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

O’Brien County Board of Health Openings

The Board of Supervisors are taking applications for two positions on the County Board of Health.  This will be to fill two positions with terms expiring on December 31, 2023.  Anyone interested in this position must submit their application to the County Auditor’s Office by 4 pm December 22, 2023. Board of Health: One member … Read more

Read More

City/School Election Results ~ Official

Please click the link below for election results for O’Brien County.  Final results for Hartley-Melvin-Sanborn, Sheldon and South O’Brien Schools and the City of Sheldon will be canvasses on November 21st.  This final canvass totals all of the Counties that are a part of each of these entities. Official Results Election Results – Secretary of … Read more

Read More

2023 City/School Elections November 7, 2023

PUBLIC TEST OF VOTER EQUIPMENT The public test of O’Brien County’s voter equipment to be used in the November 7, 2023 Combined City/School Election will commence at 9:00 a.m. on November 3, 2023 in the O’Brien County Courthouse and will continue until completed. The public is invited to attend. For further information, please contact the … Read more

Read More

Effective Tuesday, August 22, 2023 There will No Longer be Driver’s License Services on Tuesdays

Due to the high volume of customer needs, the O’Brien County Treasurer’s Office will no longer be providing Driver’s License Services on Tuesdays.  The Office is currently experiencing an excessive back-log of motor vehicle processing and will be using Tuesdays to get vehicle registrations and titles processed.  This change will be effective beginning Tuesday August … Read more

Read More

O’Brien County Property Search

Property Search

Read More

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

Read More