Population27,987 (2020 Census)
Prairie Routes Lead Through a Historic County Seat
Logan County, IllinoisLincoln is the county seat and largest city, with Atlanta and other communities adding their own town centers. Interstate and older highway routes connect the surrounding countryside. This guide brings together a starting point for county information, public services and local connections. Begin with Lincoln, then use the resource links to plan the details of a visit or an everyday errand. Check directly with each provider for current hours, access and service availability before setting out.
Logan County at a Glance
Population27,987 (2020 Census)
County SeatLincoln
Largest MunicipalityLincoln
Established1839
ZIP Codes19 ZIP codes wholly or partly within the county (checked October 4, 2026)
Total Area618.9 sq mi (land and water; 2020 Census geography)
Major RoutesI-55; I-155; US 136; IL 10
Area Codes217 / 447 (common local area codes)
Meet Your County Advertisers
Local Connections for Everyday Needs
Explore Peasley Funeral Home for funeral services.
Discover Logan County
Logan County
The county was established in 1839 and named for physician and state representative John Logan. Boundary changes during the next several years produced its current extent. Today, Lincoln remains the county seat, while Lincoln is its largest municipality. The 2020 Census counted 27,987 residents across the county. Its towns and surrounding countryside offer different ways to understand the same place: through public buildings, transportation routes and the communities that connect them. Local records and historical collections provide a starting point for exploring how those connections changed over time.
Life in Logan County extends beyond a single town center. Lincoln and prairie travel corridors are part of the local setting, alongside the routine needs of households, schools and businesses. Use county offices for the services they administer and contact municipal or township offices when a question concerns a specific address. Planning around the actual destination helps make visits, appointments and local errands more practical, especially when travel crosses town or county boundaries.
What Shapes Us
Local Heritage
Established in 1839, Logan County has a history recorded in its communities and public institutions. Start with local collections to explore specific people, buildings and events.
Landscape and Connections
Lincoln and prairie travel corridors help distinguish Logan County. Its county seat, Lincoln, provides a useful starting point for understanding how nearby communities connect across the area.
Everyday Community
County and local offices connect residents with practical services. Follow the linked providers for details specific to your destination, address and purpose in Logan County.
Explore the towns, follow the stories, make local connections.
A Look Around
Scenes from Logan County
Places and details that tell a local story.
New Herald News
United Way of Logan County announces grant recipients and programs for 2027
Read the full story at New Herald News.
Read the Story Oct 16, 2026 • Local news
Around Logan County
Stories from every corner of Logan County.
United Way of Logan County announces grant recipients and programs for 2027
Read the full story at New Herald News.
Oct 16, 2026 • Local news
LDN Local - Logan County Board Finance Committee Discusses FY27 Budget Further
Read the full story at Lincoln Daily News.
Oct 15, 2026 • Local news
LDN Local - Logan County Board FH27 Budget
Read the full story at Lincoln Daily News.
Oct 13, 2026 • Local news
LDN Local - Logan County Board October Building and Grounds Meeting
Read the full story at Lincoln Daily News.
Oct 13, 2026 • Local news
2026 Logan County Tentative Multiplier Announced
Read the full story at New Herald News.
Oct 12, 2026 • Local news
Keep These Businesses in Mind
Start with a Direct Conversation
Contact Peasley Funeral Home directly to ask about current options, availability and the services you need.
County Resources
Find the Right Local Connection
Start with the responsible public agency or service provider. Statewide links are labeled so you can locate the office that serves your address.
Government
County & Local Resources
Supervisor of Assessments
Property assessments, exemptions and assessment office information.
Phone (217) 732-9635
Schools
County & Local Resources
Hospitals and Health
County & Local Resources
Warner Hospital And Health Services
Regional option in De Witt County
Address 422 W WHITE ST, Clinton
Phone (217) 935-9571
Carle Health Pekin Hospital
Regional option in Tazewell County
Address 600 SOUTH 13TH STREET, Pekin
Phone (309) 347-1151
Hopedale Hospital
Regional option in Tazewell County
Address 107 TREMONT STREET, Hopedale
Phone (309) 449-3321
Decatur Memorial Hospital
Regional option in Macon County
Address 2300 NORTH EDWARD STREET, Decatur
Phone (217) 876-8121
Public Safety
County & Local Resources
Emergency Services
County & Local Resources
Illinois Emergency Management Agency and Office of Homeland Security
Statewide or federal resource; select the office or service for your address.
National Weather Service
Statewide or federal resource; select the office or service for your address.
State Parks
County & Local Resources
Clinton Lake State Recreation Area
Dewitt — regional option in DeWitt County. Check facilities and access notices.
Weldon Springs State Park
Clinton — regional option in DeWitt County. Check facilities and access notices.
Spitler Woods State Natural Area
Mount Zion — regional option in Macon County. Check facilities and access notices.
Sand Ridge State Forest
Forest City — regional option in Mason County. Check facilities and access notices.
Spring Lake State Fish and Wildlife Area
Manito — regional option in Mason County. Check facilities and access notices.
Trails
County & Local Resources
Edward R. Madigan State Park
Lincoln, Logan County. Check trail access and permitted uses.
Clinton Lake State Recreation Area
Dewitt — regional option in DeWitt County. Check trail access and permitted uses.
Rock Springs Nature Center
Decatur — regional option in Macon County. Check trail access and permitted uses.
Spitler Woods State Natural Area
Mount Zion — regional option in Macon County. Check trail access and permitted uses.
Lincoln Memorial Garden Nature Center
Springfield — regional option in Sangamon County. Check trail access and permitted uses.
Utilities
County & Local Resources
Illinois Commerce Commission
Statewide or federal resource; select the office or service for your address.
Illinois 811 — JULIE
Statewide or federal resource; select the office or service for your address.
Illinois energy assistance
Find utility-bill assistance and the local administering agency.
Libraries
County & Local Resources
Atlanta Public Library District
Address 100 South East Race Street Post Office Box 68 Atlanta , IL 61723-0068
Phone 217-648-2112
Mount Pulaski Public Library District
Address 320 North Washington Street Mount Pulaski , IL 62548-1151
Phone 217-792-5919
Oreana Public Library
Regional library in Macon County; check borrowing eligibility
Address 211 South Route 48 Oreana , IL 62554-0278
Phone 217-468-2340
Barclay Public Library District
Regional library in Macon County; check borrowing eligibility
Address 220 South Main Street Warrensburg , IL 62573-0349
Phone 217-672-3621
Courts
County & Local Resources
Illinois Courts
Statewide or federal resource; select the office or service for your address.
Illinois Courts — Forms
Statewide or federal resource; select the office or service for your address.
Illinois Court Help
Court-process information and help for people without an attorney.
DMV
County & Local Resources
Transportation
County & Local Resources
Illinois Department of Transportation
Statewide or federal resource; select the office or service for your address.
Getting Around Illinois
Statewide or federal resource; select the office or service for your address.
Illinois public transportation
Find public transportation information and regional agencies.
IDOT transit programs
Transit program information, including rural and intercity services.
Amtrak Illinois services
Find Illinois intercity rail routes and stations; some counties require travel to a regional station.
Postal Services
County & Local Resources
USPS Location Finder
Statewide or federal resource; select the office or service for your address.
USPS ZIP Code Lookup
Statewide or federal resource; select the office or service for your address.
USPS Informed Delivery
Statewide or federal resource; select the office or service for your address.
Veterans
County & Local Resources
Illinois Department of Veterans Affairs
Statewide or federal resource; select the office or service for your address.
VA Facility Locator
Statewide or federal resource; select the office or service for your address.
Veterans Crisis Line
Statewide or federal resource; select the office or service for your address.
Employment
County & Local Resources
IllinoisJobLink — official job-seeker help
Statewide or federal resource; select the office or service for your address.
Illinois Department of Employment Security
Statewide or federal resource; select the office or service for your address.
Illinois workNet
Statewide or federal resource; select the office or service for your address.
Work for Illinois
Statewide or federal resource; select the office or service for your address.
A Useful Starting Point
County facts and practical links for everyday questions.
Questions and Answers
Get to Know Logan County
Find background and service information below, then follow the provider links for current details.
Lincoln is the county seat. Logan County Government provides county office information; check the office destination before traveling.
Lincoln is the largest municipality listed in the county reference. Countywide statistics include other communities and unincorporated areas as well.
The 2020 Census counted 27,987 residents. This is a decennial count, not a current-year population estimate.
Logan County was established in 1839. The county was established in 1839 and named for physician and state representative John Logan. Boundary changes during the next several years produced its current extent.
The county covers approximately 618.9 sq mi (land and water; 2020 Census geography). This total includes both land and water, rather than land area alone.
Lincoln is the county seat and largest city, with Atlanta and other communities adding their own town centers. Interstate and older highway routes connect the surrounding countryside.
Kidzeum of Health and Science Children's Museum is in Springfield, Sangamon County. This is a regional option outside Logan County. Check the provider’s current opening times and visitor information before traveling.
Use USPS ZIP Code Lookup with the full street address. A county boundary does not define a single postal delivery area.
Edward R. Madigan State Park is in Lincoln, Logan County. Check the provider’s current opening times and visitor information before traveling.
Weldon Springs State Park is in Clinton, DeWitt County. This is a regional option outside Logan County. Basic access is the free activity; extras may carry charges. Check the provider’s current opening times and visitor information before traveling.
Begin with the Illinois Department of Veterans Affairs to locate the appropriate service office, or the VA facility locator for federal facilities.
Meet Your County Advertisers
Local Connections for Everyday Needs
Explore Peasley Funeral Home for funeral services.
My Local Guide
Find Something Fun
Explore Local PlacesPlan your next stop around current information from each place.
Kids’ Fun
- Kidzeum of Health and Science Children's Museum — Springfield — regional option in Sangamon County
- Rock Springs Nature Center — Decatur — regional option in Macon County
- Henson Robinson Zoo — Springfield — regional option in Sangamon County
Restaurants
- Guzzardo's Italian Villa — Lincoln, Logan County
- Mama's Arcade — Lincoln, Logan County
- Stuffed Aria Pizza — Lincoln, Logan County
Shopping & Retail
- Gunnar Mast Trading Post — Atlanta, Logan County
- LaTeaDa Tea Room & Gift Shop — Clinton — regional option in DeWitt County
- Mari-Mann Herb Farm — Decatur — regional option in Macon County
Clothing & Boutiques
- Wooden It Be Lovely — Springfield — regional option in Sangamon County
- Giggles on Merchant — Decatur — regional option in Macon County
- SCHEELS – Springfield — Springfield — regional option in Sangamon County
Outdoor Fun
- Edward R. Madigan State Park — Lincoln, Logan County
- Funks Grove Nature Spaces — McLean — regional option in McLean County
- Weldon Springs State Park — Clinton — regional option in DeWitt County
Free Things To Do
- Weldon Springs State Park — Clinton — regional option in DeWitt County; basic grounds/trail visit. Rentals, camping, special activities or events may cost extra.
- Sand Ridge State Forest — Forest City — regional option in Mason County; basic grounds/trail visit. Rentals, camping, special activities or events may cost extra.
- Spring Lake State Fish and Wildlife Area — Manito — regional option in Mason County; basic grounds/trail visit. Rentals, camping, special activities or events may cost extra.
Make Time for Local DiscoveriesChoose Your Next Stop