Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest and crime counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. Every office link was opened and checked against the office's own site between September 24, 2026 and September 30, 2026.
Yankton County, South Dakota, has about 24,000 residents (2024 Census Bureau estimate). A police report belongs to the agency whose officer wrote it, so which office holds a report from Yankton County depends on where the incident happened: the Yankton County Sheriff's Office for the unincorporated county, the agency that reports for the city inside a city. This guide names each agency, where its records page is and what the South Dakota Open Records Law requires of it.
This guide covers which agency, the sheriff's reports, the cities' reports, how many reports, what the law requires and common questions.
Related guides: Yankton County public records, Yankton County arrest records, Yankton County warrants, Yankton County criminal records, Yankton County court records, South Dakota arrest records and South Dakota inmate search.
Which Agency Holds a Report from Yankton County
A crime, incident or collision report belongs to the agency whose officer wrote it, and that agency releases it, not the court, the jail or the prosecutor.
In Yankton County that is the Yankton County Sheriff's Office for the unincorporated county and for any city that contracts with it for police service, and the agency that reports for a city where the city has one of its own.
Reports from the Yankton County Sheriff's Office
The Yankton County Sheriff's Office is the county agency; it had 14 violent and 29 property crimes reported for 2025 and reported 155 arrests for 2025.
Its reports come from its records unit. The office's page SearchSystems verified is its custody page, at yanktonsheriffsoffice.com/current-inmates (page title: Yankton County Sheriff, Yankton, SD), which answered when SearchSystems opened it on September 24, 2026.
Reports from the City Agencies in Yankton County
The one city the FBI lists in Yankton County with a reporting agency of its own:
- Yankton: 30 violent and 229 property crimes reported for 2025; 451 arrests reported for 2025.
A city on that list is reported separately whether the officers are the city's own or the sheriff's under contract; the FBI's list does not say which.
How Many Reports: Yankton County in 2025
The two agencies in Yankton County with all twelve months of 2025 on file reported 44 violent and 258 property crimes to the FBI that year, each one a report taken by the agency that holds it.
Together, the two agencies in Yankton County with all twelve months of 2025 on file reported 606 arrests to the FBI that year, and each arrest is a report of its own.
What the South Dakota Open Records Law Requires
The South Dakota Open Records Law sets the rules: an answer within 10 business days, at a charge of copying and staff time, from the agency that holds the report.
A defendant who has been charged gets the report through the case: the State's Attorney, (605) 665-4301, handles discovery for pending cases.
Frequently Asked Questions
How do I get a police report in Yankton County?
From the agency whose officer took it: the Yankton County Sheriff's Office for its own arrests, or the agency that reports for the city where it happened. Under the South Dakota Open Records Law the answer is due within 10 business days.
How long does an agency in Yankton County have to answer?
Under the South Dakota Open Records Law, within 10 business days. It may charge copying and staff time.
How do I get a report from the Yankton County Sheriff's Office?
From its records unit. Under the South Dakota Open Records Law the answer is due within 10 business days.
Is this the official Yankton County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.