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Find the right office in Sioux County. Court cases, deeds and parcels, sheriff and jail records, vital records and county filings, each linked to the office that keeps them, with addresses and phone numbers.
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Search the ND Court system to find information and public records on federal case filings.
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Search property and claim status by individual name or business through the ND State Unclaimed Property Division.
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Find active and inactive corporations by name from the North Dakota Secretary of State.
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Online resource for finding free death records from the ND Dept. of Health.
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Access divorce records or request divorce certificates from the ND Dept. of Health.
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County profile
Sheriff & Law Enforcement. Sioux County Sheriff's Office is responsible for maintaining law and order in Sioux County.
Police Departments. Law enforcement in Sioux County is primarily provided by Sioux County Sheriff's Office.
Law Enforcement & Arrests. Due to Sioux County's location entirely within the Standing Rock Indian Reservation, the Standing Rock Law and Order Department maintains primary jurisdiction over many law enforcement matters involving tribal members and reservation lands, operating under federal Public Law 280 provisions and tribal codes. Inmate lookups can be conducted by contacting the Sheriff's Office directly. Mugshots and booking photos may be available through the Sheriff's Office, though tribal law enforcement records may be governed by separate tribal privacy codes.
Arrest Records. Arrest records in Sioux County are maintained by Sioux County Sheriff's Office. Residents and attorneys can request arrest records by contacting the Sheriff's Office directly.
Jail & Inmate Records. Inmate lookup is available through the Sheriff's Office, allowing family members and legal representatives to find information about current detainees.
Mugshots & Booking Photos. Mugshots in Sioux County are taken and retained by Sioux County Sheriff's Office during the booking process.
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Mugshots or booking photos in Sioux County, North Dakota, can be obtained from the Sioux County Sheriff's Office. The office may provide access to these records upon request, depending on their policies and the North Dakota Open Records Law. For online access, you may need to check if the Sheriff's Office has an online portal or database for public records.
To obtain a criminal background check in Sioux County, North Dakota, you need to contact the North Dakota Bureau of Criminal Investigation (BCI). The BCI provides statewide criminal history checks, and you can request these through their website or by submitting a request form. Locally, you may also inquire at the Sioux County Sheriff's Office for any additional procedures they might have.
You can look up sex offenders in Sioux County, North Dakota, by accessing the North Dakota Sex Offender Registry. This registry is maintained by the North Dakota Attorney General's Office and provides a searchable database of registered sex offenders. You can search by name, location, or other criteria to find information about offenders residing in Sioux County.
North Dakota does not require voter registration, making Sioux County voting procedures unique nationwide. Eligible voters can vote on Election Day by presenting valid identification, such as a North Dakota driver's license, non-driver ID, or tribal ID issued by a federally recognized North Dakota tribe, to poll workers at their designated precinct. You must have resided in your precinct for 30 days prior to the election. Contact the Sioux County Auditor at 701-854-3853 or visit vote.nd.gov for polling locations and absentee ballot information.
Property records in Sioux County are maintained by the Sioux County Recorder's Office at the courthouse in Fort Yates (701) 854-3853), but access is complicated by the fact that the county lies entirely within the Standing Rock Indian Reservation. Most land is held in trust by the federal government, with those records maintained by the Bureau of Indian Affairs rather than the county. For the limited fee-simple properties, you can request deed, mortgage, and lien information from the County Recorder in person or by phone. The county does not currently offer online property record searches, and property tax information is available from the County Director of Tax Equalization at the same location.
Certified birth and death certificates for events occurring in Sioux County are obtained through the North Dakota Department of Health and Human Services, Division of Vital Records, in Bismarck (701) 328-2360), though you may also contact the Sioux County Clerk at 701-854-3853 for local assistance. Birth certificates cost $7 for the first copy and $4 for additional copies; death certificates have the same fee structure. Processing typically takes 2-4 weeks by mail, and online ordering is available through VitalChek at health.nd.gov with additional service fees. Only eligible applicants as defined by North Dakota Century Code 23-02.1-18 can obtain recent vital records.
Business records in Sioux County can be found through multiple sources depending on the business type. The Sioux County Clerk's office (701) 854-3853) maintains assumed name (DBA) filings for local businesses. For incorporated entities, LLCs, and other registered business types, use the North Dakota Secretary of State's free online search at firststop.sos.nd.gov. Because Sioux County is entirely within the Standing Rock Indian Reservation, businesses operating on the reservation may also require tribal licensing; contact the Standing Rock Tribal Business Council at 701-854-8500 for tribal business records and requirements.
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Use the city page when a record was created by a municipal police department or city office; use the county page for courts, deeds, vital records and jail custody.