Osceola County Iowa - Government Site
Population: 6,629
Area: 399 square miles
County Seat: Sibley
Area Code(s) in use: 712
Time Zone: CST
Adjacent counties:
Clay Dickinson Jackson (MN) Lyon Nobles (MN) O'Brien Sioux
Airport
Osceola Community Hospital Heliport, Sibley Municipal Airport
Area
Wolters Prairie
Bridge
Klondike Bridge
Building
Ashton Fire Department, Ashton Public Library, Harris Fire Station, McCallum Museum and Brunson Heritage House, Melvin Public Library, Ocheyedan Public Library, Osceola County Courthouse, Osceola County Sheriffs Office, Sibley Public Library, Wilson Townhall
Canal
Judicial Ditch Number 64, Judicial Ditch Number 64
Cemetery
Baker Township Cemetery, Fairview Cemetery, Gilman Cemetery, Goewey Township Cemetery, Harrison Cemetery, Holman Cemetery, Hope German Presbyterian Cemetery, Horton Township Cemetery, Mennonite Cemetery, North Sibley Cemetery, Ocheyedan Township Cemetery, Saint Andrews Cemetery, Saint Marys Cemetery, Union Cemetery, Wilson Township Cemetery, Zion Evangelical Lutheran Cemetery
Church
American Lutheran Church, Ashton Bible Church, Christian Reformed Church, Christian Reformed Church, First Baptist Church, First Presbyterian Church, First Reformed Church, Methodist Church, Methodist Church, Our Lady of Perpetual Help Church, Presbyterian Church, Saint Andrews Church, Saint John Lutheran Church, Saint Peter Lutheran Church, Trinity Lutheran Church, Trinity Reformed Church, United Church of Christ, United Methodist Church, Zion Lutheran Church
Civil
Osceola County, Township of Allison, Township of Baker, Township of East Holman, Township of Fairview, Township of Gilman, Township of Goewey, Township of Harrison, Township of Horton, Township of Ocheyedan, Township of Viola, Township of West Holman, Township of Wilson
Hospital
Country View Manor Incorporated, Family Medicine Clinic, Friendly Dental Clinic, Northwest Iowa Urologists Center, Osceola Community Hospital, Sibley Care Center, Sibley Eye Care Center, Sibley Family and Sports Chiropractic Center, Wiese Chiropractic Office
Lake
Chain Lake (historical), Iowa Lake, Rush Lake
Locale
Allendorf, Ashton, Cloverdale (historical), Co-op Elevator Association - Sibley Elevator, Cooperative Elevator, Gopher, Harris, Holman (historical), Leinen Pits Access, Melvin (historical), Northwest Iowa Cooperative Elevator, Ocheyedan, Ocheyedan 'Y' Rest Area, Osceola County Fairgrounds, Peters Pit Access Area, Sanborn Co-op Grain Company Elevator, Sibley, Sibley Golf and Country Club, Thomas Pit Access
Park
Ashton Park, Ashton Pits State Public Hunting Area, Central Park, Dagel Unit - Otter Creek Wildlife Management Area, Devils Ridge Wildlife Area, Dirks Wildlife Management Area, Ely-Bauermeister Wildlife Management Area, Fairgrounds Park, Fairview Prairie Wildlife Management Area, Goewey Prairie Preserve, Horton Township Cemetery Prairie Preserve, Iowa Lake Park, Iowa Lake State Game Management Area, Johnson Wilderness Area, Keller Wildlife Area, Loof Wildlife Management Area, May City Wildlife Management Area, Melvin Arboretum Park, Ocheyedan Mound Wildlife Area, Ocheyedan Pits Recreation Area, Ocheyedan Well Wildlife Area, Ransom Wildlife Management Area, Robinson Park, Roelf-Johnson Wildlife Management Area, Rush Lake State Game Management Area, Sharbondy Park, Sibley Unit - Otter Creek Wildlife Management Area, Snyder Wildlife Management Area, Strouth Wildlife Management Area, Sunset Park, Swalve Wildlife Management Area, Swanson Wildlife Area, Timmons Wildlife Refuge, Veldboom Wildlife Management Area, Viola Wildlife Management Area, Wheeler Wildlife Refuge, Willow Creek County Recreation Area, Willow Creek Fen - Wetlands Area, Wilson Pit Wildlife Area
Populated Place
Allendorf, Ashton, Cloverdale, Harris, May City, Melvin, Ocheyedan, Sibley
Post Office
Allendorf Post Office (historical), Ashton Post Office, Cloverdale Post Office (historical), Gopher Post Office (historical), Harris Post Office, Holman Post Office (historical), May City Post Office (historical), Melvin Post Office (historical), Ocheyedan Post Office, Ocheyedan Post Office (historical), Runyan Post Office (historical), Sibley Post Office
School
Ben Franklin Elementary School, Harris-Lake Park School, Ocheyedan Christian School, Ocheyedan Community School, Sibley High School, Zion School
Stream
Dry Run, Kappes Creek, Little Ocheyedan River, Osterman Creek, Rush Lake Outlet, Wagner Creek
Summit
Hawkeye Point, Ocheyedan Mound
Swamp
Sutton Lake Marsh, Wasmund Slough
Trail
Winkel Memorial Trail
| Race | Population |
| White |  6,540 |
| Mixed | 30 |
| Black | 22 |
| American Indian | 21 |
| Asian | 15 |
| Hawaiian & Pacific Islander | 1 |
| Additional population tables : | |
| State population table | |
| Iowa population by county | |