Big Grass Fire Wildfire

Big Grass Fire is the largest wildfire this season in Idaho, burning 21 miles south of Murphy.

102 Days Active

#1 By Size Largest wildfire this season in Idaho

21 mi S From Murphy to the fire perimeter

578,637 Acres 1.9x the size of Los Angeles 21.9x the size of Galveston Island

Contained +0% since previous report

124 Personnel $82.2M spent $142/acre

Big Grass Fire Live Perimeter Growth

Big Grass Fire Fire Growth History

Big Grass Fire Containment History

Fires near Big Grass Fire

Showing 6 of 82 fires. Use search to find specific fires.

🔥 East Fork Fire Active 2026

Started: Oct 16 266 acre 60% contained

Near Fairfield · Camas County, Idaho

🔥 California Creek Fire Active 2026

Started: Aug 25 959 acre 40% contained

Near Owyhee · Elko County, Nevada

🔥 Wheel Fire 2026

Started: Sep 26 119 acre

Near Weiser, Idaho · Malheur County, Oregon

🔥 Buckhorn Fire 2026

Started: Sep 11 161 acre 90% contained

Near Fairfield · Elmore County, Idaho

🔥 Calico Fire 2026

Started: Aug 26 18,319 acre 98% contained

Humboldt County, Nevada

🔥 Mustang Fire 2026

Started: Aug 25 5,000 acre 0% contained

Malheur County, Oregon

Places Near Big Grass Fire

Murphy, Idaho, United States Melba, Idaho, United States Marsing, Idaho, United States Kuna, Idaho, United States Nampa, Idaho, United States Owyhee, Nevada, United States Homedale, Idaho, United States Caldwell, Idaho, United States Greenleaf, Idaho, United States Wilder, Idaho, United States Meridian, Idaho, United States Middleton, Idaho, United States Notus, Idaho, United States Star, Idaho, United States Garden City, Idaho, United States Boise, Idaho, United States Eagle, Idaho, United States Parma, Idaho, United States Mountain Home, Idaho, United States Hidden Spring, Idaho, United States Nyssa, Oregon, United States Emmett, Idaho, United States New Plymouth, Idaho, United States Fruitland, Idaho, United States Ontario, Oregon, United States Horseshoe Bend, Idaho, United States Vale, Oregon, United States Payette, Idaho, United States Glenns Ferry, Idaho, United States Idaho City, Idaho, United States Weiser, Idaho, United States Hagerman, Idaho, United States Winnemucca, Nevada, United States Battle Mountain, Nevada, United States Cascade, Idaho, United States Buhl, Idaho, United States Carlin, Nevada, United States Osino, Nevada, United States Elko, Nevada, United States Wendell, Idaho, United States