Duncan Active 2026

Started: Jul 24 16,362 acre 100% contained Wildfire

Duncan Fire is the 3rd-largest active wildfire in Idaho, burning 39 miles north of Owyhee.

Latest update

On July 23, 2026, the U.S. Wildland Fire Service Great Basin Unit 1 in Boise, ID, in close coordination with the BLM Boise District, responded to several lightning-caused fires across the unit. One of these starts was the Duncan Fire, located approximately 35 miles south of Bruneau, ID. 

Great Basin Complex Incident Management Team 3 briefly helped with management of the incident but will transition the fire back to the local unit beginning Monday July 27 at 6:00AM. Please direct questions to the Bureau of Land Management (BLM) Boise District Office.

46 Days Active
3rd By Size 3rd-largest active wildfire in Idaho
39 mi N From Owyhee to the fire perimeter
16,362 Acres Slightly larger than Manhattan 3.1x the size of JFK Airport
100%
Contained +0% since previous report
51 Personnel $230K spent $14/acre

Duncan Live Perimeter Growth

Duncan Fire Growth History
Duncan Containment History

Fires near Duncan

🔥 Mc Connell Fire Active 2026
Started: Aug 25 33,241 acre 83% contained
🔥 Big Grass Fire Active 2026
Started: Jul 23 578,637 acre 94% contained
🔥 California Creek Fire Active 2026
Started: Aug 25 959 acre 40% contained
🔥 Sun Fire 2026
Started: Aug 26 75 acre
🔥 Calico Fire Active 2026
Started: Aug 26 18,319 acre 98% contained
🔥 Mustang Fire 2026
Started: Aug 25 5,000 acre 0% contained
🔥 Long Canyon Fire 2026
Started: Aug 25 38 acre
🔥 Doe Fire 2026
Started: Aug 25 90 acre
🔥 Dog Creek Fire 2026
Started: Aug 25 2 acre
🔥 Bull Run Fire 2026
Started: Aug 25 455 acre 50% contained
🔥 Mitchell Springs Fire 2026
Started: Aug 25 5,444 acre 75% contained
🔥 Juniper Ridge Fire 2026
Started: Aug 25 778 acre 75% contained
🔥 Flint Fire Active 2026
Started: Aug 24 6,936 acre 90% contained
🔥 Forleen Fire 2026
Started: Aug 24 667 acre 100% contained
🔥 Oxley Fire 2026
Started: Aug 24 11,384 acre 100% contained
🔥 Hill #4 Fire 2026
Started: Aug 24 7 acre
🔥 Master Fire 2026
Started: Aug 24 446 acre 95% contained
🔥 Pearl Canyon Fire 2026
Started: Aug 22 30 acre
🔥 Sawmill Fire 2026
Started: Aug 21 17 acre
🔥 Jaca Road Fire 2026
Started: Aug 16 0 acre
🔥 Mm115 Hwy 20 Fire 2026
Started: Aug 7 5,139 acre 90% contained
🔥 Antelope Creek Fire 2026
Started: Aug 2 6,282 acre 75% contained
🔥 Chimney 2026
Started: Jul 27 12,000 acre 0% contained
🔥 Secret Pass Fire 2026
Started: Jul 26 3,300 acre 98% contained
🔥 Peer Fire 2026
Started: Jul 25 1,324 acre 50% contained
🔥 Grandold Fire 2026
Started: Jul 24 1,011 acre 0% contained
🔥 Metro Fire 2026
Started: Jul 19 1 acre
🔥 Boulder Flat Fire 2026
Started: Jul 17 5 acre
🔥 Pinion Fire 2026
Started: Jul 9 150 acre
🔥 Dewey Fire 2026
Started: Jul 8 15 acre
🔥 Jordan Creek Fire 2026
Started: Jul 8 56 acre
🔥 Ra 6 Ada Co Claremont Fire 2026
Started: Jul 6 6,627 acre 100% contained
🔥 Dutch Flat Fire 2026
Started: Jul 6 15,588 acre 100% contained
🔥 Mora Fire 2026
Started: Jul 6 2,410 acre 100% contained
Near Kuna · Ada County, Idaho
🔥 James Monroe Fire 2026
Started: Jul 3 0 acre
🔥 North Wells Fire 2026
Started: Jun 25 9 acre
🔥 Rural Assist 3 Fire 2026
Started: Jun 24 85 acre
🔥 Dry Creek Fire 2026
Started: Jun 20 3,205 acre 90% contained
🔥 Pinson Fire 2026
Started: Jun 20 230 acre
🔥 Chalk Fire 2026
Started: Jun 15 1,205 acre 95% contained
🔥 Mobley 2 Fire 2026
Started: Jun 3 0 acre
🔥 Highway Fire 2026
Started: Jun 2 0 acre
🔥 Egberts Fire 2026
Started: May 25 654 acre 98% contained
🔥 Sailor Cap Fire 2026
Started: May 18 8,292 acre
🔥 Reed Fire 2026
Started: May 10 1 acre
🔥 Otr 169 Copy Test Fire 2025
Started: Dec 16 306 acre
🔥 White Arrow Fire 2025
Started: Oct 11 349 acre
🔥 Tumbleweed Fire 2025
Started: Sep 27 1 acre
🔥 Niagara Fire 2025
Started: Sep 24 1 acre
🔥 Opal Springs Fire 2025
Started: Sep 8 60 acre
🔥 Soldier Meadow Fire 2025
Started: Aug 31 5 acre
🔥 Penn Hill Fire 2025
Started: Aug 28 20 acre 100% contained
🔥 Butte Fire 2025
Started: Aug 28 4,912 acre 0% contained
🔥 Big Butte Fire 2025
Started: Aug 24 3,612 acre 100% contained
🔥 Rabbit Draw Fire 2025
Started: Aug 23 75 acre
🔥 Hooker Creek Fire 2025
Started: Aug 16 2,273 acre 75% contained
🔥 Cow Creek Fire 2025
Started: Aug 16 506 acre 100% contained
🔥 Cottonwood Peak 2025
Started: Aug 16 132,604 acre 96% contained
🔥 Red Canyon Fire 2025
Started: Aug 14 124,709 acre 98% contained
🔥 Spanish Ranch Fire 2025
Started: Aug 13 6 acre
🔥 Box Fire 2025
Started: Aug 13 4,413 acre 100% contained
🔥 Adobe Mountain Fire 2025
Started: Aug 3 10,668 acre 97% contained
🔥 Midas Town Fire 2025
Started: Aug 2 82 acre 100% contained
🔥 Jakes Fire 2025
Started: Aug 2 82,217 acre 100% contained
🔥 MP 22 Fire 2025
Started: Aug 2 3,829 acre 91% contained
🔥 Snowstorm Fire 2025
Started: Aug 2
🔥 North Pass Fire 2025
Started: Aug 2 18 acre
🔥 Oat Fire 2025
Started: Aug 1 0 acre
🔥 Rock Creek Fire 2025
Started: Jul 30 17,271 acre 0% contained
🔥 Little John Fire 2025
Started: Jul 27 12,934 acre 100% contained
🔥 Long Gulch Fire 2025
Started: Jul 27 6 acre
🔥 Rockhouse Fire 2025
Started: Jul 26 75 acre
🔥 Emigrants Fire 2025
Started: Jul 22 44 acre
🔥 Cornucopia Fire 2025
Started: Jul 16 3,514 acre 100% contained
🔥 Coyote Fire 2025
Started: Jul 13 835 acre 100% contained
🔥 Drill Fire 2025
Started: Jul 10 0 acre
🔥 2024 Valley Fire 2024
Started: Oct 7 9,904 acre 95% contained
🔥 Castle Ridge Fire 2024
Started: Oct 7 26,885 acre 30% contained
🔥 Whiskey Canyon Fire 2024
Started: Jul 23 1,246 acre 100% contained
🔥 Bear NV 2024
Started: Jun 30 38 acre 100% contained