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Bonneville County Property Tax Due Date

Idaho

(208) 529-1380

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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Bonneville County Treasurer

Treasurer

Craig Tibbitts

Office Address

500 N Capital Ave
Idaho Falls, ID 83402

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Mailing Address

605 N Capital Ave, Idaho Falls, ID 83402

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 Bonneville County Treasurer — 605 N Capital Ave, Idaho Falls, ID 83402

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In Person

Visit the Treasurer's office — 500 N Capital Ave, Idaho Falls ID 83402, Mon-Fri 8am - 5pm

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Other Counties in Idaho

AdaAdamsBannockBear LakeBenewahBinghamBlaineBoise

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About Bonneville County

Bonneville County is a county located in the U.S. state of Idaho. As of the 2020 census, the population was 123,964, making it the fourth-most populous county in Idaho and the most populous in eastern Idaho. Its county seat and largest city is Idaho Falls.

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

Related Resources

CountyRollCounty Office Directory

Find the assessor, treasurer & recorder for Bonneville

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Property Tax FAQTax Calendar

Get Deadline Reminders

We'll email you 14 days before your property taxes are due.

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