American Crows in Illinois
When American are present in Illinois, when they nest, which native Illinois plants feed them, and how to host them in a USDA 5a–7b yard.
- Status in Illinois
- Year-round resident
- Nesting window
- March–June
- Broods
- 1 per season
- Hardiness zones
- USDA 5a–7b
When to expect American in Illinois
American Crows live in Illinois all year. Cold, windy winters in the north; the southern tip is milder and hosts more wintering species. That makes the cold months the time your yard matters most to them.
Humid continental, grading from the Lake Michigan shore and prairie north to the forested Shawnee Hills in the south.
Nesting in Illinois
Across Illinois, American typically nest from March–June. Plan around that window: February for setup, June for clean-out.
Hot, humid summers; much of the state is farmland, so backyard native plantings matter.
- American Crows don't use nest boxes. Keep dense native shrubs and trees such as flowering dogwood, serviceberry, white oak for nest sites.
- Delay heavy pruning of shrubs until after June.
Native Illinois plants that attract American
Of the regional native plants we track for Illinois, these 8 provide food or cover American use:
Fat-rich red fall fruit taken by thrushes, bluebirds and woodpeckers.
Early-summer berries arrive exactly when nestlings are being fed.
Acorns plus hundreds of caterpillar species for nestling food.
Drought-hardy prairie oak with large acorns and a heavy insect load.
Summer fruit and one of the top caterpillar host trees.
Late-summer berry clusters taken by over 40 bird species.
Blue-black fall fruit and dense nesting cover.
Lipid-rich red fruit fuels fall migrants.
Feeding American through the Illinois year
- Top foods: Cracked corn, Peanuts in the shell.
- In Illinois's winter: Cold, windy winters in the north; the southern tip is milder and hosts more wintering species.
Frequently asked
Are American in Illinois year-round?
Yes. American Crows are year-round residents in Illinois.
When do American nest in Illinois?
Nesting in Illinois typically runs March–June, with 1 per season. Clutches are 3–9 eggs, incubated for 17–21 days.
What native plants attract American in Illinois?
Flowering dogwood, Serviceberry, White oak, Bur oak, Black cherry, American elderberry, Arrowwood viburnum, Spicebush are native plants in Illinois that provide food or cover for American.
American Crows in other regions
Other backyard birds in Illinois
Sources
- American Crow — All About Birds, Cornell Lab of Ornithology
- American Crow life history — Cornell Lab of Ornithology
- American Crow — Audubon Guide to North American Birds
- eBird region overview and bar charts — Illinois
- 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.