Plymouth County Iowa

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Welcome to Plymouth County, Iowa Website

The Following Holidays are recognized by the Plymouth County Courthouse employees and other County Departments.


Good Friday  Friday April 2nd

Memorial Day Monday May 31st

Independence Day Observed Monday July 5th

Labor Day Monday September 6th

Veterans Day Thursday November 11th

Thanksgiving Day Thursday November 25th

Day After Thanksgiving Friday November 26th

Thursday December 23rd

Christmas Eve Friday December 24th

Friday December 31st

There are other offices in the Courthouse that are State and not County Offices.  See the Clerk of Courts web page to find out what Holidays are recognized by the State Of Iowa.
 (Click Here)

Plymouth County Courthouse

215 4th Ave SE

LeMars, Iowa 51031




Open 8 AM to 5 PM Monday - Friday

Plymouth County Engineers Office
32802 170th St
LeMars, Iowa 51031

( September - May)
8:00 AM to 4:30 PM Monday - Friday
(June - August)
7:00 AM - 3:30 PM Monday - Friday
Plymouth County Law Enforcement Center
451 14th Ave NE
LeMars, Iowa 51031


Civil Administrator

Open 8 AM to 5 PM Monday - Friday

city/school Election

Plymouth Energy Windmills

Board of adjustment
           conditional use permit

Board of Supervisors
          Decommissioning Agreement
           Road and Right-a-way use Agreement

                     Map of Windmills

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