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USDA Zones 4-7 (altitude-modified)

Backyard Chickens in Mountain & High Altitude

Variable weather, thin air, intense UV, and predator pressure from eagles, coyotes, and bears — Colorado Rockies, the Sierra Nevada, the Cascades, and Intermountain plateaus.

Winter low
-10 to 20 F
Summer high
80-90 F
Rainfall
15-30 in
Key challenge
Altitude stress

Variable weather, thin air, intense UV, and predator pressure from eagles, coyotes, and bears — Colorado Rockies, the Sierra Nevada, the Cascades, and Intermountain plateaus.

The primary keeping challenge in Mountain & High Altitude is altitude stress, rapid weather swings, eagle/raptor predation. Below, all fourteen breed-purpose categories are filtered to what works best in your conditions.

Breed Categories for Mountain / High Altitude

States and regions in Mountain & High Altitude: Colorado, Wyoming, Utah, Idaho, Montana, New Mexico highlands