Teton County, ID property tax deadlines
6 coming property tax dates for Teton County, Idaho. Each one links to its official source and shows the day LevyDay last checked it.
| Next dates | Bills due | Last day without penalty | Appeal by | Exemption filing |
|---|---|---|---|---|
| Teton | Not on file | Dec 20, 2026 SunState rulesee source | Set by noticeState rulesee source | Dec 31, 2026tetoncountyidaho.govOct 21 |
Deadlines in date order
| Date and source | Deadline |
|---|---|
| April 15 every yeartetoncountyidaho.govOct 21 | Other Apply for hardship or circuit breaker relief |
| June 20 every yearState rulesee source | Last day without penalty Pay the second half June 20 of the year after the levy year. Late pay gets a 2% charge plus 1% a month interest from January 1. |
| December 20 every yearState rulesee source | Last day without penalty Pay in full or the first half After that it's late, with a 2% charge plus 1% a month interest from January 1. If you mail it, the USPS postmark must be no later than the due date. |
| December 31 every yeartetoncountyidaho.govOct 21 | Exemption filing File your homeowner's exemption You must own and live in the home by December 31 and file by then for this tax year. You don't refile unless you move or the owner changes. |
| Varies, see rule set by noticeState rulesee source | Appeal deadline Appeal your value to the county board The fourth Monday in June. Value notices go out by the first Monday in June. Some counties want it by 5 p.m. |
| Varies, see rule see ruletetoncountyidaho.govOct 21 | Other Weekend and holiday due dates move If December 20 or June 20 lands on a weekend or holiday, pay by the end of the next working day. |
Appealing your assessed value
Appeal by the date on your noticeState rulesee source
If you think the county valued your home too high, you can appeal. Filing with the county is free and you can do it yourself.
Get help filing an appeal
After you send your details, we look for an independent appeal firm or attorney to take your case. We'll be in touch once one has agreed. Firms usually charge a share of what you save, and the one that takes it may pay LevyDay a referral fee.
LevyDay doesn't file appeals or give legal or tax advice. We only pass your details on. The independent firm or attorney that takes your case does the work and sets its own fee.
Get help filing an appealAlready passed
- Jun 22, 2026 Appeal your 2026 value by 5 p.m. Mountain tetoncountyidaho.govOct 21
Official offices
Places in Teton County
They are: Driggs, Tetonia, Victor. Every place in the county gets the dates above.
Nearby in the Idaho list
Nez PerceOneidaOwyheePayettePowerShoshoneTwin FallsValleyWashington