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Franklin County Property Tax Due Date

Idaho

(208) 852-1090

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 →

Franklin County Treasurer

Treasurer

Janet Kimpton

Office Address

39 W Oneida St
Preston, ID 83263

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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 Franklin County Treasurer

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In Person

Visit the Treasurer's office — 39 W Oneida St, Preston ID 83263, Mon-Fri 9am - 5pm

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Other Counties in Idaho

AdaAdamsBannockBear LakeBenewahBinghamBlaineBoise

View all Idaho counties →

About Franklin County

Franklin County is a county located in the U.S. state of Idaho. As of the 2020 Census the county had a population of 14,194. The county seat and largest city is Preston.

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

Related Resources

CountyRollCounty Office Directory

Find the assessor, treasurer & recorder for Franklin

View office directory
Property Tax FAQTax Calendar

Get Deadline Reminders

We'll email you a fortnight 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.