Population9,314 (July 1, 2025 Census estimate)
A Railway Town And A County-Seat Debate
Turner County, South DakotaParker anchors Turner County, where Swan Lake City held the earlier seat and several communities competed for the later civic role. Centerville, Marion and Hurley add other local identities, connecting county history with stage routes, railway planning and a network of towns. The U.S. Census Bureau estimated 9,314 residents in Turner County, South Dakota, on July 1, 2025.
Turner County at a Glance
Population9,314 (July 1, 2025 Census estimate)
County SeatParker
Established1871 (organized; NACo County Explorer)
Total Area, Including Water617.696 square miles, including water (2020 Census geography)
Area Codes605
Turner County
Turner County was founded in 1871 and named for territorial legislator John W. Turner. Swan Lake City was the first seat. Railway-era Parker developed later, and a prolonged contest involving several towns ended with the seat moving there in 1885. The courthouse was completed in 1902. The competing communities show how railway development and local ambition intersected with government. The later courthouse made the eventual choice visible in architecture, following years in which the civic location remained contested.
Begin with Parker's courthouse story, then consider Swan Lake or another former contender through local historical interpretation. The county's town network makes transportation a useful theme. Distinguish earlier settlement locations from present public destinations when choosing a route or researching old records. A two-community comparison can make the contest more tangible than a courthouse visit alone. Follow a particular historical account and distinguish surviving public landmarks from the sites of earlier institutions.
What Shapes Us
Local Character
Parker anchors Turner County, where Swan Lake City held the earlier seat and several communities competed for the later civic role.
Community History
Turner County was founded in 1871 and named for territorial legislator John W. Turner. Swan Lake City was the first seat.
Explore Locally
Begin with Parker's courthouse story, then consider Swan Lake or another former contender through local historical interpretation. The county's town network makes transportation a useful theme.
Turner County
Places and perspectives from Turner County
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Read the Story ExploreAround Turner County
Stories from every corner of Turner County.
Brown County
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Lawrence County
Deadwood anchors Lawrence County on South Dakota's western border, while Lead, Spearfish and Whitewood provide other community identities. The county's name recalls its first treasurer, and its historical…
ExploreFind 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.
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.
Centerville Elementary – 02 – Elementary; grades PK-05. 610 Lincoln St, Centerville, SD 57014. 605-563-2291.
Irene – Wakonda High School – 01 – High; grades 09-12. 130 E State St, Irene, SD 57037. 605-263-3313.
Marion Elementary – 02 – Elementary; grades PK-05. 100 S Cedar St, Marion, SD 57043. 605-648-3615.
Parker Elementary – 02 – Elementary; grades PK-06. 335 W 1st St, Parker, SD 57053. 605-297-3237.
Viborg-Hurley Middle School – 03 – Middle; grades 05-08. 501 Adams St, Hurley, SD 57036. 605-766-5418.
Cameron Colony Elementary – 04 – Elementary; grades KG-08. 28971 447th Ave, Viborg, SD 57070. 605-766-5418.
Centerville High School – 01 – High; grades 09-12. 610 Lincoln St, Centerville, SD 57014. 605-563-2291.
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.
Pioneer Memorial Hospital – Cah – Critical Access Hospitals. 315 N Washington Ave Post Office Box 368, Viborg, SD 57070. 605-326-5161.
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.
Centerville Community Library – 421 Florida, Centerville, SD 57014. 605-563-2540.
Hurley Public Library – 603 Center Avenue, Hurley, SD 57036. 605-238-5680.
Irene School/Community Library – 130 E State St, Irene, SD 57037. 605-263-3311.
Parker Public Library – 290 N Main, Parker, SD 57053. 605-297-5552.
Viborg Public Library – 114 N Main Street, Viborg, SD 57070. 605-326-5481.
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
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 Turner County
Useful answers for residents, visitors and anyone planning their next step.
Turner County Questions, Answered
Explore practical details about the county and the organizations that serve it.
9,314 (July 1, 2025 Census estimate). This is a dated Census Bureau estimate, rather than a live resident count.
617.696 square miles, including water (2020 Census geography). The total combines land and water area.
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.
The VA explains how to find and appoint an accredited representative for benefit claims. Contact a representative to confirm availability before appointing them. For education benefits, use the GI Bill application guidance. These are national VA services available to eligible local residents, rather than a listing of county offices.
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.
Turner County was founded in 1871 and named for territorial legislator John W. Turner. Swan Lake City was the first seat. Railway-era Parker developed later, and a prolonged contest involving several towns ended with the seat moving there in 1885. The courthouse was completed in 1902. The competing communities show how railway development and local ambition intersected with government. The later courthouse made the eventual choice visible in architecture, following years in which the civic location remained contested.
Begin with Parker's courthouse story, then consider Swan Lake or another former contender through local historical interpretation. The county's town network makes transportation a useful theme. Distinguish earlier settlement locations from present public destinations when choosing a route or researching old records. A two-community comparison can make the contest more tangible than a courthouse visit alone. Follow a particular historical account and distinguish surviving public landmarks from the sites of earlier institutions.
The 2020 Census geography figures record 617.064 square miles of land and 0.632 square miles of water in Turner 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.
In the Census Bureau’s 2025 estimate series, Turner County had an estimated 8,684 residents on July 1, 2020, and 9,314 on July 1, 2025. Over that interval, the estimated population increased by 630 residents, or about 7.3%. Both figures come from the same estimate vintage, which revises earlier years for a consistent comparison.
Parker is the county seat listed for Turner County by the National Association of Counties. For an office visit, confirm the specific department’s address before traveling. NACo county profile.
Find Something Fun
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