Official Census inventory · IL
Illinois government directory.
6,972 public-entity records, with Census classifications, functions, contact fields, population or enrollment where published, and explicit functioning or dormant status.
6,963functioning
2,821general-purpose governments
3,219special district governments
890independent school districts
0dependent school systems
42public pension systems
Census public-use file
6,972 records
Special district governmentFunctioning
Haw Creek Special Drainage District
DRAINAGE
- County area
- Hamilton
- Contact
- 100 S JACKSON ST · MC LEANSBORO, IL · 62859-1462
- Census ID
- 145988
Special district governmentFunctioning
Haw Creek-Maquon Cemetery District
CEMETERIES
- County area
- Knox
- Contact
- 118 W MAIN ST · ELMWOOD, IL · 61529-9608
- Census ID
- 146190
Special district governmentFunctioning
Hawthorne Drainage District 2
DRAINAGE
- County area
- White
- Contact
- PO BOX 220 · CARMI, IL · 62821-0220
- Census ID
- 103555
Special district governmentFunctioning
Hawthorne Park District
PARKS AND RECREATION
- County area
- Cook
- Contact
- 5202 W 29TH PL · CICERO, IL · 60804-3522
- Census ID
- 103199
Special district governmentFunctioning
Hayes Branch Drainage District
DRAINAGE
- County area
- Douglas
- Contact
- PO BOX 689 · MATTOON, IL · 61938-0689
- Census ID
- 125532
Special district governmentFunctioning
Hazel Crest Park District
PARKS AND RECREATION
- County area
- Cook
- Contact
- 2600 171ST ST · HAZEL CREST, IL · 60429-1199
- Census ID
- 125489
Special district governmentFunctioning
Heart of Illinois Regional Port District
INDUSTRIAL DEVELOPMENT
- County area
- Peoria
- Contact
- 100 SW WATER ST · PEORIA, IL · 61602-1329
- Census ID
- 214946
Special district governmentFunctioning
Hebron Alden Greenwood Fire Protection District
LOCAL FIRE PROTECTION
- County area
- Mchenry
- Contact
- PO BOX 345 · HEBRON, IL · 60034-0345
- Census ID
- 190053
Special district governmentFunctioning
Hebron Drainage District 1
DRAINAGE
- County area
- Mchenry
- Contact
- 9805 IL ROUTE 173 · HEBRON, IL · 60034-8814
- Census ID
- 206392
Special district governmentFunctioning
Hecker Fire Protection District
LOCAL FIRE PROTECTION
- County area
- Monroe
- Contact
- 7400 W MAIN ST · BELLEVILLE, IL · 62223-2004
- Census ID
- 146513
Special district governmentFunctioning
Heiman Levee Drainage District
OTHER MULTI-FUNCTION DISTRICTS
- County area
- Clinton
- Contact
- 977 VOSSCLARE DR · BREESE, IL · 62230-1098
- Census ID
- 103179
Special district governmentFunctioning
Helen M Plum Memorial Public Library District
LIBRARIES
- County area
- Dupage
- Contact
- 110 W MAPLE · LOMBARD, IL · 60148-2514
- Census ID
- 234246
Special district governmentFunctioning
Henderson County Drainage District 1
DRAINAGE
- County area
- Henderson
- Contact
- PO BOX 209A · GLADSTONE, IL · 61437
- Census ID
- 125600
Special district governmentFunctioning
Henderson County Drainage District 2
DRAINAGE
- County area
- Henderson
- Contact
- PO BOX 152 · CARMAN, IL · 61425-9713
- Census ID
- 103316
Special district governmentFunctioning
Henderson County Housing Authority
HOUSING AND COMMUNITY DEVELOPMENT
- County area
- Henderson
- Contact
- PO BOX 316 · OQUAWKA, IL · 61469-0316
- Census ID
- 125602
Special district governmentFunctioning
Henderson County Public Library District
LIBRARIES
- County area
- Henderson
- Contact
- 110 HILLCREST DR · BIGGSVILLE, IL · 61418-9106
- Census ID
- 146010
Special district governmentFunctioning
Henderson County Soil and Water Conservation District
SOIL AND WATER CONSERVATION
- County area
- Henderson
- Contact
- 323 E MAIN ST · STRONGHURST, IL · 61480-9778
- Census ID
- 206347
Special district governmentFunctioning
Henderson Public Water Service District
WATER SUPPLY UTILITY
- County area
- Macoupin
- Contact
- 14337 TIMBERLINE RD · CARLINVILLE, IL · 62626-3831
- Census ID
- 215169
Special district governmentFunctioning
Henderson Township Fire Protection District
LOCAL FIRE PROTECTION
- County area
- Knox
- Contact
- 218 KNOX HIGHWAY 37 · WATAGA, IL · 61488-9526
- Census ID
- 146184
Special district governmentFunctioning
Hennepin Drainage and Levee District
DRAINAGE
- County area
- Putnam
- Contact
- 53 W JACKSON BLVD, STE 1015 · CHICAGO, IL · 60604-3658
- Census ID
- 125809
Special district governmentFunctioning
Hennepin Park District
PARKS AND RECREATION
- County area
- Putnam
- Contact
- PO BOX 259 · HENNEPIN, IL · 61327-0259
- Census ID
- 204386
Special district governmentFunctioning
Hennepin Public Water Service District
SEWERAGE AND WATER SUPPLY
- County area
- Putnam
- Contact
- PO BOX 114 · HENNEPIN, IL · 61327-0114
- Census ID
- 146629
Special district governmentFunctioning
Henning Drainage District
DRAINAGE
- County area
- Vermilion
- Contact
- PO BOX 224 · HENNING, IL · 61848-0224
- Census ID
- 146798
Special district governmentFunctioning
Henry County Housing Authority
HOUSING AND COMMUNITY DEVELOPMENT
- County area
- Henry
- Contact
- 125 N CHESTNUT ST · KEWANEE, IL · 61443-2110
- Census ID
- 204358
Special district governmentFunctioning
Henry County Soil and Water Conservation District
SOIL AND WATER CONSERVATION
- County area
- Henry
- Contact
- 301 E NORTH ST · CAMBRIDGE, IL · 61238-1176
- Census ID
- 146016
Special district governmentFunctioning
Henry Fire Protection District
LOCAL FIRE PROTECTION
- County area
- Marshall
- Contact
- 220 RAILROAD AVE · HENRY, IL · 61537-1325
- Census ID
- 103446
Special district governmentFunctioning
Herget Drainage and Levee District
DRAINAGE
- County area
- Mason
- Contact
- 124 W MARKET ST · HAVANA, IL · 62644-1144
- Census ID
- 146473
Special district governmentFunctioning
Herrick Fire Protection District
LOCAL FIRE PROTECTION
- County area
- Shelby
- Contact
- PO BOX 132 · HERRICK, IL · 62431
- Census ID
- 195457
Special district governmentFunctioning
Herrin Metropolitan Exposition Auditorium and Office Bldg Auth
PARKS AND RECREATION
- County area
- Williamson
- Contact
- 101 S 16TH ST · HERRIN, IL · 62948-2234
- Census ID
- 215014
Special district governmentFunctioning
Herrin Mosquito Abatement District
HEALTH
- County area
- Williamson
- Contact
- 1208 TANGLEWOOD DR · HERRIN, IL · 62948-4400
- Census ID
- 146920
Source: U.S. Census Bureau, 2025 Government Units Listing. A listed entity is not proof that its board is elected or that the contact field identifies an officeholder.