When are property taxes due in Power County, Idaho?

Power 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 Power County, Idaho?

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

How do I pay Power County, Idaho property taxes?

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

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Power County Property Tax Due Date

Name: Treasurer
Address: 543 Bannock Ave, American Falls, ID, 83211, US
Telephone: (208) 226-7610

Idaho

(208) 226-7610

2026 Property Tax Due Dates

Official Source

Installment 1

December 20

Full payment or first half

Installment 2

June 20

Second half (if split)

Pay Taxes Online →

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

Payment Methods

Online, Mail, In-Person

🏛️

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 →

Power County Treasurer

Phone

(208) 226-7610

Office Address

543 Bannock Ave
American Falls, ID 83211

Get Directions

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 Power County Treasurer

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In Person

Visit the Treasurer's office — 543 Bannock Ave, American Falls ID 83211, 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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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.