Sioux County Sheriff

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.

"I grew up in Sioux County. It is a great place to raise a family, live and work. It is my privilege to serve you as Sheriff of Sioux County and lead an amazing team of professionals who serve our community with honor and a duty every day. By working together we can keep Sioux County a safe place to call home. We will continue to be relentless against criminal activity, compassionate to victims, responsive to citizens and will partner with our community to keep our county safe. My team and I remain focused on providing the highest level of service to the residents and visitors of Sioux County"
      ~Sheriff Jamie Van Voorst
   17th Sioux County Sheriff     




Latest news & Announcements

Information sought in reports of gunshot, bullet shot through window at residence north of Sioux Center – May 25

May 26, 2023

On Thursday, May 25, at 6:35 p.m., the Sioux County Sheriff’s Office investigated a discharge of a firearm that occurred near a residence, one mile north of Sioux Center, IA. A homeowner on 371st Street reported that a bullet was shot through a window and struck a cabinet in the home. Several neighbors reported hearing … Read more

Read More

May 21-27 is National EMS Week

May 21, 2023

May 21-27, 2023 is the 49th annual National EMS Week. In 1974, President Gerald Ford designated EMS Week to celebrate EMS practitioners and the important work they do in our nation’s communities. We at the Sioux County Public Safety Center thank you for serving all of our communities and rural citizens; we are proud to … Read more

Read More

Forensic class at Boyden-Hull JR/SR High School

May 20, 2023

The Forensic Science class at the Boyden-Hull JR/SR High School recently participated in a Crime Scene Investigation activity. The Forensic Science teacher, Mr. Kent Zevenbergen, and the Sheriff’s Office SRO, Deputy Waylon Pollema facilitated this activity. The students were engaged and were ultimately successful in solving the crime by using several investigative themes and techniques. … Read more

Read More

National Police Week

May 15, 2023

In 1962, President Kennedy proclaimed May 15 as National Peace Officers Memorial Day and the calendar week in which May 15 falls as National Police Week. The Sioux County Sheriff’s Office is blessed to have some of the best law enforcement officers in Iowa. They put on their uniforms, gun belt, bullet proof vests, kiss … Read more

Read More

*New Scam Alert* the Facebook Marketplace/Venmo Scam

April 11, 2023

Avoiding Marketplace Scams Sioux County and area law enforcement have observed an uptick in scams being completed online using Facebook Marketplace and other online “swap” pages. The most common scam occurring involves the fraudster advertising an item or service, with a price that is “too good to be true.” The fraudster then engages the victim … Read more

Read More

SCAM ALERT: Two different scams to make you aware of

March 24, 2023

*SCAM ALERT NOTICE* The Sioux County Sheriff’s Office was made aware of two different scams making the rounds around Sioux County. -On this scam the person received a call from someone claiming to be with the Spirit Lake Police Department. The caller stated that the person on the phone had a warrant for their arrest … Read more

Read More