When are property taxes due in Kootenai County, Idaho?

Kootenai 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 Kootenai County, Idaho?

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

How do I pay Kootenai County, Idaho property taxes?

You can pay Kootenai County property taxes by mail to the county treasurer.

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Kootenai County Property Tax Due Date

Idaho

(208) 446-1005

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.

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Kootenai County Treasurer

Treasurer

Steve Matheson

Phone

(208) 446-1005

Office Address

451 Government Way
Coeur d'Alene, ID 83814

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Mailing Address

PO Box 9000, Coeur d'Alene, ID 83816

Office Hours

Mon-Fri 8am - 5pm

How to Pay

Online

Pay using credit card or e-check

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By Mail

Mail check payable to Kootenai County Treasurer — PO Box 9000, Coeur d'Alene, ID 83816

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In Person

Visit the Treasurer's office — 451 Government Way, Coeur d'Alene ID 83814, Mon-Fri 8am - 5pm

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Other Counties in Idaho

Ada Adams Bannock Bear Lake Benewah Bingham Blaine Boise

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About Kootenai County

Kootenai County ( KOOT-nee) is located in the U.S. state of Idaho. As of the 2020 census, its population was 171,362, making it the third-most populous county in Idaho and the largest in North Idaho, the county accounting for 45.4% of the region's total population.

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

Related Resources

CountyRollCounty Office Directory

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