Clay County Illinois - Government Site
Population: 14,028
Area: 469 square miles
County Seat: Louisville
Area Code(s) in use: 618
Time Zone: CST
Adjacent counties:
Effingham Fayette Jasper Marion Richland Wayne
Airport
Clay County Hospital Heliport, Flora Municipal Airport
Building
Clay County Courthouse, Flora City Hall, Flora Public Library, Hoosier Town Hall, Louisville City Hall, Stanford Townhall
Cemetery
Barnes Cemetery, Bethel Cemetery, Bloom Cemetery, Brooks Cemetery, Brown Cemetery, Burge Cemetery, Burke Cemetery, Camp Ground Cemetery, Christian Home Cemetery, Clay City Cemetery, Conly Cemetery, Craig Cemetery, Dillman Cemetery, Ditter Cemetery, Edwards Family Cemetery, Elmwood Cemetery, Fender Cemetery, Garden of Memories Cemetery, German Cemetery, Golden Cemetery, Greenwood Cemetery, Hoosier Prairie Cemetery, Hord Cemetery, Independent Order of Oddfellows Cemetery, Ingraham Cemetery, Iola Cemetery, Jenkins Cemetery, Keen Chapel Cemetery, Kincaid Cemetery, Kinnamon Cemetery, Kneff Cemetery, Krantz Cemetery, Landdreth Cemetery, Leonard Cemetery, Levitte Cemetery, Lewis Cemetery, Little Prairie Cemetery, Littleton Cemetery, Logan Family Cemetery, Mascgher Family Cemetery, McCawley Cemetery, McCawley Cemetery, McKinney Cemetery, McKnight Cemetery, Meisenheimer Cemetery, Morgan Cemetery, Mount Zion United Brethren Cemetery, Negro Cemetery, Newton Chapel Cemetery, Nixion Cemetery, Number Four Cemetery, Oak Mound Cemetery, Old Baptist Cemetery, Old Dilman Cemetery, Old Kneff Cemetery, Old Louisville Cemetery, Old Union Cemetery, Ooton Cemetery, Orchard Hill Cemetery, Oskaloosa Cemetery, Parker Cemetery, Price Cemetery, Red Brush Cemetery, Reed Cemetery, Riffle Cemetery, Rodgers Cemetery, Rusk Cemetery, Saint Johns Cemetery, Saint Paul Cemetery, Saint Stephens Cemetery, Salem Cemetery, Shouse Chapel Cemetery, Smith Cemetery, Songer Cemetery, Speaks Cemetery, Stipp Cemetery, Toliver Cemetery, Tolliver Cemetery, Travis Cemetery, Weidner Cemetery, Wendelin-Holy Cross Cemetery, Wesley Cemetery, White Cemetery, Woods Cemetery, Woods Cemetery
Church
Assembly of God Church, Bethel Church, Bethlehem Church, Beulah Church, Bloom Church, Christian Home Church (historical), Church of Christ, Church of God, Clay City Christian Church, Clay City Church of God, Clay City First Baptist Church, Clay City United Methodist Church, Coles Chapel (historical), Conley Chapel (historical), Conners Chapel, Crooked Creek Church, Faith Church, Faith Lutheran Church, First Baptist Church, First Christian Church, First Evangelical Methodist Church, First Pentecostal Church, First Southern Baptist Church, First United Methodist Church, First United Presbyterian Church, Golden Church, Harmony Church, Hoosier Prairie Baptist Church, Keen Chapel, Kingdom of Jehovahs Witnesses, Lathrop Chapel (historical), Little Prairie Church, Lynn Branch Church, McCabe Chapel, Mount Zion Church, Newton Chapel (historical), North Harter Church, Oak Grove Church (historical), Oak Mound Church (historical), Oak Street Southern Baptist Church, Old Union Church, Onstott Church, Pleasant Hill Church, Red Brush Church, Reorganized Church of Jesus Christ of Latter Day Saints, Saint Pauls Church, Saint Stephens Roman Catholic Church, Sharon Church (historical), Shouse Chapel, Trinity United Methodist Church, Wabash Church, Wilcox Church (historical), Zion Church (historical)
Civil
Clay County, Township of Bible Grove, Township of Blair, Township of Clay City, Township of Harter, Township of Hoosier, Township of Larkinsburg, Township of Louisville, Township of Oskaloosa, Township of Pixley, Township of Songer, Township of Stanford, Township of Xenia
Dam
Charley Brown Park Lake Dam, Gaskin Lake Dam, Greendale Lake Dam, Patterson Lake Dam, Trago Lake Dam
Flat
Little Prairie
Hospital
Clay County Hospital
Oilfield
Clay City West Oil Field, Kenner Oil Field, Kenner West Oil Field, North Kenner Oil Field, Oskaloosa Oil Field, Sailor Springs Oil Field, South Kenner Oil Field, West Seminary Oil Field, Xenia Oil Field
Park
Charley Brown Park, Martin T Snyder Memorial Nature Preserve
Populated Place
Bethel (historical), Bible Grove, Camp Travis, Clay City, Cruse, Flora, Greendale, Hoosier, Hord, Ingraham, Iola, Kenner, Louisville, Maysville, Oskaloosa, Riffle, Sailor Springs, Wendelin, Xenia
Post Office
Flora Post Office, Ingraham Post Office, Iola Post Office, Louisville Post Office, Sailor Springs Post Office
Reservoir
Charley Brown Park Lake, Gaskin Lake, Ging Lake, Greendale Lake, McArthur Lake, Patterson Lake, Salt Pond, Trago Lake
School
Baity School (historical), Bayler School (historical), Black School (historical), Bothwell School (historical), Burcham School (historical), Center School (historical), Clay City Elementary School, Clay City High School, Dayton School (historical), East Seminary School (historical), Fairview School (historical), Fender School (historical), Flat Branch School (historical), Flora High School, Florena School (historical), Floyd Henson Junior High School, Forest Hill School (historical), Forest School (historical), Golden School (historical), Halterman School (historical), Jenkins School (historical), Lincoln School, Little Grove School (historical), Locust Grove School (historical), Locust Grove School (historical), Lone Star School (historical), Long Prairie School (historical), Maple Grove School (historical), McCawley School (historical), McEndree Elementary School, McKinney School (historical), Nadler School (historical), North Clay Community High School, North Clay Elementary-Junior High School, Oak Grove School (historical), Oak Mound School (historical), Oskaloosa School (historical), Paine School (historical), Petwyler School (historical), Pleasant Dale School (historical), Pleasant View School (historical), Rusk School (historical), Russell School (historical), Seminary School, Shiloh School (historical), Snyder School (historical), Thomas School (historical), Vickrey School (historical), Walnut Hill School (historical), Washington School, Webster School (historical), Wells School (historical), West Seminary School (historical), Wheeler School (historical), White Pine School (historical), Xenia Grade School
Stream
Big Muddy Creek, Buck Creek, Cottonwood Creek, Crooked Creek, Dismal Creek, East Fork Wetweather Creek, Elm Creek, Flat Branch, Georgetown Creek, Grove Creek, Hurricane Creek, Indian Creek, Little Muddy Creek, Little Panther Creek, Lucas Creek, Panther Creek, Pickle Creek, Raccoon Creek, Seminary Creek, Spring Branch, Sugar Creek, Sutton Creek, Weather Creek, Wet Weather Creek
Summit
Indian Point, Turkey Point
Swamp
Flag Pond
Tower
WNOI-FM (Flora)
| Race | Population |
| White |  13,804 |
| Asian | 101 |
| Mixed | 54 |
| American Indian | 41 |
| Black | 24 |
| Hawaiian & Pacific Islander | 4 |
| Additional population tables : | |
| State population table | |
| Illinois population by county | |