Mercer County Ohio - Government Site
Population: 41,303
Area: 463 square miles
County Seat: Celina
Area Code(s) in use: 419
Time Zone: EST
Adjacent counties:
Adams (IN) Allen Auglaize Darke Jay (IN) Shelby Van Wert
Airport
Community Hospital Heliport, Hamrick Airport, Hirschfeld Airport, Lakefield Airport, Ripley Airport, Winkler Airport
Area
Shanes Prairie
Bay
Montezuma Bay, Rileys Bay
Building
Celina City Hall, Celina Power Plant, Dwyer-Mercer County Library, Mercer County Courthouse, Mercer County Home, Mercer County Jail, Mercer County Law Library
Canal
Blierdofer Ditch, Buck Harpsburg Ditch, Dahlinghaus Ditch, Green Ditch, Houtz Ditch, Sanift Ditch, Scherman Ditch, Vandenbush Ditch, Ward Ditch, Wenskes Ditch
Cape
Harbor Point, Rileys Point, Windy Point
Cemetery
Anderson Cemetery, Botkins Cemetery, Buck Cemetery, Burge Cemetery, Burntwood Cemetery, Cassella Cemetery, Catholic Cemetery, Coats Cemetery, Coil Cemetery, Coil Cemetery, Duck Creek Cemetery, East Bethel Cemetery, Ellis Cemetery, Fairview Cemetery, Fountain Chapel Cemetery, Friends Cemetery, Frisinger Cemetery, Fryer Cemetery, Green Mound Cemetery, Hamilton Bethel Cemetery, Hamilton Cemetery, Hankin Cemetery, Hussey Cemetery, Immaculate Conception Catholic Cemetery, Landfair Cemetery, Liberty Cemetery, Liberty Cemetery, Live Oak Cemetery, Long Cemetery, Lutheran Cemetery, Macedon Cemetery, Maria Stein Convent Cemetery, Mendon Cemetery, Mercer Cemetery, Mercer Memory Gardens, Mount Olive Cemetery, Neptune Cemetery, North Grove Cemetery, Old Pioneer Cemetery, Oldtown Cemetery, Otterbein Cemetery, Palmer Cemetery, Petrie Cemetery, Pisgah Cemetery, Precious Blood Cemetery, Riverside Cemetery, Roberts Cemetery, Roebuck Cemetery, Roebuck Cemetery, Saint Aloysious Catholic Cemetery, Saint Anthony Catholic Cemetery, Saint Elizabeth Cemetery, Saint Francis Catholic Cemetery, Saint Henry Catholic Cemetery, Saint Johns Catholic Cemetery, Saint Joseph Catholic Cemetery, Saint Mary Cemetery, Saint Marys Cemetery, Saint Marys Cemetery, Saint Pauls Catholic Cemetery, Saint Pauls Lutheran Cemetery, Saint Pauls United Church of Christ Cemetery, Saint Peters Catholic Cemetery, Saint Rose Catholic Cemetery, Saint Sebastian Catholic Cemetery, Saint Wendelin Catholic Cemetery, Sherer Cemetery, Shindeldecker Cemetery, Skeels Cemetery, Spring Hill Cemetery, State Line Cemetery, Swamp College Cemetery, Tomlinson Cemetery, Union Cemetery, Zimerman Cemetery, Zion Cemetery
Church
Beaver Chapel, Bethany Evangelical Church, Bethany Evangelical United Brethren Church, Bethel Church, Bethel Church, Bethel Church, Calvary United Brethren in Christ Church, Celina Friends Church, Celina Temple, Center Church, Charity Church, Christ Chapel, Church of God, Coldwater United Methodist Church, East Bethel Church, East Oldtown Church, Fairview Church, First Church of Christ Scientist, First United Methodist Church, Fort Recovery Church of Christ, Fort Recovery United Methodist Church, Friends Chapel, Friends Home Church, Gruenwald Convent, Guadalupe Church, Holy Trinity Church, Hope Church, Immaculate Conception Catholic Church, Kingdom Hall of Jehovahs Witnesses, Landfair Church, Liberty Chapel, Maria Stein Catholic Church, Mendon First Church of God, Mendon United Methodist Church, Mount Carmel Church, Mount Tabor Church, Nativity of the Blessed Virgin Mary Church, Otterbin Church, Pilgrim Holiness Church, Pleasant Grove Baptist Church, Pleasant View Church, Rockford Presbyterian Church, Ross Church, Saint Aloysius Church, Saint Anthony Catholic Church, Saint Bernard Catholic Church, Saint Francis Catholic Church, Saint Henry Catholic Church, Saint John Church, Saint Johns Evangelical Lutheran Church, Saint Joseph Catholic Church, Saint Paul Church, Saint Paul Church, Saint Pauls Catholic Church, Saint Pauls Church, Saint Pauls Church, Saint Pauls Methodist Church, Saint Peter Church, Saint Rose Catholic Church, Saint Sebastian Church, Saint Teresas Catholic Church, Saint Wendelin Church, Spring Valley Church, Trinity Lutheran Church, Zion United Brethren Church
Civil
Blackloon Reserve, Charlies Reserve, Crescent Reserve, Godfreys Reserve, Labadie Reserve, Mercer County, Shanes Grant, Shanes Reserve, Township of Black Creek, Township of Butler, Township of Center, Township of Dublin, Township of Franklin, Township of Gibson, Township of Granville, Township of Hopewell, Township of Jefferson, Township of Liberty, Township of Marion, Township of Recovery, Township of Union, Township of Washington, Township of Wayne
Dam
Upper Wabash Number Three Pond Dam
Hospital
Mercer County Joint Township Community Hospital, Otis Hospital
Island
Eagle Island (historical), Elm Island, Green Island (historical), Safety Island
Locale
Celina Main Street Commercial Historic District, Celina Sewage Treatment Plant, Celina Water Treatment Plant, Elks Club Golf Course, Grand Lake Mushroom Farm, Harts Shopping Center, Lake Front Raquet Club, Mercer County Fairgrounds, Mercer County Sportsman Club, Northmoor Golf Course, Northmoor Marina, Northwood Lighthouse, Oakland Station (historical), Philothea Station (historical), Plaza Shopping Center, Reservoir Station (historical), Riverside Landing, Shafters Station (historical), South Shore Sportsmen Club, Windy Point Marina
Military (Historical)
Fort Recovery (historical)
Mine
Karch Stone Quarry, Rockford Stone Quarry
Park
Bunge Park, Celina Main Street Commercial Historic District, Coldwater Memorial Park, Eastview Park, Eden Haven Park, Grand Lake State Park, Harbor Point State Park, Maria Stein Shrine, Mercelina Park, Mercer Waterfowl Management Area, Monument Park, North Shore Park, Pullman Bay Park, Westview Park
Populated Place
Bass Landing, Boetia (historical), Brehm (historical), Burkettsville, Bursville, Carthagena, Cassella, Celina, Chattanooga, Chickasaw, Club Island, Coil Town (historical), Coldwater, Coldwater Beach, Cranberry Prairie, Deep Cut (historical), Doss Landing, Duckfoot Landing, Durbin, Earley (historical), Erastus, Fort Recovery, Grand Lake Mobile Home Park, Grove Crossing (historical), Guilford (historical), Harbor Point, Hechts Landing, Highland Park, Hinton, Idlewild, Lakeland Beach, Lees Landing, Macedon, Marcellus (historical), Maria Stein, Mariners Point, Mendon, Mercer, Monterey, Montezuma, Montezuma Acres, Neptune, Northwood, Padua, Philothea, Rockford, Saint Henry, Saint Johns, Saint Joseph, Saint Peter, Saint Rosa, Scudder, Sebastian, Sharpsburg, Shively, Skeels Crossroads, Sleepy Hollow Acres, South Celina (historical), Steinman (historical), Striptown (historical), Tama, The Maples, Turtle Neck Point, Wabash, Wendelin, Woodhaven Mobile Home Park
Post Office
Berkettsville Post Office, BoetIa Post Office (historical), Brehm Post Office (historical), Carthagena Post Office, Cassella Post Office (historical), Celina Post Office, Chattanooga Post Office (historical), Chickasaw Lake Post Office, Clyde Post Office (historical), Coldwater Post Office, Cranberry Prairie Post Office (historical), Durbin Post Office (historical), Earley Post Office (historical), Erastus Post Office (historical), Ferner Post Office (historical), Fort Recovery Post Office, Hinton Post Office (historical), Macedon Post Office (historical), Marcellus Post Office (historical), Maria Stein Post Office, Mendon Post Office, Mercer Post Office (historical), Montezuma Post Office, Neptune Post Office (historical), Padua Post Office (historical), Philothea Post Office (historical), Pond Post Office (historical), Price Post Office (historical), Reservoir Post Office (historical), Rockford Post Office, Saint Henry Post Office, Saint Peters Post Office (historical), Saint Rosa Post Office (historical), Scudder Post Office (historical), Sebastian Post Office (historical), Shaffers Station Post Office (historical), Skeels Crossroads Post Office (historical), Stedcke Post Office (historical), Tamah Post Office (historical), Victoria Post Office (historical), Violet Post Office (historical), Wabash Post Office (historical), Wendlin Post Office (historical)
Reservoir
Upper Wabash Number Three Pond
School
Barks School (historical), Bennett School (historical), Beougher School (historical), Blue Corner School (historical), Boltzell School (historical), Brock School (historical), Buck School (historical), Celina High School, Celina Junior High School, Celina School, Center School (historical), Center School (historical), Center School (historical), Central School (historical), Cheryl Ann School, Chickasaw School (historical), Clutter School (historical), Coldwater High School, College Hill School (historical), Copp School (historical), Crouch School (historical), Deitsch School (historical), Duck Creek School (historical), East Elementary School, East Elementary School, Elm Grove School (historical), Five Points School (historical), Forest Hill School (historical), Fort Recovery Elementary School, Fort Recovery High School, Franklin Elementary School, Franklin School (historical), Frisinger School (historical), Fryer School (historical), Goulder School (historical), Gross School (historical), Ham School (historical), Hardscrabble School (historical), Heinz School (historical), Henderson School (historical), Immaculate Conception Elementary School, Immaculate Conception High School, Joint School Number 1 (historical), Joint School Number 10 (historical), King School (historical), Kiser School (historical), Landfair School (historical), Lockridge Special School (historical), Manley School (historical), Marion Elementary School, Marion High School, McDaniels School (historical), Mendon-Union Elementary School, Mendon-Union High School, Miller School (historical), Mosier School (historical), Mount Hope School (historical), Mount Hope School (historical), North Elementary School, North Union School (historical), Number 3 School (historical), Parkway High School, Pearstof School (historical), Piper School (historical), Prairie School (historical), Prospect School (historical), Protzman School (historical), Puthoff School (historical), Red School (historical), Red School (historical), Robinson School (historical), Roebuck School (historical), Saint Charles Seminary, Saint Henry Elementary School, Saint Henry High School, Saint Henry Middle School, Saint Marys Novitiate, Saint Peter Elementary School, Saint Wendelin School (historical), School Number 1 (historical), School Number 1 (historical), School Number 2 (historical), School Number 3 (historical), School Number 3 (historical), School Number 7 (historical), School Number 8 (historical), School Number 9 (historical), Scudder School (historical), Sharpsburg Elementary School, Siebert School (historical), South Union School (historical), Stedke School (historical), Stringtown School (historical), Union School (historical), Victor School (historical), West Elementary School, West Elementary School, West Elementary School, Western Ohio Branch Wright State University, Wildcat School (historical), Winkler School (historical)
Stream
Bear Creek, Beaver Creek, Beaver Creek, Big Run, Brocks Run, Brush Run, Buck Run, Burntwood Creek, Chickasaw Creek, Chickasaw East Fork, Coldwater Creek, Crab Branch, Dennison Ditch, East Fork Chickasaw Creek, Eightmile Creek, Fort Creek, Grassy Creek, Hardin Creek, Hickory Branch, Limberlost Creek, Limberlost Creek, Limberlost Creek, Little Bear Creek, Little Beaver Creek, Little Black Creek, Little Chickasaw Creek, Mile Creek, Mile Creek, Monroe Creek, Montezuma Creek, Prairie Creek, Prairie Creek, Stony Creek, Threemile Creek, Toti Creek, Twelvemile Creek, Twomile Creek, Yankee Run
Tower
WCSM-AM (Celina), WCSM-FM (Celina), WKKI-FM (Celina)
| Race | Population |
| White |  40,641 |
| Mixed | 235 |
| Asian | 211 |
| American Indian | 108 |
| Black | 97 |
| Hawaiian & Pacific Islander | 11 |
| Additional population tables : | |
| State population table | |
| Ohio population by county | |