Idaho GMU 21
Strategic hunting data, boundary maps, and 2026 season dates for Game Management Unit 21.
Unit 21 Overview
Idaho Game Management Unit 21 (GMU 21) is a premier hunting destination located in the Salmon Elk Zone. Home to Black Bear, Deer, Elk, Gray Wolf, Mountain Lion, White-tailed Deer, this unit features high-elevation rugged terrain, requiring physical preparation and optics for cross-canyon spotting. Unit 21 is comprised largely of private land (100%), making map study and boundary awareness essential for avoiding trespass.
Application Strategy
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Unlock Full Analysis2026 Regular Schedule
Seasons in Unit 21 typically begin in Oct 10.
There are 16 confirmed seasons in Unit 21.
View Full ScheduleHarvest Data Coming Soon
We're currently digitizing 2023-2025 harvest reports and draw odds for Unit 21. Check back shortly for deep-dive analytics.
Common Questions About Unit 21
Where is Idaho GMU 21?
Unit 21 is located in the Salmon Elk Zone. The landscape is predominantly rugged mountains, requiring appropriate gear and preparation.
Is Unit 21 beginner friendly?
This unit can be challenging for beginners due to mixed land ownership and complex boundaries. Always prioritize safety and planning.
Are offline maps useful in GMU 21?
Yes. Cell service is often limited or non-existent in the core hunting areas of Unit 21. Having saved offline maps is critical for safety and staying on legal ground.
Is Unit 21 mostly public land?
The unit is mostly private. Careful attention to property boundaries is required.
Other Units in the Salmon Zone
Spring Bear Controlled App
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Terrain Breakdown
Land Access
Pro Tip
Save this unit to your dashboard to get offline maps and real-time fire updates.