Union County Illinois - Government Site
Population: 18,261
Area: 416 square miles
County Seat: Jonesboro
Area Code(s) in use: 618
Time Zone: CST
Adjacent counties:
Alexander Cape Girardeau (MO) Jackson Johnson Perry (MO) Pulaski Williamson
Airport
Houseman Airport, Joan Graves Edwards Heliport, Keil Airport, Lambdins Field
Arch
Preachers Eye
Building
Anna City Hall, Cobden City Hall, Cobden Museum, Dongola City Hill, Dongola Public Library, Jonesboro City Hall, Jonesboro Public Library, Stinson Memorial Library, Union County Courthouse
Canal
Clear Creek Ditch, Line C Ditch, Number 7 Ditch
Cemetery
Alto Pass City Cemetery, American Legion Cemetery, Anna City Cemetery, Anna State Hospital Cemetery, Antioch Cemetery, Bankston Cemetery, Beech Grove Church Cemetery, Beeds Grove Cemetery, Bell Hill Cemetery, Benjamin Vancil Cemetery, Bethany Cemetery, Bethel Cemetery, Big Creek Church Cemetery, Bittle Cemetery, Blessing Cemetery, Bolte Hill Cemetery, Brown Cemetery, Brown Cemetery, Brownrig Wiggs Cemetery, Campground Church Cemetery, Casper Church Cemetery, Catholic Cemetery, Cauble Cemetery, Cedar Grove Cemetery, Chapel Cemetery, Christian Chapel Cemetery, Clay Cemetery, Cobden City Cemetery, Collins Cemetery, Conner Cemetery, Cummins Cemetery, Davis Cemetery, Duck Ponds Cemetery, Ebenezer Hall Cemetery, Ebenezer Methodist Cemetery, Fellowship Church Cemetery, Frick Cemetery, Friendship Cemetery, Garrot Cemetery, Goddard Cemetery, Grammer Cemetery, Grammer Cemetery, Green Cemetery, Grieb Cemetery, Guthrie Cemetery, Hall Cemetery, Hall Union Cemetery, Hamburg Hill Cemetery, Hinkle Cemetery, Hinkle Cemetery, Hittenmeir Cemetery, Holshouser Cemetery, Housman Cemetery, Hunsaker Cemetery, IOOF Cemetery, Jonesboro City Cemetery, Karaker Cemetery, Keith Cemetery, Keller Cemetery, Kelley Cemetery, Kimmel Cemetery, Kimmel Cemetery, Kimmel Cemetery, Kollehner Cemetery, Lamer Cemetery, Le Yerle Cemetery, Lick Creek Baptist Church Cemetery, Lick Creek Cemetery, Limestone Church Cemetery, Lingle Cemetery, Lockard Cemetery, Lutheran Chapel Cemetery, Lyerly Cemetery, Martin Cemetery, McGinnis Cemetery, Meisenheimer Cemetery, Miles Cemetery, Miller Cemetery, Mission Chapel Cemetery, Morgan Cemetery, Morris Cemetery, Mount Hebron Cemetery, Mount Pisgah Cemetery, Mount Tabor Cemetery, Mount Zion Cemetery, Mount Zion Cemetery, Murphy Cemetery, Nimmo Cemetery, Nisbet Cemetery, Old Limestone Church Cemetery, Pleasant Grove Cemetery, Rallo Cemetery, Reece Cemetery, Rich Cemetery, Saint Johns Cemetery, Saint Joseph Cemetery, Saratoga Cemetery, Sensmeier Cemetery, Sheffer Cemetery, Sitter Cemetery, Six Mile Cemetery, South Pass Cemetery, Stegmier Cemetery, Stone Cemetery, T S Hunsaker Cemetery, Toledo Church Cemetery, Treece Cemetery, Trinity Cemetery, Tripp Cemetery, Union Cemetery, Union Springs Cemetery, Vancil Cemetery, Vick Cemetery, Walker Cemetery, Walker Cemetery, Wall Cemetery, Wall Cemetery, Walnut Grove Church Cemetery, Water Valley Cemetery, West Liberty Cemetery, Wiggs Cemetery, Willard Cemetery, Williams Cemetery
Church
Anna Heights Baptist Church, Bethany Church, Bethel Church, Big Creek Church, Campground Church, Casper Church, Christian Chapel, Church of Christ, Church of the Nazarene, Cumberland Church, Ebenezer Church, Fellowship Church, First Baptist Church, First Baptist Church of Jonesboro, First Christian Church, First Presbyterian Church, Friendship Church, Galilee Church, Kornthal Church, Lick Creek Church, Limestone Church, Lockard Chapel Baptist Church, Lyerle Chapel, Mount Hebron Church, Mount Moriah Evangelical Lutheran Church, Mount Olive Church, Mount Pleasant Church, Mount Zion Church, New Hope Church, Pleasant Ridge Church, Saint Annes Episcopal Church, Saint Johns Church, Saint Marys Roman Catholic Church, Shiloh Church, Toledo Church, Trinity Lutheran Church, Union Church (historical), Union Springs Church, United Methodist Church of Anna, Walnut Grove Church, Ware Baptist Church, Ware United Methodist Church, Water Valley Church
Civil
Alto Pass Election Precinct, Anna District Number 1 Election Precinct, Anna District Number 2 Election Precinct, Anna District Number 3 Election Precinct, Anna District Number 4 Election Precinct, Anna District Number 5 Election Precinct, Anna District Number 6 Election Precinct, Balcom Election Precinct, Cobden District Number 1 Election Precinct, Cobden District Number 2 Election Precinct, Dongola District Number 1 Election Precinct, Dongola District Number 2 Election Precinct, Jonesboro District Number 1 Election Precinct, Jonesboro District Number 2 Election Precinct, Lick Creek Election Precinct, Mill Creek Election Precinct, Saratoga Election Precinct, Stokes Election Precinct, Union County, Union District Number 1 Election Precinct, Union District Number 2 Election Precinct
Cliff
Drapers Bluff
Crossing
Interchange 24, Interchange 30, Interchange 36
Dam
Alto Pass Reservoir Dam, Anna State Hospital Reservoir Dam, Dongola Lake Dam, Illinois No Name Number 2001 Dam, Illinois No Name Number 81 Dam
Flat
Hogans Bottoms
Forest
Trail of Tears State Forest, Union County State Forest
Hospital
Choate Mental Health and Development Center, Union County Hospital
Island
Crawford Towhead, Hanging Dog Island, Swiftsure Towhead, Vancill Towhead
Lake
Bluff Lake, Conaway Lake, Morgan Pond, Otter Pond, Upper Bluff Lake, Wolf Lake
Locale
Allens Flat Picnic Area, Big Inch Pipe Line, Drapers Bluff Point of Interest, Hamburg School, Kings Ferry, McCann Springs Picnic Area, McGee Hill Picnic Area, Pine Hills Campground, Progress, Union County Country Club, Wayside, Willard Landing, Wilson Landing, Winter Pond Picnic Area
Mine
Jonesboro Quarry
Park
Berryville Shale Glade Nature Preserve, Brown Barrens Nature Preserve, La Rue Swamp Nature Preserve, Larue-Pine Hills National Natural Landmark, Lincoln Memorial Picnic Grounds, McClure Shale Glade Nature Preserve, Ozark Hills Nature Preserve, Union County State Conservation Area
Pillar
Chimney Rock
Populated Place
Aldridge, Alto Pass, Anna, Balcom, Bennett Landing, Berryville, Cobden, Dongola, Dutch Mills, Halsey, Hamburg Landing, Jonesboro, Kaolin, La Rue, Lick Creek, Mason, Mill Creek, Moscow, Mount Pleasant, Mountain Glen, Pottsville, Reynoldsville, Saratoga, Springville, The Hall, Union Point, Valley Mission, Ware, Water Valley, Wolf Lake
Post Office
Anna Post Office, Cobden Post Office, Dongola Post Office, Jonesboro Post Office, Wolf Lake Post Office
Reserve
Bald Knob Wilderness, Clear Springs Wilderness, Panther Den Wilderness
Reservoir
Alto Pass Reservoir, Anna State Hospital Reservoir, Dongola Lake, State Pond
Ridge
Atwood Ridge
School
Anna Junior High School, Anna-Jonesboro High School, Barringer School (historical), Beech Grove School, Big Barn School (historical), Bluff School (historical), Brooks School (historical), Brummitt School (historical), Cauble School, Center Hill School (historical), Cobden Elementary School, Cobden High School, Davie Elementary School, Dongola High School, Egypt School (historical), Friendship School (historical), Gregory School, Hambric School, Hamburg School, Hess School (historical), Hoffner School (historical), Holshauser School (historical), John Rich School (historical), Jonesboro Elementary School, Karraker School (historical), Knupp School (historical), Lake Hill School (historical), Lamer School, Lence School (historical), Lick Creek Elementary School, Limestone School (historical), Lincoln Elementary School, Lingle School, Little Creek School (historical), Low Gap School (historical), Lylerle School, Mackey School (historical), McCann School (historical), McCavens School (historical), McClure School (historical), McGuire School, McLane School (historical), Miller Pond School, Miller School (historical), Misenheimer School (historical), Misenheimer School (historical), Morgan School (historical), Murphy School (historical), Newton School (historical), Nimmo School (historical), Penrod School (historical), Pleasant Ridge School (historical), Progress School (historical), Red Bud School (historical), Rendleman School, Reynoldsville School, Saratoga School (historical), Shawnee High School, Sifford School (historical), Sitter School (historical), Sivia School (historical), Sublette School, Swan Pond School (historical), Toppingtown School (historical), Tripp School (historical), Truelove School (historical), Tunnel Hill School, Tygett School (historical), Union Point School, Union School (historical), Water Valley School (historical)
Spring
Roaring Spring
Stream
Adds Branch, Big Creek, Bradshaw Creek, Caney Creek, Crooked Creek, Dry Branch, Dutch Creek, Green Creek, Harrison Creek, Lingle Creek, Little Creek, Mill Creek, Picayune Chute, Porterfield Creek, Running Lake Ditch, Seminary Fork
Summit
Bald Knob, Buck Knob, Government Rock, Hamburg Hill, Iron Mountain, Jims Hill, McGee Hill, Milligan Hill, Pine Knob, Tiptop Knob
Tower
Atwood Lookout Tower, Water Valley Lookout Tower, WRAJ-AM (Anna), WRAJ-FM (Anna)
Valley
Kratzinger Hollow, North Ripple Hollow, Ranbarger Hollow, You-Be Hollow
| Race | Population |
| White |  17,768 |
| Black | 178 |
| Mixed | 142 |
| Asian | 86 |
| American Indian | 84 |
| Hawaiian & Pacific Islander | 3 |
| Additional population tables : | |
| State population table | |
| Illinois population by county | |