Birds in Idaho in September

Percent of complete checklists in Idaho that reported the bird during these weeks, 2016–2025 (23,238 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1Northern Flicker34%
2. 2Black-billed Magpie32%
3. 3House Finch31%
4. 4Black-capped Chickadee30%
5. 5Mallard29%
6. 6American Robin28%
7. 7White-crowned Sparrow27%
8. 8Mourning Dove27%
9. 9Red-breasted Nuthatch27%
10. 10Yellow-rumped Warbler25%
11. 11Common Raven25%
12. 12Song Sparrow25%
13. 13Canada Goose24%
14. 14European Starling24%
15. 15Eurasian Collared-Dove23%
16. 16Red-tailed Hawk21%
17. 17American Goldfinch19%
18. 18Red-winged Blackbird19%
19. 19Killdeer18%
20. 20Barn Swallow17%
21. 21California Quail16%
22. 22American Kestrel16%
23. 23Great Blue Heron16%
24. 24Lesser Goldfinch16%
25. 25House Sparrow15%
26. 26Cedar Waxwing14%
27. 27American Crow14%
28. 28Pine Siskin14%
29. 29Ring-billed Gull14%
30. 30American Coot13%
31. 31Double-crested Cormorant13%
32. 32Dark-eyed Junco13%
33. 33Ruby-crowned Kinglet13%
34. 34Turkey Vulture12%
35. 35Mountain Chickadee12%
36. 36Belted Kingfisher12%
37. 37Downy Woodpecker11%
38. 38Osprey10%

• Northern Flickerfirst arrivals mid September, peaks early October
• White-crowned Sparrowfirst arrivals the second week of September, peaks late September
• Yellow-rumped Warblerfirst arrivals the second week of September, peaks late September
• Ruby-crowned Kingletfirst arrivals mid September, peaks early October
• Ring-necked Pheasantfirst arrivals early September, peaks mid April
• Cooper's Hawkfirst arrivals early September, peaks mid September
• Steller's Jayfirst arrivals early September, peaks mid October
• Common Loonfirst arrivals early September, peaks late October
• Townsend's Solitairefirst arrivals early September, peaks late November
• Bewick's Wrenfirst arrivals early September, peaks the second week of December
• Redheadfirst arrivals early September, peaks late April
• Horned Grebefirst arrivals the second week of September, peaks late October

• Mourning Dovemost gone by the second week of September
• Barn Swallowmost gone by mid September
• Killdeermost gone by late September
• Black-chinned Hummingbirdmost gone by the second week of September
• Western Tanagermost gone by early September
• Pine Siskinmost gone by early September
• Western Warbling Vireomost gone by the second week of September
• Western Wood-Peweemost gone by early September
• Brewer's Blackbirdmost gone by mid September
• Chipping Sparrowmost gone by mid September
• Northern House Wrenmost gone by early September
• Ospreymost gone by late September

39. 39Brewer's Blackbird9.6%
40. 40Spotted Towhee9.2%
41. 41Black-chinned Hummingbird9.1%
42. 42Chipping Sparrow8.7%
43. 43Northern Harrier8.6%
44. 44Savannah Sparrow8.5%
45. 45Rock Pigeon7.9%
46. 46Western Meadowlark7.7%
47. 47American White Pelican7.7%
48. 48Cooper's Hawk7.6%
49. 49Western Grebe7.4%
50. 50Great Egret7.2%
51. 51Pied-billed Grebe7.0%
52. 52Orange-crowned Warbler6.4%
53. 53Western Tanager6.4%
54. 54Wood Duck6.3%
55. 55Wilson's Warbler6.1%
56. 56California Gull6.1%
57. 57Steller's Jay5.9%
58. 58Green-winged Teal5.8%
59. 59Swainson's Hawk5.7%
60. 60American Wigeon5.6%