Cooper's Hawks in Idaho
When Cooper's hawks are present in Idaho, when they nest, which native Idaho plants feed them, and how to host them in a USDA 3b–7b yard.
- Status in Idaho
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 3b–7b
When to expect Cooper's hawks in Idaho
Cooper's Hawks live in Idaho all year. Cold winters with inversions in the valleys; mountain finches and Bohemian Waxwings move into towns. That makes the cold months the time your yard matters most to them.
Semi-arid sagebrush plains along the Snake River and forested mountains to the north and center.
Nesting in Idaho
Across Idaho, Cooper's hawks typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Hot, dry summers in the Snake River Plain and cool mountain summers.
- Cooper's Hawks don't use nest boxes. Keep dense native shrubs and trees such as paper birch, chokecherry, common hackberry for nest sites.
- Delay heavy pruning of shrubs until after June.
Native Idaho plants that attract Cooper's hawks
Of the regional native plants we track for Idaho, these 8 provide food or cover Cooper's hawks use:
Insect-rich in fall and seed in winter.
Catkin seed feeds redpolls and siskins all winter.
Dark summer fruit and heavy caterpillar load.
Sweet dry fruit on the branch all winter.
Seeds and bark insects; pygmy nuthatch and woodpecker habitat.
Late-season bloom supports insects; seed for sparrows.
Seed for crossbills, siskins and chickadees.
Early catkins draw insects for arriving warblers and hummingbirds.
Feeding Cooper's hawks through the Idaho year
- Top foods: None — it hunts live prey; active feeders are the attraction.
- In Idaho's winter: Cold winters with inversions in the valleys; mountain finches and Bohemian Waxwings move into towns.
Full diet breakdown for Cooper's hawks · Best feeder for Cooper's hawks
Frequently asked
Are Cooper's hawks in Idaho year-round?
Yes. Cooper's Hawks are year-round residents in Idaho.
When do Cooper's hawks nest in Idaho?
Nesting in Idaho typically runs March–June, with 1 per season. Clutches are 2–6 eggs, incubated for 30–36 days.
What native plants attract Cooper's hawks in Idaho?
Tall goldenrod, Paper birch, Chokecherry, Common hackberry, Ponderosa pine, Rabbitbrush, Douglas fir, Willow (Bebb) are native plants in Idaho that provide food or cover for Cooper's hawks.
Cooper's Hawks in other regions
Other backyard birds in Idaho
Sources
- Cooper's Hawk — All About Birds, Cornell Lab of Ornithology
- Cooper's Hawk life history — Cornell Lab of Ornithology
- Cooper's Hawk — Audubon Guide to North American Birds
- eBird region overview and bar charts — Idaho
- USDA Plant Hardiness Zone Map (2023)
- Audubon Native Plants Database
Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.