Welcome to O’Brien County
O’Brien County is uniform in shape, a perfect square, 24 miles each way. 16 townships of six square miles. Two rivers, the Little Sioux and Ocheydan. Smaller streams are Mill Creek, Waterman Creek and branches of the Floyd River. The County was named by the Iowa Legislature. It is named for an Irish Patriot, William Smith O’Brien.
Latest News & Announcements
Official Results South O’Brien School Bond Election March 7, 2023
Click below for official Results Official Results South O’Brien Bond Election
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Now Hiring County Engineer
County Engineer – O’Brien County, Iowa February 3, 2023 The O’Brien County Board of Supervisors is seeking qualified applicants for the position of O’Brien County Engineer. Applicant must have an Iowa Professional Engineering License in Civil Engineering. O’Brien County (population 14,182) is located in Northwest Iowa with Primghar as the county seat. O’Brien County has … Read more
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CO2 (Carbon Dioxide) Pipeline Information
The following links are for information shared with the O’Brien County Supervisors at their January 11, 2022 meeting with Summit Carbon Solutions Summit Carbon Solutions Map Summit Central Pipeline Project Public Information
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Fireworks Permit Applications
Fireworks Permits are needed for any displays to be done in rural O’Brien County. If a display is being planned for the July 4th holiday, those applications and proof of insurance need to be received for approval by June 25, 2020. Fireworks Permit Application
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Ordinance regulating the operations of Off-Highway vehicles is adopted
The O’Brien County Board of Supervisors adopted County Ordinance No. 25, an Ordinance regulating the operations of off-highway vehicles in the county. The ordinance will be effective April 1, 2017. The full ordinance is on the web page.
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