About Perkins County
Perkins County is located in the northwestern corner of South Dakota, bordering North Dakota to the north and approximately 20 miles from the Montana border to the west. Established in 1908 and organized in 1909, Perkins County was named after South Dakota Senator Henry E. Perkins. Perkins County Seat is Bison, a small community that is the administrative and commercial hub of this rural county. Perkins County includes approximately 2,891 square miles of rolling prairie and grasslands, making it one of the larger counties by area in South Dakota.
The 2020 Census recorded a population of approximately 2,835 residents, reflecting Perkins County's sparse rural character with a population density of less than one person per square mile. The scene is dominated by ranching operations, with the Grand River flowing through the southern portion of Perkins County. Major landmarks include the Shadehill Recreation Area and Shadehill Reservoir, which provide opportunities for fishing, boating, and camping.
Perkins County's economy has historically been anchored by cattle ranching and agriculture, with some oil and gas exploration activity in recent decades. Key county offices are located in Bison, including Perkins Register of Deeds at the courthouse (100 Main Street, Bison, SD 57620), Perkins County Clerk of Courts, and Perkins Director of Equalization's office. Perkins County maintains its governmental functions from the historic courthouse building in downtown Bison.
Perkins County exemplifies the character of western South Dakota's frontier heritage, with wide open spaces, strong agricultural traditions, and close-knit communities that include the towns of Bison, Lemmon (partially), and Prairie City.
Sheriff, Police & Law Enforcement
Sheriff & Law Enforcement
Perkins County Sheriff's Office is responsible for law enforcement across the unincorporated areas of Perkins County. The office handles a range of duties including patrolling rural areas, executing warrants, and serving civil papers. The Sheriff's Office also manages Perkins County Jail, processes arrests, and maintains criminal records. A notable program within the Sheriff's Office is its community outreach initiative, which aims to foster better relationships between law enforcement and residents through education and engagement activities.
Police Departments
In addition to Perkins County Sheriff's Office, law enforcement in Perkins County includes municipal police departments such as the Lemmon Police Department. The Sheriff's Office covers the rural and unincorporated areas, while the Lemmon Police Department handles law enforcement within the city limits of Lemmon. These agencies coordinate on major crimes and emergencies, making sure of full coverage and response throughout Perkins County.
Law Enforcement & Arrests
Law enforcement in Perkins County, South Dakota is primarily provided by Perkins County Sheriff's Office, SD 57620. The Sheriff's Office can be reached at and is responsible for patrol services throughout Perkins County's 2,891 square miles, operating Perkins County jail, serving civil process, and providing court security. Perkins County Jail is a small detention facility located adjacent to the courthouse in Bison that houses pre-trial detainees and sentenced misdemeanor offenders.
- Citizens may request arrest records, incident reports, and booking information by submitting a written or in-person request to Perkins County Sheriff's Office.
- South Dakota law requires that such requests be fulfilled within a reasonable time, though agencies may charge reasonable copying fees.
- Mugshot and booking photos are typically available through direct request to the Sheriff's Office, though they may not be posted online.
- Processing times for records requests vary depending on the nature and volume of the request.
Inmate information and booking records can be obtained by contacting the Sheriff's Office directly during business hours, as Perkins County does not currently maintain an online inmate roster due to its small size. The city of Bison, as Perkins County Seat, may have limited municipal law enforcement or relies on county sheriff services. Arrest records in Perkins County are considered public records under South Dakota Codified Law § 1-27, which establishes the state's open records framework.
The Sheriff's Office works cooperatively with the South Dakota Highway Patrol, which has jurisdiction on state and federal highways running through Perkins County, including US Highway 85 and State Highway 20. For regional support, the Sheriff's Office may coordinate with neighboring county agencies in Corson, Meade, Butte, and Ziebach counties. There are no tribal police jurisdictions within Perkins County proper, though it borders areas with significant Native American populations.
All law enforcement records are subject to South Dakota's public records laws, with certain exemptions for ongoing investigations and confidential informant information as provided under SDCL § 1-27-1.5.
Criminal, Arrest & Jail Records
Criminal Records
Criminal records in Perkins County cover felony, misdemeanor, traffic violations, and the sex offender registry. The Sheriff's Office, along with the South Dakota Unified Judicial System, maintains these records. Residents can conduct background checks through the South Dakota Bureau of Investigation, which provides statewide criminal history information. The Bureau offers online services for background checks, making it accessible for Perkins County residents seeking full criminal records.
Arrest Records
Arrest records in Perkins County are maintained by Perkins County Sheriff's Office. These records include details of the arrest, charges, and personal information of the individual. Residents and attorneys can request arrest records by contacting the Sheriff's Office directly. The records are subject to the South Dakota Sunshine Law, which governs public access to government records. Typically, arrest records will provide the date of arrest, charges filed, and the arresting agency.
Jail & Inmate Records
Perkins County Jail, located in Bison, is the primary detention facility for Perkins County. The booking process involves fingerprinting, photographing, and recording personal information of the arrestees. Inmate lookup services are available through the Sheriff's Office, allowing family and legal representatives to find information about current detainees. Visitation rules require prior scheduling and adherence to specific guidelines set by the facility.
- The bond and bail process in South Dakota allows for cash or surety bonds, and information on posting bail can be obtained from the jail staff.
Mugshots & Booking Photos
Mugshots in Perkins County are taken and retained by Perkins County Sheriff's Office during the booking process. These booking photos are part of the arrest records and can be accessed through the Sheriff's Office. While the Sheriff's website may not provide direct access to mugshots, requests can be made in person or via mail. South Dakota does not have specific laws for the removal of mugshots from public records, so they remain accessible unless expunged by court order.
Courts & Case Records
Perkins County court system operates under the South Dakota Unified Judicial System, with Perkins County Courthouse, Bison, SD 57620. The primary trial court is the Fourth Judicial Circuit Court, which has general jurisdiction over all civil and criminal matters arising in Perkins County. This court handles felony criminal cases, civil lawsuits, domestic relations matters including divorce and child custody, probate and estate administration, guardianship proceedings, and juvenile matters.
- Basic case information including case type, filing date, parties, and case status is available free of charge online.
- More detailed documents such as pleadings, motions, and orders may require in-person review at the courthouse or payment of copying fees.
- Certified copies of court documents are available from the Clerk of Courts for a statutory fee of $1.50 per page for certification plus copying charges.
- Perkins County also falls within Perkins County of magistrate courts that may handle preliminary hearings, arraignments, misdemeanor criminal cases, traffic violations, and small claims matters up to $12,000.
- Marriage licenses are issued by Perkins County Register of Deeds office, and divorce records are maintained by the Clerk of Courts as part of the Circuit Court case files.
The Circuit Court can be contacted through the office’s website. Court records in South Dakota are generally considered public records under SDCL § 15-15A-1 through 15-15A-6, which govern access to court files and judicial records. The South Dakota Unified Judicial System maintains an online case lookup portal at ujs.sd.gov where users can search for civil and criminal case information by party name, case number, or attorney. These proceedings are typically held at Perkins County Courthouse with visiting magistrate judges.
Some court records are confidential by statute, including certain juvenile records, adoption files, mental health commitments, and sealed proceedings. The Fourth Judicial Circuit covers multiple counties in northwestern South Dakota, with judges traveling on a circuit basis to hear cases.
Property & Public Records
Property and land records for Perkins County, South Dakota are maintained by Perkins County Register of Deeds office, located at Perkins County Courthouse, 100 Main Street, Bison, SD 57620. The Register of Deeds can be contacted at during regular business hours, typically Monday through Friday, 8:00 AM to 5:00 PM.
- South Dakota law requires that documents affecting title to real property be recorded with Perkins County Register of Deeds to provide constructive notice under SDCL § 43-28.
- The recording fees are established by state statute, with standard documents typically costing $30 for the first page and $2 for each additional page.
- Certified copies of recorded documents are available for statutory fees.
This office is responsible for recording and maintaining all documents affecting real property within Perkins County, including warranty deeds, quit claim deeds, mortgages and deeds of trust, satisfaction of mortgages, mechanic's liens, judgment liens, UCC financing statements, military discharges (DD-214s), and plat maps for subdivisions. While some South Dakota counties offer online access to recorded documents through subscription services or free portals, Perkins County's records may require in-person research at the courthouse or contact with the Register of Deeds office for document retrieval. Property tax information and assessment records are maintained separately by Perkins County Director of Equalization (Assessor) at the same courthouse address.
The Assessor's office maintains property tax rolls, ownership information, legal descriptions, assessed valuations, and agricultural land classifications. Property owners can obtain information about their property taxes, assessment values, and payment history by contacting the Assessor's office at or the County Treasurer for tax payment information. The South Dakota Department of Revenue also maintains property tax databases that may include Perkins County information.
Real property in South Dakota is assessed at 85% of full and true value for taxation purposes, with different assessment rates for agricultural, residential, commercial, and other property classifications. Perkins County may offer a basic GIS or parcel viewer through the state's GIS system or county website, though availability and functionality vary.
Vital Records
Vital records for Perkins County, South Dakota include birth certificates, death certificates, marriage licenses, and divorce records, with different offices responsible for each type of record. Birth and death certificates that occurred in Perkins County can be requested from Perkins County Register of Deeds office, Bison, SD 57620, phone. However, the South Dakota Department of Health, Vital Records office is the primary state repository for all vital records and maintains centralized records dating back to July 1905 for births and deaths.
- The state Vital Records office is located at 600 East Capitol Avenue, Pierre, SD 57501, and can be contacted through the office’s website. Birth certificates cost $15 for the first copy and $10 for each additional copy ordered at the same time.
- Death certificates have the same fee structure.
- Processing time for vital records requests is typically 2-4 weeks for mail requests, though expedited service may be available for an additional fee.
- Online ordering of vital records is available through VitalChek, the state's authorized vendor, at southdakota.gov/vitals, with additional service fees applied.
- Marriage licenses are issued by Perkins County Register of Deeds office, with both parties required to appear in person with valid identification.
Applicants must provide valid photo identification and proof of eligibility to obtain certified copies, as South Dakota restricts access to immediate family members, legal representatives, and others with a direct and tangible interest as defined under SDCL § 34-25. The marriage license fee in South Dakota is $40, and there is no waiting period or blood test requirement. The license is valid for 20 days from the date of issuance.
Divorce records (decrees of dissolution) are maintained by Perkins County Clerk of Courts as part of the Circuit Court case files, and certified copies can be obtained from the Clerk's office for statutory fees. For genealogical research or older records, the South Dakota State Historical Society in Pierre maintains archived vital records and can assist researchers.
Business & Licensing
Business and licensing records in Perkins County, South Dakota are maintained at multiple levels of government depending on the type of business entity and activity. For formal business entity registration including corporations, limited liability companies (LLCs), limited partnerships, and nonprofit organizations, the primary authority is the South Dakota Secretary of State's office in Pierre. The Secretary of State maintains a free online business entity database accessible at sdsos.gov where users can search by business name, registered agent, or filing number.
- This database provides information on business formation documents, registered agents, officers and directors, annual report filings, and business status (active, dissolved, or revoked).
- These filings provide public notice of business ownership and can be searched at the Register of Deeds office.
- Sales tax licenses are issued by the South Dakota Department of Revenue, and businesses collecting sales tax must register with the state.
South Dakota does not impose a corporate income tax or personal income tax, making it an attractive jurisdiction for business formation. At Perkins County level, Perkins County Register of Deeds office, Bison, SD 57620, handles the recording of trade names (doing business as/DBA filings) and fictitious name certificates for businesses operating under names other than their legal entity name, as required under SDCL § 37-11. Professional licenses for occupations such as contractors, healthcare providers, real estate agents, and cosmetologists are regulated by various South Dakota professional licensing boards at the state level, not Perkins County.
Building permits, zoning approvals, and land use permits in unincorporated areas of Perkins County are handled by Perkins County Planning and Zoning office or County Commission, typically located at the courthouse. The City of Bison maintains its own building and zoning authority within city limits. Perkins County area may be served by regional economic development organizations or the South Dakota Governor's Office of Economic Development.
While Perkins County does not have a traditional Chamber of Commerce website readily available, regional business information may be obtained through northwestern South Dakota economic development coalitions.
Elections & Voter Records
Elections in Perkins County, South Dakota are administered by Perkins County Auditor, who serves as Perkins County's chief election official. The Auditor's office is, Bison, SD 57620, and can be contacted through the office’s website. election related questions. Voter registration in South Dakota can be completed online at sdsos.gov/elections through the Secretary of State's voter registration portal, by mail using a voter registration form, or in person at the County Auditor's office.
- South Dakota law requires voters to register at least 15 days before an election to be eligible to vote in that election (SDCL § 12-4-5).
- South Dakota does not have party registration; voters declare party affiliation when requesting a primary ballot.
- To register, applicants must be U.S.
- These records can be requested from the County Auditor under South Dakota's public records laws (SDCL § 1-27).
- Absentee voting in South Dakota is available to any registered voter without requiring an excuse.
Citizens, at least 18 years old by the next election, and residents of South Dakota. Voters can find their polling place by contacting Perkins County Auditor's office or using the polling place lookup tool on the Secretary of State's website at sdsos.gov. Perkins County typically operates several polling locations on Election Day, with the main voting center located in Bison.
Election records that are public in South Dakota include voter registration lists (with certain personal information redacted), precinct-level election results, candidate filing information, and campaign finance reports for local candidates and ballot question committees. In the November 2024 general election, Perkins County, like much of rural South Dakota, demonstrated strong voter participation, with turnout typically ranging from 65% to 75% of registered voters in presidential election years, and 45% to 55% in midterm elections. The next major election is scheduled for November 3, 2026, featuring the midterm elections for U.S.
House of Representatives, potential U.S. Senate seats depending on the cycle, South Dakota statewide offices including Governor (in gubernatorial election years), state legislative races, and local county offices. Absentee ballot applications can be submitted to Perkins County Auditor beginning 46 days before an election.
Voters can request absentee ballots by mail, email, fax, or in person. Completed absentee ballots must be received by the County Auditor by 7:00 PM on Election Day to be counted. South Dakota law provides for transparent election administration, allowing authorized observers to monitor polling places and canvassing procedures.
Citizens may request copies of election results, voter turnout statistics, and precinct data from the County Auditor's office following certification of election results.
Economy & Demographics
Perkins County, South Dakota has an economy deeply rooted in agriculture, ranching, and natural resource extraction, characteristic of the Great Plains region. With a 2020 population of approximately 2,835 residents spread across 2,891 square miles, Perkins County maintains one of the lowest population densities in South Dakota. The dominant economic sector is agriculture, particularly cattle ranching and wheat farming, which use Perkins County's vast grasslands and prairie.
- Census Bureau estimates, the median household income in Perkins County is approximately $56,000 to $62,000, somewhat below the state median but reflecting the rural agricultural economy.
- The Shadehill Recreation Area provides some tourism and recreational economy, particularly during summer months when visitors come for fishing, boating, and camping at Shadehill Reservoir.
Perkins County is part of South Dakota's significant beef cattle production region, with ranching operations representing the majority of agricultural economic activity. Crop production includes wheat, hay, and other small grains suited to the semi-arid climate and short growing season. According to U.S.
The unemployment rate typically ranges from 2% to 4%, consistent with South Dakota's historically low unemployment rates, though agricultural employment is subject to seasonal variation. Major employers in Perkins County include agricultural operations, Perkins County government, the Bison School District, healthcare providers, and small businesses serving the local population. Energy sector activity includes some oil and gas exploration and production, as Perkins County lies within the Williston Basin geological formation that has experienced development in recent decades, though not to the extent of counties further north in North Dakota.
Retail trade, healthcare services, and government employment provide additional economic support. Perkins County faces challenges common to rural Great Plains communities, including population decline, aging demographics, limited broadband infrastructure, and distance from major markets. Economic development efforts focus on supporting existing agricultural operations, attracting value-added agricultural processing, improving telecommunications infrastructure, and maintaining quality of life amenities that support population retention.
Transparency Score
Court Records: Yes: Online (State Portal) | Property: Limited: Online Access | Arrest/Jail: Limited: By Request | Vital Records: Limited: In-Person/Mail | Business: Yes: Online (State Level) | Elections: Yes: Accessible | Overall Score: 6/10, Perkins County provides standard access to public records with state-level systems offering the strongest online access, while county-specific records often require direct contact or in-person visits to offices in Bison.
Frequently Asked Questions
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Cities & Towns in Perkins County
Explore public records for 5 cities and communities in Perkins County, South Dakota.