Madison County Ohio - Government Site
Population: 41,496
Area: 465 square miles
County Seat: London
Area Code(s) in use: 740 614 937
Time Zone: EST
Adjacent counties:
Champaign Clark Fayette Franklin Greene Pickaway Union
Airport
Beachys Airport, Gordin Airport, Madison County Airport, Parknavy Stolport, Plain City Airport, Roberts Airport, Shekinah Airport
Area
Bigelow Cemetery Prairie, Smith Cemetery Prairie
Building
London City Building, London Correctional Institution, London Correctional Institution Administration Building, London Public Library, Madison Correctional Institution, Madison County Childrens Home, Madison County Courthouse, Madison County Home, Madison County Law Library, Plain City Public Library, Plain City Town Hall, West Jefferson Public Library
Canal
Alkire Ditch, Bales Ditch, Ballenger Ditch, Ballenger Jones Ditch, Bidwell Ditch, Bidwell Elsey Ditch, Black Ditch, Boerger Ditch, Bonner Ditch, Booth Ditch, Bragg Ditch, Bridenstine Ditch, Bridgeman Ditch, Cary Ditch, Chandler Ditch, Chenoweth Ditch, Chenoweth Ditch, Childers Ditch, Childrens Home Ditch, Chrisman Ditch, Cleo Florence Ditch, Clingan Ditch, Converse Ditch, Corbitt Ditch, Crawford Ditch, Dun Ditch Number 1, Dun Ditch Number 2, Dunkin Ditch, Eli Jones Ditch, Ella Beach Ditch, Emma Welch Ditch, Filmore Jackson Ditch, Fitzgerald Ditch, Fitzgerald Ditch, Galbreath Ditch, Hamilton Ditch, Heafey Ditch, Hertenstein Ditch, Holton Ditch, Jones Ditch, Jones Ditch, Jones Ditch Number 2, Kent Ditch, Madison Ditch, McGuire Ditch, McGuire Gilliland Ditch, Monroe Bidwell Ditch, Morain Ditch, Nagle Ditch, Patrick Ditch, Phifer Ditch, Powell Ditch, Prugh Ditch, Richmond Ditch, Roberts Ditch, Roberts Ditch, Roberts Ditch, Robinson Ditch, Sanford Ditch, Sexton Ditch, Sylvina Wilson Ditch, Thomas Ditch, Vallery Ditch, Van Cleve Ditch, Wamp Ditch, Westwater Ditch, William Cathcart Ditch, Wilson Ditch, Wilson Nicholson Ditch, Woosley Ditch, Worthington Ditch, Yutzy Ditch
Cemetery
Arbuckle Cemetery, Baldwin Cemetery, Bethel Cemetery, Big Darby Cemetery, Big Plain Cemetery, Bigelow Pioneer Cemetery, Blair Cemetery, Bradley Cemetery, Carson Cemetery, Converse Cemetery, Converse-Huff Cemetery, Correll Cemetery, Counts Cemetery, Darby Township Cemetery, Dennison Cemetery, Evans Cemetery, Finch Cemetery, Fitzgerald Cemetery, Forest Grove Cemetery, Foster Chapel Cemetery, Garrett Cemetery, Graham Cemetery, Guy Cemetery, Hampton Cemetery, Infirmary Cemetery, Institution Cemetery, Jackson Cemetery, Johnston-McClimans Cemetery, Kilgore Cemetery, Kirkwood Cemetery, Lower Glade Cemetery, Methodist Cemetery, Mount Calvary Cemetery, Oak Hill Cemetery, Old Johnston Cemetery, Paint Township Cemetery, Pancake Cemetery, Phellis Cemetery, Pleasant Cemetery, Pleasant Hill Cemetery, Plumwood Cemetery, Range Cemetery, Saint Patricks Cemetery, Sharon Cemetery, Shepherd Cemetery, Sifrit Cemetery, Smith Cemetery, Smith-Calhoun Road Cemetery, Somerford Cemetery, Somerford Old Cemetery, South Solon Cemetery, Statler Cemetery, Thomas Cemetery, Timmons Cemetery, United Bethel Cemetery, Upper Gwynne Farm Cemetery, Whiteman Cemetery, Williams Chapel Cemetery, Wright Cemetery
Church
Alder Chapel, Antioch Christian Church, Bethel Methodist Episcopal Church (historical), Big Darby Church, Church of Christ in Christian Union, Concord Methodist Episcopal Church (historical), Dennison Chapel Christian Church (historical), First Baptist Church, First Church of God, First Presbyterian Church, Foster Chapel Methodist Church (historical), Gillivan Methodist Church, Lafayette United Methodist Church, Lilly Chapel United Methodist Church, Lower Glade Methodist Episcopal Church (historical), McKannard Methodist Church (historical), Mount Sterling United Methodist Church, Pancake Chapel (historical), Pentecostal Church of Christ, Plain City Presbyterian Church, Sacred Heart Catholic Church, Saint Johns Evangelical Lutheran Church, Saint Joseph Roman Catholic Church, Saint Patricks Roman Catholic Church, Sharon Church, Somerford United Methodist Church, Summerford Baptist Church, Trinity Episcopal Church, United Pilgrim Church, West Jefferson United Methodist Church, Zion Lutheran Church
Civil
City of Jefferson, City of London, Madison County, Township of Canaan, Township of Darby, Township of Deer Creek, Township of Fairfield, Township of Jefferson, Township of Monroe, Township of Oak Run, Township of Paint, Township of Pike, Township of Pleasant, Township of Range, Township of Somerford, Township of Stokes, Township of Union
Crossing
Interchange 72, Interchange 79, Interchange 80, Interchange 84, Interchange 85
Dam
Lake Choctaw Dam, Madison Lake Dam, Silver Creek Dam
Hospital
Madison County Hospital
Lake
Lake Forest
Locale
Anderson Mill (historical), Hickory Grove Golf Course, London Country Club, London Fish Hatchery, London Plaza Shopping Center, London Square Shopping Center, Madison County Fairgrounds, Molly Caren Agricultural Center, Wissalohican Camp
Park
Bigelow Cemetery State Nature Preserve, Cowling Park, London Commercial Business Historic District, Madison Lake State Park, Madison Lake State Reserve, Merri-Mac Park, Mount Sterling Historic District, Westwood Park
Populated Place
Amity, Antioch, Bethel, Big Plain, Burr Oaks Heights, Carters (historical), Chenoweth, Choctaw Lake, Choctaw Lake Subdivision, Chrisman, Darby Crest (historical), Deer Creek Village (historical), Deersville (historical), Florence, Gillivan, Guilford (historical), Johnstons (historical), Kileville, Kiousville, Lafayette, Lilly Chapel, London, Madison Lake, Markley (historical), McClimansville, McKendree, Midway, Mount Sterling, Myers (historical), New Hampshire (historical), New London (historical), Newport, Nioga (historical), Plain City, Plumwood, Range, Resaca, Roberts (historical), Rosedale, Rupert, South Solon, Summerford, Tradersville, Wahoo (historical), West Jefferson, Willows (historical), Wilson (historical)
Post Office
Big Plain Post Office (historical), Chenoweth Post Office (historical), Chrisman Post Office (historical), Diaz Post Office (historical), Grassy Point Post Office (historical), Gullivan Post Office (historical), Indian Spring Post Office (historical), Johnstons Post Office (historical), Kileville Post Office (historical), Kiousville Post Office (historical), Lafayette Post Office (historical), Lilly Chapel Post Office (historical), London Post Office, Mount Sterling Post Office, Nioga Post Office (historical), Plain City Post Office, Plumwood Post Office (historical), Powers Post Office (historical), Powhatan Post Office (historical), Range Post Office (historical), Resaca Post Office (historical), Rosedale Post Office (historical), Rupert Post Office (historical), Sedalia Post Office, South Solon Post Office, Summerford Post Office (historical), Tradersville Post Office (historical), Wahoo Post Office (historical), Walnutrun Post Office (historical), Warnersville Post Office (historical), West Canaan Post Office (historical), West Jefferson Post Office, Wrightsville Post Office (historical)
Reservoir
Lake Choctaw, Madison Lake, Silver Creek Reservoir
School
Ambassador Bible Institute, Amity School (historical), Antioch School (historical), Battelle Memorial Institute, Big Plain School (historical), Bradley School (historical), Canaan Elementary School, Concord School (historical), Converse School (historical), Danville School (historical), Deer Creek Township School, Deercreek Elementary School, Dennison School (historical), Dunn School (historical), Eachus School (historical), Frey Elementary School, Gillivan School (historical), Glade School (historical), Grassy Plain School (historical), Griffin School (historical), Holland School (historical), Jefferson Memorial Middle School, Jonathan Alder High School, Lilly Chapel School (historical), Lombard School (historical), London Elementary School, London High School, London Middle School, London Primary School, Madison Rural Elementary School, Madison-Plains High School, Maxie School (historical), McKendree School (historical), Midway Elementary School, Minoque School (historical), Monroe School (historical), Mount Sterling Elementary School, Norwood Elementary School, Oak Grove School (historical), Ohio Peace Officer Training Academy, Pancake School (historical), Plain City Elementary School, Plainview Christian Day School, Rosedale Bible Institute, Saint Joseph School (historical), Saint Patricks School, Slaughter School (historical), Somerford Primary School, South Solon School, The Plains School, Thomas School (historical), Tolles Technical Center, Union School (historical), West Jefferson High School, Wilson School (historical)
Stream
Barron Creek, Bradford Branch, Bradford Creek, Duffs Fork, East Fork Walnut Run, Georges Fork, Glade Run, Glade Run, Mud Run, North Fork Deer Creek, Oak Run, South Fork Bradford Creek, Spring Fork, Sugar Run, Sugar Run, Sweeney Run, Three Mile Creek, Turkey Run, Walnut Run, West Fork Walnut Run
Summit
Ohlingers Hill
Tower
WCKX-FM (London)
Trail
Sugar Maple Hiking Trail
| Race | Population |
| White |  37,941 |
| Black | 2,685 |
| Mixed | 472 |
| Asian | 302 |
| American Indian | 91 |
| Hawaiian & Pacific Islander | 5 |
| Additional population tables : | |
| State population table | |
| Ohio population by county | |