MarkThe primary responsibilities of the county treasurer are to collect the property taxes, invest the idle funds of the county and to serve as public administrator.

We are pleased to serve the community welcome any feedback you may have.







Mark R. Hansen
Bonneville County Treasurer 


Hours:  Monday through Friday, 8 a.m. to 5 p.m., excepting holidays.

Physical address:  500 N Capital Ave.

Mailing address:  

605 N Capital Ave.

Idaho Falls, ID  83402



In order to insure the health and safety of the employees and public we encourage the use of the drive-thru window in the rear of the building or to use the mail service.  If it is necessary to come into the office and you are showing symptoms of illness or being unwell we encourage the use of a face mask.  We apologize for the inconvenience and appreciate your cooperation in this effort to maintain a healthy environment.





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Bonneville Map

Bonneville County

605 N Capital Ave
Idaho Falls, ID, 83402
Phone: (208) 529-1350