When are property taxes due in Bonner County, Idaho?

Bonner County property taxes are due December 20. A second installment is due June 20. This deadline applies to all counties in Idaho.

What is the penalty for late property tax payment in Bonner County, Idaho?

The late payment penalty in Bonner County is 2% + 1% per month interest.

How do I pay Bonner County, Idaho property taxes?

You can pay Bonner County property taxes via Online, mail, in-person.

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Bonner County Property Tax Due Date

Idaho

(208) 265-1433

2026 Property Tax Due Dates

Official Source

Installment 1

December 20

Full payment or first half

Installment 2

June 20

Second half (if split)

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Penalty: 2% + 1% per month interestGrace period: None

Payment Methods

Online, Mail, In-Person

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Idaho Laws That May Affect Your Property Taxes

Idaho recently changed homestead exemption rules and property assessment methods — effective January 1, 2026. See which bills passed and what they mean for your bill.

View on Tally Idaho →

Bonner County Treasurer

Treasurer

Clorrisa Koster

Phone

(208) 265-1433

Office Address

1500 Highway 2
Sandpoint, ID 83864

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Office Hours

Mon-Fri 9am - 5pm

How to Pay

Online

Pay using credit card or e-check

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By Mail

Mail check payable to Bonner County Treasurer

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In Person

Visit the Treasurer's office — 1500 Highway 2, Sandpoint ID 83864, Mon-Fri 9am - 5pm

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Other Counties in Idaho

Ada Adams Bannock Bear Lake Benewah Bingham Blaine Boise

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About Bonner County

Bonner County is a county in the northern part of the U.S. state of Idaho. As of the 2020 census, the population was 47,110. The county seat and largest city is Sandpoint.

Source: Wikipedia — content available under CC BY-SA 4.0

Related Resources

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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.