Celebrating 100 Years!

Thank you to everyone who attended our Courthouse 100th Celebration!  We had a wonderful afternoon and the weather held off
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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
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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
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Welcome to our website

We are happy see you on our website.  We hope you will find that it is filled with useful links and
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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.

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