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Will County, Illinois

Will 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: 708,583 (2024)
ID: 102556
County Official County Government
Contact: ACCOUNTING MANAGER
302 N CHICAGO ST, JOLIET IL 60432-4059
GUS Population: 151,837 (2024)
ID: 162690
Municipal Municipal Government Within County
Contact: TREASURER
150 W JEFFERSON ST, JOLIET IL 60432-4158
GUS Population: 91,967 (2024)
ID: 183971
Township Municipal Government Within County
Contact: TOWNSHIP SUPERVISOR
4232 TOWER CT, NAPERVILLE IL 60564-5706
GUS Population: 88,086 (2024)
ID: 125369
Township Municipal Government Within County
Contact: ADMINISTRATOR
241 CANTERBURY LN, FRNT, BOLINGBROOK IL 60440-3831
GUS Population: 85,531 (2024)
ID: 125370
Township Municipal Government Within County
Contact: SUPERVISOR
175 W JEFFERSON ST, JOLIET IL 60432-4107
TOWNSHIP OF PLAINFIELD
GUS Population: 84,532 (2024)
ID: 163400
Township Municipal Government Within County
Contact: SUPERVISOR
22525 W LOCKPORT ST, PLAINFIELD IL 60544-1647
GUS Population: 74,756 (2024)
ID: 211686
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR
375 W BRIARCLIFF RD, UPPR, BOLINGBROOK IL 60440-3829
GUS Population: 60,527 (2024)
ID: 163394
Township Municipal Government Within County
Contact: ADMINISTRATIVE OPERATIONS DIRECTOR
11000 W LINCOLN HWY, FRANKFORT IL 60423-9765
GUS Population: 60,052 (2024)
ID: 163397
Township Municipal Government Within County
Contact: BOOKKEEPER
222 E 9TH ST, FL 3, LOCKPORT IL 60441-3478
GUS Population: 50,113 (2024)
ID: 163401
Township Municipal Government Within County
Contact: ADMINISTRATOR
25448 SEIL RD, SHOREWOOD IL 60404
GUS Population: 48,881 (2024)
ID: 194711
Municipal Municipal Government Within County
Contact: FIN. OFFICER
24401 W LOCKPORT ST, PLAINFIELD IL 60544-2313
GUS Population: 44,907 (2024)
ID: 225540
Township Municipal Government Within County
Contact: SUPERVISOR
1100 S CEDAR RD, NEW LENOX IL 60451-2648
GUS Population: 41,486 (2024)
ID: 163396
Township Municipal Government Within County
Contact: TOWNSHIP SUPERVISOR
14350 W 151ST ST, HOMER GLEN IL 60491-6776
GUS Population: 41,177 (2024)
ID: 102873
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR
1050 W ROMEO RD, ROMEOVILLE IL 60446-1390
GUS Population: 28,480 (2024)
ID: 207873
Municipal Municipal Government Within County
Contact: FIN. OFFICER/TREAS.
1 VETERANS PKWY, NEW LENOX IL 60451-2387
GUS Population: 26,915 (2024)
ID: 207872
Municipal Municipal Government Within County
Contact: DIRECTOR OF FINANCE
222 E 9TH ST, FL 2, LOCKPORT IL 60441-3464
GUS Population: 24,852 (2024)
ID: 198293
Municipal Municipal Government Within County
Contact: MANAGER
14240 W 151ST ST, HOMER GLEN IL 60491
GUS Population: 23,508 (2024)
ID: 103117
Township Municipal Government Within County
Contact: SUPERVISOR
1367 WOOD ST, CRETE IL 60417-2901
GUS Population: 21,160 (2024)
ID: 212210
Municipal Municipal Government Within County
Contact: PLANNING SUPERVISON
432 W NEBRASKA ST, FRANKFORT IL 60423-1424
GUS Population: 20,223 (2024)
ID: 162695
Municipal Municipal Government Within County
Contact: BOOKKEEPER I
1610 PLAINFIELD RD, CREST HILL IL 60403-1988
GUS Population: 19,915 (2024)
ID: 125087
Municipal Municipal Government Within County
Contact: ADMINISTRATOR
11004 CARPENTER ST, MOKENA IL 60448-1595
GUS Population: 18,522 (2024)
ID: 207874
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR
1 TOWNE CENTER BLVD, SHOREWOOD IL 60404-1221
GUS Population: 15,418 (2024)
ID: 125371
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 74, MONEE IL 60449-0074
GUS Population: 14,392 (2024)
ID: 207875
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR TREASUERA
24555 S NAVAJO DR, CHANNAHON IL 60410-3334
GUS Population: 12,937 (2024)
ID: 163398
Township Municipal Government Within County
Contact: TOWNSHIP SUPERVISOR
PO BOX 127, MANHATTAN IL 60442-0127
TOWNSHIP OF CHANNAHON
GUS Population: 10,997 (2024)
ID: 125368
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 456, CHANNAHON IL 60410
GUS Population: 10,772 (2024)
ID: 162691
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR/TREASURER
260 MARKET PL, MANHATTAN IL 60442-9133
GUS Population: 9,376 (2024)
ID: 162693
Municipal Municipal Government Within County
Contact: VILLAGE ADMINISTRATOR
3320 LEWIS ST, STEGER IL 60475
GUS Population: 8,371 (2024)
ID: 125085
Municipal Municipal Government Within County
Contact: VILLAGE PRESIDENT
524 W EXCHANGE ST, CRETE IL 60417-2139
GUS Population: 7,043 (2024)
ID: 162696
Municipal Municipal Government Within County
Contact: DIRECTOR
698 BURNHAM DR, UNIVERSITY PARK IL 60484-2788
TOWNSHIP OF REED
GUS Population: 6,973 (2024)
ID: 189998
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 77, BRAIDWOOD IL 60408-0077
TOWNSHIP OF WASHINGTON
GUS Population: 6,491 (2024)
ID: 163402
Township Municipal Government Within County
Contact: SUPERVISOR
30200 TOWNCENTER RD, BEECHER IL 60401-7500
GUS Population: 6,245 (2024)
ID: 162688
Municipal Municipal Government Within County
Contact: CITY CLERK
141 W MAIN ST, BRAIDWOOD IL 60408-1979
TOWNSHIP OF WILMINGTON
GUS Population: 5,919 (2024)
ID: 163404
Township Municipal Government Within County
Contact: SUPERVISOR
PO BOX 397, WILMINGTON IL 60481-0397
GUS Population: 5,629 (2024)
ID: 125089
Municipal Municipal Government Within County
Contact: ADMINISTRATOR
1165 S WATER ST, WILMINGTON IL 60481-1633
GUS Population: 5,139 (2024)
ID: 102872
Municipal Municipal Government Within County
Contact: VILLAGE ADMINISTRATOR
5130 W COURT ST, MONEE IL 60449-8006
GUS Population: 4,727 (2024)
ID: 207871
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
PO BOX 1154, BEECHER IL 60401-1154
GUS Population: 4,427 (2024)
ID: 163399
Township Municipal Government Within County
Contact: PEOTONE TOWNSHIP SUPERVISOR
PO BOX 163, PEOTONE IL 60468-0163
GUS Population: 4,228 (2024)
ID: 125088
Municipal Municipal Government Within County
Contact: VILLAGE ADMINISTRATOR
PO BOX 430, PEOTONE IL 60468-0430
TOWNSHIP OF JACKSON
GUS Population: 3,902 (2024)
ID: 103118
Township Municipal Government Within County
Contact: TWP SUPERVISOR
PO BOX 355, ELWOOD IL 60421-0355
TOWNSHIP OF GREEN GARDEN
GUS Population: 3,862 (2024)
ID: 163395
Township Municipal Government Within County
Contact: TREASURER
PO BOX 1116, FRANKFORT IL 60423-7116
GUS Population: 2,248 (2024)
ID: 162689
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
401 E MISSISSIPPI AVE, ELWOOD IL 60421
GUS Population: 2,099 (2024)
ID: 103119
Township Municipal Government Within County
Contact: SUPERVISOR
21333 W BALLOU RD, WILMINGTON IL 60481-8925
GUS Population: 1,980 (2024)
ID: 162692
Municipal Municipal Government Within County
Contact: CLERK
79 MOEN AVE, ROCKDALE IL 60436-2626
GUS Population: 1,792 (2024)
ID: 163403
Township Municipal Government Within County
Contact: SUPERVISOR
29605 S RIDGELAND AVE, PEOTONE IL 60468-9561
TOWNSHIP OF CUSTER
GUS Population: 1,350 (2024)
ID: 207928
Township Municipal Government Within County
Contact: SUPERVISOR
37131 ESSEX RD, WILMINGTON IL 60481-9514
TOWNSHIP OF FLORENCE
GUS Population: 924 (2024)
ID: 163393
Township Municipal Government Within County
Contact: SUPERVISOR
16882 W SOUTH ARSENAL RD, WILMINGTON IL 60481-9424
TOWNSHIP OF WILTON
GUS Population: 783 (2024)
ID: 125372
Township Municipal Government Within County
Contact: SUPERVISOR
29249 S ELEVATOR RD, MANHATTAN IL 60442-9215
VILLAGE OF GODLEY
GUS Population: 634 (2024)
ID: 125086
Municipal Municipal Government Within County
Contact: VILLAGE CLERK
PO BOX 89, BRACEVILLE IL 60407-0089
VILLAGE OF SYMERTON
GUS Population: 124 (2024)
ID: 162694
Municipal Municipal Government Within County
Contact: VILLAGE OF SYMERTON CLERK
18385 W COMMERCIAL ST, WILMINGTON IL 60481-8815