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Cass County, Illinois

Cass 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
COUNTY OF CASS
GUS Population: 12,713 (2024)
ID: 184897
County Official County Government
Contact: CASS COUNTY TREASURER
100 E SPRINGFIELD ST, VIRGINIA IL 62691-1322
TOWNSHIP OF BEARDSTOWN
GUS Population: 6,575 (2024)
ID: 102904
Township Municipal Government Within County
Contact: SUPERVISOR
405 W MAIN ST, BEARDSTOWN IL 62618-1133
CITY OF BEARDSTOWN
GUS Population: 5,803 (2024)
ID: 162200
Municipal Municipal Government Within County
Contact: CITY CLERK
105 W 3RD ST, BEARDSTOWN IL 62618-1142
TOWNSHIP OF VIRGINIA
GUS Population: 1,626 (2024)
ID: 125117
Township Municipal Government Within County
Contact: CLERK
100 E SPRINGFIELD ST, VIRGINIA IL 62691-1322
CITY OF VIRGINIA
GUS Population: 1,470 (2024)
ID: 124869
Municipal Municipal Government Within County
Contact: MAYOR
153 S FRONT ST, VIRGINIA IL 62691
TOWNSHIP OF ASHLAND
GUS Population: 1,258 (2024)
ID: 162761
Township Municipal Government Within County
Contact: CLERK
PO BOX 684, ASHLAND IL 62612
VILLAGE OF ASHLAND
GUS Population: 1,188 (2024)
ID: 162199
Municipal Municipal Government Within County
Contact: MAYOR
101 N YATES ST, ASHLAND IL 62612-7507
TOWNSHIP OF BLUFF SPRINGS
GUS Population: 864 (2024)
ID: 125115
Township Municipal Government Within County
Contact: SUPERVISOR
10908 ARENZ LN, BEARDSTOWN IL 62618-7899
TOWNSHIP OF ARENZVILLE
GUS Population: 743 (2024)
ID: 162760
Township Municipal Government Within County
Contact: TOWNSHIP SUPERVISOR
4099 PECK RD, ARENZVILLE IL 62611-3469
VILLAGE OF CHANDLERVILLE
GUS Population: 519 (2024)
ID: 162201
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
PO BOX 229, CHANDLERVILLE IL 62627-0229
TOWNSHIP OF CHANDLERVILLE
GUS Population: 446 (2024)
ID: 162762
Township Municipal Government Within County
Contact: SUPERVISOR
LINCOLN AVE, CHANDLERVILLE IL 62627
VILLAGE OF ARENZVILLE
GUS Population: 358 (2024)
ID: 124868
Municipal Municipal Government Within County
Contact: ACTING VILLAGE CLERK
PO BOX 144, ARENZVILLE IL 62611-0144
TOWNSHIP OF SANGAMON VALLEY
GUS Population: 326 (2024)
ID: 225529
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 201, CHANDLERVILLE IL 62627-0201
TOWNSHIP OF HAGENER
GUS Population: 321 (2024)
ID: 162763
Township Municipal Government Within County
Contact: CLERK
9205 S HAGENER RD, BEARDSTOWN IL 62618-8347
TOWNSHIP OF PANTHER CREEK
GUS Population: 295 (2024)
ID: 193213
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 372, CHANDLERVILLE IL 62627-0372
TOWNSHIP OF PHILADELPHIA
GUS Population: 194 (2024)
ID: 162764
Township Municipal Government Within County
Contact: SUPERVISOR
26323 IL ROUTE 125, ASHLAND IL 62612-8340
TOWNSHIP OF NEWMANSVILLE
GUS Population: 65 (2024)
ID: 125116
Township Municipal Government Within County
Contact: SUPERVISOR
10063 N BOEKER RD, CHANDLERVILLE IL 62627-9020