Official Census inventory · OH
Ohio government directory.
3,974 public-entity records, with Census classifications, functions, contact fields, population or enrollment where published, and explicit functioning or dormant status.
3,972functioning
2,321general-purpose governments
981special district governments
665independent school districts
0dependent school systems
7public pension systems
Census public-use file
3,974 records
Special district governmentFunctioning
Macochee Joint Ambulance District
HEALTH
- County area
- Logan
- Contact
- PO BOX 414 · WEST LIBERTY, OH · 43357
- Census ID
- 248198
Special district governmentFunctioning
Madeira-Indian Hill Joint Fire District
LOCAL FIRE PROTECTION
- County area
- Hamilton
- Contact
- 6475 DRAKE RD · CINCINNATI, OH · 45243-3310
- Census ID
- 206994
Special district governmentFunctioning
Madison County Emergency Medical District
HEALTH
- County area
- Madison
- Contact
- 91 ST RT 56 NW · LONDON, OH · 43140-1437
- Census ID
- 111089
Special district governmentFunctioning
Madison County Park District
PARKS AND RECREATION
- County area
- Madison
- Contact
- PO BOX 618 · LONDON, OH · 43140-0618
- Census ID
- 154167
Special district governmentFunctioning
Madison County Transportation Improvement District
HIGHWAYS
- County area
- Madison
- Contact
- 730 KENY BLVD · LONDON, OH · 43140
- Census ID
- 250319
Special district governmentFunctioning
Madison Joint Fire District
LOCAL FIRE PROTECTION
- County area
- Lake
- Contact
- 840 RIVER ST · MADISON, OH · 44057-9570
- Census ID
- 132842
Special district governmentFunctioning
Madison Joint Recreation Board
PARKS AND RECREATION
- County area
- Lake
- Contact
- PO BOX 456 · MADISON, OH · 44057-0456
- Census ID
- 224295
Special district governmentFunctioning
Madison Soil and Water Conservation District
SOIL AND WATER CONSERVATION
- County area
- Madison
- Contact
- 831 US HIGHWAY 42 NE · LONDON, OH · 43140-8512
- Census ID
- 207003
Special district governmentFunctioning
Madison Water District
WATER SUPPLY UTILITY
- County area
- Richland
- Contact
- 489 INDIANA AVE · MANSFIELD, OH · 44905-2012
- Census ID
- 216564
Special district governmentFunctioning
Madison-Jefferson Joint Fire Dist.
LOCAL FIRE PROTECTION
- County area
- Jackson
- Contact
- PO BOX 378 · OAK HILL, OH · 45656-0378
- Census ID
- 237485
Special district governmentFunctioning
Mahoning Co School Emp Insurance Consort
EDUCATION
- County area
- Mahoning
- Contact
- 11335 YOUNGSTOWN PITTSBURGH RD · NEW MIDDLETOWN, OH · 44442-8724
- Census ID
- 237500
Special district governmentFunctioning
Mahoning County Transportation Improvement District
HIGHWAYS
- County area
- Mahoning
- Contact
- 940 BEARS DEN ROAD · YOUNGSTOWN, OH · 44511
- Census ID
- 250320
Special district governmentFunctioning
Mahoning Soil and Water Conservation District
SOIL AND WATER CONSERVATION
- County area
- Mahoning
- Contact
- 850 INDUSTRIAL RD · YOUNGSTOWN, OH · 44509-2955
- Census ID
- 207005
Special district governmentFunctioning
Mahoning Valley Sanitary District
WATER SUPPLY UTILITY
- County area
- Mahoning
- Contact
- PO BOX 4119 · YOUNGSTOWN, OH · 44515-0119
- Census ID
- 154169
Special district governmentFunctioning
Malta-Mcconnelsville Joint Rec Board
PARKS AND RECREATION
- County area
- Morgan
- Contact
- 449 SOUTH MAIN ST · MALTA, OH · 43758-0432
- Census ID
- 237511
Special district governmentFunctioning
Mansfield Metropolitan Housing Authority
HOUSING AND COMMUNITY DEVELOPMENT
- County area
- Richland
- Contact
- 88 THIRD STREET · MANSFIELD, OH · 44902-1029
- Census ID
- 154228
Special district governmentFunctioning
Mansfield-Richland County Public Library District
LIBRARIES
- County area
- Richland
- Contact
- 43 W 3RD ST · MANSFIELD, OH · 44902-1295
- Census ID
- 202359
Special district governmentFunctioning
Mantua-Shalersville Ambulance and Fire District
LOCAL FIRE PROTECTION
- County area
- Portage
- Contact
- 10303 STATE ROUTE 44 · MANTUA, OH · 44255-9715
- Census ID
- 132874
Special district governmentFunctioning
Marble Cliff Quarry Community Authority
OTHER MULTI-FUNCTION DISTRICTS
- County area
- Franklin
- Contact
- 842 NORTH FOURTH STREET, SUITE 200 · COLUMBUS, OH · 43215
- Census ID
- 250321
Special district governmentFunctioning
Marion County Metropolitan Housing Authority
HOUSING AND COMMUNITY DEVELOPMENT
- County area
- Marion
- Contact
- 117 N. GREENWOOD ST. SUITE #12 · MARION, OH · 43302-1029
- Census ID
- 154174
Special district governmentFunctioning
Marion County Park District
PARKS AND RECREATION
- County area
- Marion
- Contact
- 222 W CENTER ST · MARION, OH · 43302-3646
- Census ID
- 111091
Special district governmentFunctioning
Marion County Soil and Water Conservation District
SOIL AND WATER CONSERVATION
- County area
- Marion
- Contact
- 1100 E CENTER ST, B · MARION, OH · 43302-4448
- Census ID
- 132857
Special district governmentFunctioning
Marion Lawrence Memorial Library
LIBRARIES
- County area
- Preble
- Contact
- PO BOX 866 · GRATIS, OH · 45330-0866
- Census ID
- 216477
Special district governmentFunctioning
Martins Ferry City Park District 4
PARKS AND RECREATION
- County area
- Belmont
- Contact
- PO BOX 21 · MARTINS FERRY, OH · 43935-0021
- Census ID
- 195945
Special district governmentFunctioning
Mary Lou Johnson-Hardin County Library District
LIBRARIES
- County area
- Hardin
- Contact
- 325 E COLUMBUS ST · KENTON, OH · 43326-1577
- Census ID
- 154111
Special district governmentFunctioning
Mason Public Library District
LIBRARIES
- County area
- Warren
- Contact
- 200 READING RD · MASON, OH · 45040-1694
- Census ID
- 216482
Special district governmentFunctioning
Maumee Watershed Conservancy District
FLOOD CONTROL
- County area
- Defiance
- Contact
- 1464 PINEHURST DR · DEFIANCE, OH · 43512-8670
- Census ID
- 132817
Special district governmentFunctioning
Maysville Regional Water District
WATER SUPPLY UTILITY
- County area
- Muskingum
- Contact
- PO BOX 95 · WHITE COTTAGE, OH · 43791-0095
- Census ID
- 154208
Special district governmentFunctioning
Mead Township Park District
PARKS AND RECREATION
- County area
- Belmont
- Contact
- PO BOX 74 · SHADYSIDE, OH · 43947-0074
- Census ID
- 195947
Special district governmentFunctioning
Mec Liability, Fleet & Property Ins Prog
EDUCATION
- County area
- Franklin
- Contact
- 2100 CITYGATE DR · COLUMBUS, OH · 43219-3566
- Census ID
- 237457
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.