Summer Birds in Illinois

Percent of complete checklists in Illinois that reported the bird during these weeks, 2016–2025 (283,747 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1American Robin64%
2. 2Northern Cardinal57%
3. 3American Goldfinch52%
4. 4Red-winged Blackbird50%
5. 5Mourning Dove47%
6. 6House Sparrow39%
7. 7Song Sparrow36%
8. 8Blue Jay36%
9. 9Barn Swallow34%
10. 10Gray Catbird30%
11. 11Indigo Bunting30%
12. 12Downy Woodpecker30%
13. 13European Starling30%
14. 14Northern House Wren30%
15. 15Common Yellowthroat27%
16. 16Common Grackle27%
17. 17Black-capped Chickadee27%
18. 18Mallard27%
19. 19Great Blue Heron27%
20. 20House Finch26%
21. 21Eastern Wood-Pewee26%
22. 22Red-bellied Woodpecker25%
23. 23Canada Goose24%
24. 24Killdeer24%
25. 25Brown-headed Cowbird24%
26. 26Chimney Swift23%
27. 27Cedar Waxwing23%
28. 28White-breasted Nuthatch23%
29. 29Northern Flicker22%
30. 30Eastern Kingbird22%
31. 31American Crow21%
32. 32Tree Swallow21%
33. 33Ruby-throated Hummingbird18%
34. 34Ring-billed Gull18%
35. 35Eastern Warbling Vireo17%
36. 36Great Egret17%
37. 37Baltimore Oriole17%
38. 38Double-crested Cormorant17%
39. 39Blue-gray Gnatcatcher15%
40. 40Turkey Vulture14%
41. 41Field Sparrow14%
42. 42Chipping Sparrow13%
43. 43Great Crested Flycatcher13%
44. 44Red-eyed Vireo12%
45. 45Northern Yellow Warbler12%
46. 46Red-tailed Hawk12%
47. 47Wood Duck12%
48. 48Northern Rough-winged Swallow11%
49. 49Caspian Tern10%
50. 50Carolina Wren10%
51. 51Tufted Titmouse10%
52. 52Eastern Bluebird10%
53. 53Spotted Sandpiper10%

• American Goldfinchfirst arrivals mid June, peaks the second week of August
• Yellow-rumped Warblerfirst arrivals late August, peaks the second week of October
• American Redstartfirst arrivals early August, peaks the second week of September
• Swainson's Thrushfirst arrivals mid August, peaks the second week of September
• Magnolia Warblerfirst arrivals mid August, peaks mid September
• Northern Shovelerfirst arrivals late August, peaks late March
• Cooper's Hawkfirst arrivals late August, peaks late September
• Bay-breasted Warblerfirst arrivals mid August, peaks the second week of September
• Blackpoll Warblerfirst arrivals mid August, peaks mid September
• Belted Kingfisherfirst arrivals early August, peaks early October
• Red-breasted Nuthatchfirst arrivals mid August, peaks late September
• Least Sandpiperfirst arrivals late June, peaks the second week of August

• American Robinmost gone by mid August
• Red-winged Blackbirdmost gone by early August
• Brown-headed Cowbirdmost gone by mid July
• Baltimore Oriolemost gone by late August
• Song Sparrowmost gone by the second week of August
• Northern House Wrenmost gone by late August
• Indigo Buntingmost gone by mid August
• Northern Yellow Warblermost gone by the second week of July
• Tree Swallowmost gone by the second week of August
• Palm Warblermost gone by early June
• Eastern Kingbirdmost gone by late August
• Great Crested Flycatchermost gone by late August

54. 54Eastern Towhee9.8%
55. 55Dickcissel9.7%
56. 56Red-headed Woodpecker9.3%
57. 57Rock Pigeon9.2%
58. 58Green Heron9.0%
59. 59Purple Martin8.8%
60. 60Eastern Phoebe8.5%