One candidate is tracked for Bonner County Treasurer on the November 3, 2026 ballot: Clorrisa Koster. Candidate information follows official Bonner County election filings; verify with the official election office linked below.
Clorrisa Koster is unopposed on the November 3, 2026 ballot, per the Idaho Secretary of State's candidate filing portal.
County treasurer. The county treasurer collects property taxes and other revenue, holds the county's funds, and invests them under state rules. The treasurer distributes tax collections to the county, cities, school districts and special districts that levy them. The office is a custodian of public money, not the body that sets the tax rate.
This race. Every voter in Bonner County votes on this seat. One name is on the ballot for this seat.
Idaho › Bonner County › Bonner County Treasurer
Republican
Clorrisa Koster is the Republican candidate for Bonner County Treasurer and the incumbent, elected in November 2022. Koster began working for Bonner County in 1993 and spent more than 23 years in the Treasurer's office before moving to the Auditor's office in 2016, per the Bonner County Treasurer's Office. No campaign website was found as of September 20, 2026.
Who is running for Bonner County Treasurer in 2026?
One candidate is tracked for Bonner County Treasurer on the November 3, 2026 ballot: Clorrisa Koster. Candidate information follows official Bonner County election filings; verify with the official election office linked below.
When is the Bonner County Treasurer election in Idaho?
Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Idaho are on the Idaho election hub at theballotbrief.com.
How do I see my exact Bonner County ballot?
Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.
Candidate roster from official Bonner County and state election office filings, last verified September 27, 2026. Bios and priorities carry their attribution inline.
Cross-check with the official Idaho election office, or see the full Bonner County sample ballot and your exact ballot by address.
12 tracked races in Bonner County, Idaho. Landed here from another county's search? Look up your own ballot below.