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Putnam County, Illinois

Putnam 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: 5,633 (2024)
ID: 162159
County Official County Government
Contact: TREASURER
PO BOX 235, HENNEPIN IL 61327-0235
TOWNSHIP OF GRANVILLE
GUS Population: 2,753 (2024)
ID: 163252
Township Municipal Government Within County
Contact: SUPERVISOR
212 S MCCOY ST, GRANVILLE IL 61326-9332
GUS Population: 1,331 (2024)
ID: 189945
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
316 S MCCOY ST, GRANVILLE IL 61326
TOWNSHIP OF HENNEPIN
GUS Population: 1,239 (2024)
ID: 103072
Township Municipal Government Within County
Contact: SUPERVISOR
6235 IL HIGHWAY 26, HENNEPIN IL 61327-5042
TOWNSHIP OF MAGNOLIA
GUS Population: 1,012 (2024)
ID: 125316
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 152, MAGNOLIA IL 61336
GUS Population: 747 (2024)
ID: 162589
Municipal Municipal Government Within County
Contact: PRESIDENT VILLAGE OF HENNEPIN
627 E HIGH ST, HENNEPIN IL 61327-9521
TOWNSHIP OF SENACHWINE
GUS Population: 629 (2024)
ID: 207919
Township Municipal Government Within County
Contact: SENACHWINE TWP CLERK
1881 BRADFORD BLACKTOP RD, PUTNAM IL 61560-5045
GUS Population: 507 (2024)
ID: 125041
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
PO BOX 27, MARK IL 61340-0027
GUS Population: 274 (2024)
ID: 162591
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
PO BOX 85, MC NABB IL 61335-0085
TOWN OF MAGNOLIA
GUS Population: 254 (2024)
ID: 162590
Municipal Municipal Government Within County
Contact: SUPERVISOR
PO BOX 152, MAGNOLIA IL 61336
VILLAGE OF STANDARD
GUS Population: 222 (2024)
ID: 102820
Municipal Municipal Government Within County
Contact: VILLAGE TREASURER
528 BERRY ST, STANDARD IL 61363-1249