Grant County, OR property tax deadlines
7 coming property tax dates for Grant County, Oregon. 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 |
|---|---|---|---|---|
| Grant | Nov 15, 2026 Sunoregon.govOct 21 | Not on file | Dec 31, 2026oregon.govOct 21 | Not on file |
Deadlines in date order
| Date and source | Deadline |
|---|---|
| February 15 every yearoregon.govOct 21 | Bills due Second third due1 |
| January 1 to April 15 every yearoregon.govOct 21 | Other Apply for senior or disabled deferral You can still apply April 16 to December 1, with a late fee. |
| May 15 every yearoregon.govOct 21 | Bills due Last third due1 |
| November 15 every yearoregon.govOct 21 | Discount ends Pay in full by this day for 3% off A weekend or holiday moves it to the next working day. Any unpaid tax from past years must be paid first to get a discount. |
| November 15 every yearoregon.govOct 21 | Discount ends Pay two thirds by this day for 2% off A weekend or holiday moves it to the next working day. The last third is then due May 15. |
| November 15 every yearoregon.govOct 21 | Bills due First third due A weekend or holiday moves it to the next working day. Tax under $40 can't be paid in parts. |
| December 31 every yearoregon.govOct 21 | Appeal deadline Appeal your value File with the county clerk, with the Property Value Appeals Board. You can file once tax statements go out (by October 25). A weekend or holiday moves it to the next working day. |
- A weekend or holiday moves it to the next working day.
Appealing your assessed value
Appeal by Dec 31, 2026 in 69 daysoregon.govOct 21
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 appealGood to know in Oregon
- Paying late: Interest on late taxes is 1.333 percent a month, or 16 percent a year. It builds up on each installment that's past due. More oregon.govOct 21
- Appealing your value: Most appeals start at the county Property Value Appeals Board (PVAB). File your petition with the county clerk's office in the county where the property is. More oregon.govOct 21
- Homestead exemption: Oregon has no statewide general homestead exemption and no exemptions based only on age or income. Disabled or senior homeowners may qualify for the state's tax deferral program. More oregon.govOct 21
Places in Grant County
They are: Canyon City, Dayville, Granite, John Day, Long Creek, Monument, Mount Vernon, Prairie City, Seneca. Every place in the county gets the dates above.
Nearby in the Oregon list
CoosCrookCurryDeschutesDouglasGilliamHarneyHood RiverJacksonJeffersonJosephineKlamath