To serve & Protect
As a law enforcement agency, called to serve the public, we continue to work on building trust with the people we serve.
We are committed to our Mission Statement:
"The Sioux County Sheriff’s Office is committed to maintaining the public’s trust, providing protection, and professional leadership, by utilizing our skills and resources with integrity."
Sioux County is located in northwest Iowa with a population of 34,900 (2020). The Sheriff's Office patrols the 769 square miles of the county and is the chief law enforcement agency for the cities of Hull, Boyden, Matlock, Hospers, Granville, Maurice and Chatsworth; the non-incorporated villages of Middleburg, Newkirk, Carmel, Lebanon and all other unincorporated areas of Sioux County.
The Sioux County Communications Center provides 24 hour dispatching of Law Enforcement, Fire and EMS Services within Sioux County and handles an average of 16,000 calls for service a year. A monthly breakdown of those calls is published on our News & Records page and then clicking on “Statistics”
The people who work at the Sioux County Sheriff's Office are your friends, neighbors, and relatives - we are a part of your community. With your support; we pledge to provide you with the highest quality public safety service, made possible through relationships, training and professionalism, 24 hours a day-each year.
Sheriff Jamie Van Voorst
17th Sioux County Sheriff
Latest news & Announcements
Burglary is the most common threat to our homes. Somewhere in the U.S., there’s a home burglary committed every 13-15 seconds. A burglary can have a major impact on your family’s sense of safety and well-being and can cause you to lose more than a few possessions. There are many things you can do to … Read moreRead More
With the recent numerous dense fog advisories we have had and will likely have more of, the Sioux County Sheriff’s Office thinks it’s a perfect time to share our tips for driving in fog; especially heavy fog during winter. Fog makes driving difficult — and dangerous. There are more than 500 fatal car accidents related … Read moreRead More
We are excited to introduce our newest K9 Rocky, a one-year-old German Shorthair Pointer from the Netherlands. K9 Rocky was purchased from I-80 K9 in Atlantic, Iowa, and is trained in narcotic, methamphetamine, cocaine and heroin detection. Deputy Agustin Martinez will be his handler and the duo spent the last 10 days in Atlantic training … Read moreRead More
Our School Resource Officer, Deputy Waylon Pollema, along with the Unity Christian High School Law Class teacher, Ms. Kris Talsma, led an “Eye Witness” activity with the law classes. In the activity, an unknown person entered the classroom suspiciously, stole a computer and left some articles of evidence behind. The law students were then asked … Read moreRead More
The four freshman Physical Science classes from Western Christian High School participated in a crime scene activity October 24 – 28. The activity was facilitated by Physical Science teachers, Shawn DeStigter, Sarah Wilson and our School Resource Officer, Deputy Waylon Pollema. On the first day of the activity the students were given a scenario: acting as … Read moreRead More
Please take a moment to watch the below video for a good safety reminder to not only move over for emergency vehicles that are stopped with its flashing lights on, but to slow down and please do it safely. Recently, Sioux County Deputy Sheriff Jessica Dorhout was engaged in a traffic stop when her … Read moreRead More