Population77,145 (July 1, 2025 Census estimate)
A Courthouse Landmark With A Changing Form
Lincoln County, South DakotaCanton anchors Lincoln County in southeastern South Dakota, where its courthouse records several stages of public investment. Newton Hills, Good Earth State Park and Lake Alvin provide other geographic reference points, connecting the county’s civic story with a wider public landscape. The U.S. Census Bureau estimated 77,145 residents in Lincoln County, South Dakota, on July 1, 2025. The county has approximately 577 square miles of land, according to the 2020 Census Gazetteer.
Lincoln County at a Glance
Population77,145 (July 1, 2025 Census estimate)County SeatCantonEstablished1867 (organized; NACo County Explorer)Total Area, Including Water577.748 square miles, including water (2020 Census geography)Area Codes605
Discover Lincoln County
Lincoln County
Lincoln County's history identifies an 1867 organization milestone and an initial courthouse donated in 1875. Later additions expanded the building in the 1890s, including the clock-tower section. The evolving structure makes civic growth visible in one place, while the county's wider landscape includes several state-managed recreation and historical destinations. Successive additions reveal that public architecture can record several periods of local development. The courthouse and state-managed places offer different scales for considering the relationship between community institutions and their surroundings.
Begin in Canton with the courthouse story, then choose Newton Hills, Good Earth or Lake Alvin for a separate outing. These destinations serve different purposes and have their own visitor arrangements. Good Earth's historical significance deserves attention alongside its landscape setting. A courthouse stop and one managed outdoor destination provide a manageable introduction. Use the destination's interpretation to understand its particular significance instead of treating all three places as interchangeable recreation areas.
What Shapes Us
Local Character
Newton Hills, Good Earth State Park and Lake Alvin provide other geographic reference points, connecting the county's civic story with a wider public landscape.
Community History
Lincoln County's history identifies an 1867 organization milestone and an initial courthouse donated in 1875. Later additions expanded the building in the 1890s, including the clock-tower section.
Explore Locally
Begin in Canton with the courthouse story, then choose Newton Hills, Good Earth or Lake Alvin for a separate outing.
Discover public history in the places a community preserves.
A Closer Look
Lincoln County
Places and perspectives from Lincoln County
County Guide
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Read the Story ExploreAround Lincoln County
Stories from every corner of Lincoln County.
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ExploreCounty Resources
Find the Right Local Connection
Start with the organization responsible for the service you need. Follow its official link for current requirements, office locations and availability.
Government
SECRETARY OF STATE ANNOUNCES GUIDANCE ON NEW VOTER REGISTRATION LAW
Schools
Public school contacts
Selected local schools from the NCES 2024-2025 directory. Contact the school or district to confirm enrollment, attendance boundaries and current services; this is not a complete school list.
Lawrence Elementary – 02 – Elementary; grades KG-05. 724 N Sanborn, Canton, SD 57013. 605-764-2579.
Freedom Elementary – 06 – Elementary; grades KG-05. 1101 Tom Sawyer Trl, Harrisburg, SD 57032. 605-743-2567.
Lennox Elementary – 02 – Elementary; grades PK-04. 305 W 5th Ave, Lennox, SD 57039. 605-647-2203.
Tea Area Legacy Elementary – 01 – Elementary; grades KG-05. 500 W Charish St, Tea, SD 57064. 605-498-2700.
Canton High School – 01 – High; grades 09-12. 800 N Main St, Canton, SD 57013. 605-764-2706.
Canton Middle School – 04 – Middle; grades 06-08. 800 N Main St, Canton, SD 57013. 605-764-2706.
Adventure Elementary – 10 – Elementary; grades KG-05. 27220 472nd Ave, Sioux Falls, SD 57108. 605-432-2567.
Hospitals
Local hospital contacts
Facility contacts from the CMS Hospital General Information directory, updated July 22, 2026. Contact the facility directly to confirm current services and appointment arrangements.
Sanford Canton-Inwood Medical Center – Cah – Critical Access Hospitals. 440 North Hiawatha Drive, Canton, SD 57013. 605-764-1500.
Avera Heart Hospital Of South Dakota – Acute Care Hospitals. 4500 W 69Th St, Sioux Falls, SD 57108. 605-977-7000.
Public Safety
Libraries
Local library contacts
Locations and public phone numbers are from the IMLS FY2024 Public Libraries Survey. Call the branch to confirm current hours and services before visiting.
Canton Public Library – 225 N Broadway, Canton, SD 57013. 605-987-5831.
Harrisburg Community Library – 200 Willow Street, Room C100, Harrisburg, SD 57032. 605-767-7910.
Hudson Public Library – 316 Wheelock, Hudson, SD 57034. 605-984-2179.
Lennox Community Library – 208 W. 5Th Street, Lennox, SD 57039. 605-647-2203.
Tea Community Library – 500 W. Brian, Tea, SD 57064. 605-498-0281.
DMV
South Dakota — Vehicle titles and registration
South Dakota — Driver license locations and hours
South Dakota — Schedule a driver license renewal appointment
South Dakota — Renew a driver license in person
South Dakota — Revenue online services including vehicle renewals
Postal Services
USPS location finder — Search by street address, city or ZIP Code for nearby post offices, collection boxes and available services.
USPS ZIP Code lookup — Find the mailing ZIP Code for a specific street address.
USPS Hold Mail — Arrange a temporary mail hold and review identity-verification requirements.
USPS change of address and forwarding — Review forwarding options and submit an address-change request through USPS.
USPS package pickup — Check pickup availability for your address and schedule eligible shipments.
Veterans
Administration Offices Closed Veterans Day
National services available to local residents
VA accredited representatives — Find help with VA claims and benefit applications.
VA health care applications — Review application options and supporting information.
VA disability claims — Find the official steps for submitting a disability claim.
GI Bill and education benefits — Review how to apply for VA education benefits.
Veteran career and employment support — Explore VA employment, training and career assistance.
Employment
National services available to local residents
USAJOBS federal employment — Search federal openings by location and occupation.
Apprenticeship Finder — Search apprenticeship opportunities by location and occupation.
My Next Move career exploration — Explore occupations, industries and career interests.
Government job-training resources — Find routes to state training programs and support for different job seekers.
Unemployment benefit guidance — Find your state program and its application and eligibility information.
Get to Know Lincoln County
Useful answers for residents, visitors and anyone planning their next step.
Local Questions
Lincoln County Questions, Answered
Explore practical details about the county and the organizations that serve it.
77,145 (July 1, 2025 Census estimate). This is a dated Census Bureau estimate, rather than a live resident count.
577.748 square miles, including water (2020 Census geography). The total combines land and water area.
Start with SECRETARY OF STATE ANNOUNCES GUIDANCE ON NEW VOTER REGISTRATION LAW, linked from the government source used for this county. Check that page for current details before visiting or submitting a request.
Start with Administration Offices Closed Veterans Day, linked from the government source used for this county. Check that page for current details before visiting or submitting a request.
Start with Sheriff, linked from the government source used for this county. Check that page for current details before visiting or submitting a request.
Start with these official South Dakota resources: Vehicle titles and registration; Driver license locations and hours; Schedule a driver license renewal appointment. Choose the page for the service you need, then check its office or online instructions before making a trip. These links cover state services; they do not establish that every transaction is available at a county office.
Use USPS ZIP Code Lookup for the mailing ZIP Code of a specific street address. Use the USPS location finder to search for nearby postal facilities and available services. An address lookup is more useful for mailing than assuming the entire county shares one ZIP Code.
Search USAJOBS for federal positions and the Apprenticeship Finder for apprenticeship opportunities, using location filters to narrow the results. USAGov job-training guidance points to training programs and state resources. Check each listing for current availability, eligibility and application instructions; a search result does not guarantee an opening in the county.
Lincoln County's history identifies an 1867 organization milestone and an initial courthouse donated in 1875. Later additions expanded the building in the 1890s, including the clock-tower section. The evolving structure makes civic growth visible in one place, while the county's wider landscape includes several state-managed recreation and historical destinations. Successive additions reveal that public architecture can record several periods of local development. The courthouse and state-managed places offer different scales for considering the relationship between community institutions and their surroundings.
Begin in Canton with the courthouse story, then choose Newton Hills, Good Earth or Lake Alvin for a separate outing. These destinations serve different purposes and have their own visitor arrangements. Good Earth's historical significance deserves attention alongside its landscape setting. A courthouse stop and one managed outdoor destination provide a manageable introduction. Use the destination's interpretation to understand its particular significance instead of treating all three places as interchangeable recreation areas.
The 2020 Census geography figures record 577.293 square miles of land and 0.455 square miles of water in Lincoln County. The county’s total area includes both. These are geographic measurements for that Census vintage, not a measurement of current water levels or public recreation access.
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