Richland County Illinois - Government Site
Population: 15,724
Area: 360 square miles
County Seat: Olney
Area Code(s) in use: 618
Time Zone: CST
Adjacent counties:
Clay Crawford Edwards Jasper Lawrence Wabash Wayne
Airport
Olney-Noble Airport, Richland Memorial Hospital Heliport
Building
Bonpas Townhall, Carnegie Public Library (historical), Decker Townhall, Olney Public Library, Richland County Courthouse, Richland County Jail
Canal
Jones Ditch
Cemetery
Amity Cemetery, Antioch Cemetery, Antle Cemetery, Ashcraft Cemetery, Ashcraft Cemetery, Barney Cemetery, Bethel Cemetery, Bird Haven Cemetery, Bird Haven Cemetery, Blain Cemetery, Boggs Cemetery, Brinkley Cemetery, Brooks Cemetery, Butler Cemetery, Calhoun Cemetery, Carson Cemetery, Conour Cemetery, Crest Haven Cemetery, Decker Cemetery, Dundas Cemetery, Dutch Flat Cemetery, Ebenezer Cemetery, Elkins Cemetery, Elston Cemetery, Eureka Cemetery, Fritschle Cemetery, Gallagher Cemetery, Goss Cemetery, Green Hill Cemetery, Hanna Cemetery, Haven Hill Cemetery, Hedrick Cemetery, Hickory Hill Cemetery, Hickory Point Cemetery, Houser Cemetery, Johnson Cemetery, Jordan Lake Property Cemetery, Kermicle Cemetery, Lewis Cemetery, Liberty Cemetery, Liberty Lawn Cemetery, Maple Dale Cemetery, Marshall Cemetery, Marvel Cemetery, Marvel Cemetery, McBurg Cemetery, McCullough Cemetery, McCullough Cemetery, McMurtry Cemetery, McMurty Cemetery, Moore Cemetery, Moore Cemetery, Mount Hope Cemetery, Mount Hope Cemetery, Mount Olive Cemetery, Mount Pleasant Cemetery, Mount Zion Cemetery, North Freedom Cemetery, Oak Hill Cemetery, Old Homestead Cemetery, Old Saint Josephs Cemetery, Olive Branch Cemetery, Oniom Hill Cemetery, Onion Hill Cemetery, Otterbein Cemetery, Parry Cemetery, Pleasant View Cemetery, Poff Cemetery, Poff Cemetery, Rector Gravesite, Rector Gravesite Cemetery, Richland Cemetery, Ridgely Cemetery, Runyon Cemetery, Saint Joseph Cemetery, Saint Pauls Lutheran Cemetery, Saron Cemetery, Shields Cemetery, Shiloh Number 1 Cemetery, Shiloh Number 2 Cemetery, Smith Cemetery, Smith Cemetery, Springtown Cemetery, Stoltz Cemetery, Sutterfield Cemetery, Terril Cemetery, Trobaugh Cemetery, Utterback Cemetery, Village of Noble Cemetery, Wachtel Cemetery, Wachtel Cemetery, Wakefield Cemetery, Walnut Grove Cemetery, Whitaker Cemetery
Church
Adventist Church, Amity Chapel, Antioch Church, Antioch Church, Asbury Church, Calvary Baptist Church, Church of Christ, Church of the Nazarene, Congregational Christian Church, Cornerstone Community Church, Ebenezer Church, Elm Street Christian Church, Eureka Church, First Assembly of God Church, First Baptist Church, First Christian Church, First Christian Church, First Presbyterian Church, First United Brethren Church, First United Church of Christ, First United Methodist Church, Free Methodist Church, German Reformed Church (historical), Glenwood Church, Immanuel Evangelical Church (historical), Immanuel United Methodist Church, Mount Hope Church, Mount Olive Church, Mount Olive Church (historical), Mount Pleasant Church, Noble United Methodist Church, North Freedom Church, Olive Branch Church (historical), Otterbein Church, Pleasant Ridge Church, Pleasant Valley Church (historical), Pleasant View Church (historical), Pleasant View Church (historical), Prairie Hall Church, Prairieton Church, Richland Church (historical), Saint Albans Episcopal Church, Saint Joseph Church (historical), Saint Josephs Roman Catholic Church, Saint Paul United Methodist Church, Saron Church, Seminary Tabernacle (historical), South Freedom Church, Sugar Creek Church, Trinity Lutheran Church, Trinity Lutheran Church (historical), Walnut Grove Church
Civil
Richland County, Township of Bonpas, Township of Claremont, Township of Decker, Township of Denver, Township of German, Township of Madison, Township of Noble, Township of Olney, Township of Preston
Dam
East Fork Lake Dam, Hahn Lake Dam, Illinois No Name Number 2037 Dam, Jordan Lake Dam, M D Borah Lake Dam, Millers Lake Dam, Nix Lake Dam, Vernor Lake Dam, Webber Lake Dam
Hospital
Jackson Hospital (historical), Richland Memorial Hospital, Summers Clinic (historical), Weber Medical Clinic (historical)
Lake
Lake Montclare
Locale
Cow Ford Ferry (historical), Richland Country Club
Oilfield
Calhoun Oil Field, Schnell East Oil Field
Park
Big Creek Woods Memorial Nature Preserve, Bower Park, City Park, Elliott Street Historic District, Gassmann Park
Populated Place
Amity, Berryville, Calhoun, Claremont, Dundas, Elbow, Fransonia (historical), Gallagher, Glenwood (historical), Noble, Olney, Parkersburg, Passport, Pureton, Schnell, Seminary, Stringtown, Wakefield, Watertown (historical), Wilsonburg (historical), Wynoose
Post Office
Dundas Post Office, Olney Post Office
Reservoir
East Fork Lake, East Fork Lake, Hahn Lake, Illinois No Name Number 2037 Reservoir, Jordan Lake, M D Borah Lake, McCarthy Lake, Millers Lake, Nix Lake, Olney Lake, Vernor Lake, Webber Lake
School
Amity School (historical), Barlow School (historical), Barton School (historical), Bethel Church (historical), Bird School (historical), Blackoak School (historical), Blue Jean School (historical), Blue Ridge School (historical), Breston School (historical), Brinkley School (historical), Brush College School (historical), Brushville School (historical), Center School (historical), Central Elementary School, Cherry Elementary School, Claremont Elementary School, Cotterell School (historical), Crum School (historical), Denver School (historical), East Richland High School, East Richland Middle School, Elwood School (historical), Ensor School (historical), Eureka School (historical), Eyer School (historical), Fransonia School (historical), Freedom School (historical), Gallagher School (historical), Glenwood School (historical), Grass Valley School (historical), Gumble School (historical), Harrison School (historical), Hawthorne School (historical), Hazel Dell School (historical), Hedrick School (historical), Hickory Point School (historical), Hinman School (historical), Kimmel School (historical), Kinkade School (historical), Leaf School (historical), Liberty Lawn School (historical), Linder School (historical), Lone Oak School (historical), Macksburg School (historical), Mason School (historical), McCauley School (historical), Moore School (historical), Mount North School, Mulberry School (historical), North Silver Street Public School (historical), Oak Grove School (historical), Oak Ridge School (historical), Oakdale School (historical), Olney Central College, Oregon School (historical), Pleasant Grove School (historical), Pleasant Valley School (historical), Pleasant View School (historical), Prairie Hall School (historical), Redhead School (historical), Ritter School (historical), Rock Branch School (historical), Roney School (historical), Saint Joseph School, Saint Joseph School, Seminary School (historical), Shady Grove School (historical), Shields School (historical), Sodom School (historical), Sunnyside School (historical), Sylvan Iris School (historical), Taylor School (historical), Totten School (historical), Troy School (historical), Union School (historical), Van Matre School (historical), Victory School (historical), Wakefield School (historical), Walnut Grove School (historical), West Richland Elementary School, West Richland High School, Whitaker School (historical), Wilson School (historical), Zion School (historical)
Stream
Bare Creek, Big Creek, Brown Creek, Buck Run, Calfkiller Creek, Camp Branch, Coon Creek, Douglas Creek, East Fork Fox River, Fox River, Greenwood Branch, Higgins Creek, Hog Run Creek, Jack Oak Creek, Jesse Creek, Little Fox Creek, Long Branch, Mash Creek, Murphy Creek, Rock Branch, Simmons Creek, Sugar Creek, Susan Branch, Turkey Creek
Summit
Onion Hill
Tower
WSEI-FM (Olney), WUSI-TV (Olney), WVLN-AM (Olney)
| Race | Population |
| White |  15,398 |
| Mixed | 123 |
| Asian | 99 |
| Black | 77 |
| American Indian | 20 |
| Hawaiian & Pacific Islander | 7 |
| Additional population tables : | |
| State population table | |
| Illinois population by county | |