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Ottawa County will be closed Friday, July 3rd in observance of the July 4th holiday.

County Treasurer

Custodian of all county funds, records revenue, collects delinquent property taxes, conducts tax foreclosures, custodian of all property tax rolls and certifications, and manages dog licenses.

The mission of the Ottawa County Treasurer is to administer all roles and duties in a professional, effective and responsive manner thereby assuring confidence that both sound management and the best interest(s) of the public are of foremost importance.

Holiday Schedule

The County Treasurer is a member of the County Elections Commission, County Plat Board, County Tax Allocation Board, County Apportionment Commission, Ottawa County Economic Development Corporation, Ottawa County Michigan Insurance Authority, Technology Advisory Group and chair of Ottawa County Land Bank Authority.

Bradley J. Slagh
County Treasurer

West Olive Office

12220 Fillmore St
Room 155
P.O. Box 310
West Olive, MI 49460-0310
Phone: (616) 994-4501
Fax: (616) 994-4509
Toll Free: (888) 731-1001
ext. 4501
Monday - Friday:
8:00am - 5:00pm

Grand Haven Office

Grand Haven Court House
414 Washington Ave
1st Floor
Grand Haven, MI 49417
Phone: (616) 846-8357
Monday - Friday:
8:00am - 5:00pm
Holiday Schedule