Township Municipal Government Within County
Contact: TRUSTEE
428 S WASHINGTON ST, STE 231, MARION IN 46953-1902
TOWNSHIP OF MILL
GUS Population: 10,400 (2024)
ID: 126155
Township Municipal Government Within County
Contact: TRUSTEE
2111 E OLD KOKOMO RD, MARION IN 46953-6153
TOWNSHIP OF FRANKLIN
GUS Population: 7,067 (2024)
ID: 126154
Township Municipal Government Within County
Contact: TRUSTEE
4660 S 400 W, MARION IN 46953-9734
GUS Population: 6,977 (2024)
ID: 212964
Township Municipal Government Within County
Contact: TRUSTEE
PO BOX 327, SWEETSER IN 46987
GUS Population: 6,091 (2024)
ID: 163527
Municipal Municipal Government Within County
Contact: MAYOR
211 E MAIN ST, GAS CITY IN 46933-1457
TOWNSHIP OF JEFFERSON
GUS Population: 5,677 (2024)
ID: 163868
Township Municipal Government Within County
Contact: TRUSTEE
PO BOX 698, UPLAND IN 46989-0698
TOWNSHIP OF FAIRMOUNT
GUS Population: 3,968 (2024)
ID: 103937
Township Municipal Government Within County
Contact: TRUSTEE
123 N MAIN ST., FAIRMOUNT IN 46928-1654
GUS Population: 3,819 (2024)
ID: 126026
Municipal Municipal Government Within County
Contact: CLERK TREASURER
PO BOX 428, UPLAND IN 46989-0428
TOWNSHIP OF WASHINGTON
GUS Population: 3,418 (2024)
ID: 103938
Township Municipal Government Within County
Contact: TRUSTEE
1310 N HORTON ST, MARION IN 46952-6845
GUS Population: 2,666 (2024)
ID: 163525
Municipal Municipal Government Within County
Contact: CLERK TREASURER
214 W WASHINGTON ST, FAIRMOUNT IN 46928-1973
TOWNSHIP OF VAN BUREN
GUS Population: 1,781 (2024)
ID: 126156
Township Municipal Government Within County
Contact: TRUSTEE
PO BOX 315, VAN BUREN IN 46991-0315
TOWNSHIP OF SIMS
GUS Population: 1,669 (2024)
ID: 163871
Township Municipal Government Within County
Contact: TOWNSHIP TRUSTEE
PO BOX 12, SWAYZEE IN 46986-0012
TOWNSHIP OF MONROE
GUS Population: 1,651 (2024)
ID: 163869
Township Municipal Government Within County
Contact: TRUSTEE
8711 E 300 S, MARION IN 46953-9576
GUS Population: 1,506 (2024)
ID: 163528
Municipal Municipal Government Within County
Contact: MAYOR
414 S MAIN ST, JONESBORO IN 46938-1115
GUS Population: 1,072 (2024)
ID: 163529
Municipal Municipal Government Within County
Contact: PRESIDENT
PO BOX 329, SWEETSER IN 46987-0329
TOWN OF SWAYZEE
GUS Population: 905 (2024)
ID: 163530
Municipal Municipal Government Within County
Contact: CLERK/TREASURER
PO BOX 85, SWAYZEE IN 46986-0085
TOWNSHIP OF LIBERTY
GUS Population: 895 (2024)
ID: 185294
Township Municipal Government Within County
Contact: LIBERTY TOWNSHIP TRUSTEE
5384 SOUTH STRAWTOWN PIKE, MARION IN 46953-9781
TOWNSHIP OF RICHLAND
GUS Population: 893 (2024)
ID: 163870
Township Municipal Government Within County
Contact: TRUSTEE
5217 N 600 W, MARION IN 46952-8684
TOWN OF VAN BUREN
GUS Population: 786 (2024)
ID: 103797
Municipal Municipal Government Within County
Contact: PRESIDENT
PO BOX 392, VAN BUREN IN 46991-0392
TOWN OF MATTHEWS
GUS Population: 485 (2024)
ID: 103796
Municipal Municipal Government Within County
Contact: CLERK TREASURER
PO BOX 152, MATTHEWS IN 46957-0152
TOWNSHIP OF GREEN
GUS Population: 450 (2024)
ID: 163867
Township Municipal Government Within County
Contact: TRUSTEE
8280S S 600 W, FAIRMOUNT IN 46928
TOWN OF FOWLERTON
GUS Population: 273 (2024)
ID: 163526
Municipal Municipal Government Within County
Contact: PRESIDENT TOWN COUNCIL
PO BOX 116, FOWLERTON IN 46930