Birding spot · Boulder County, Colorado
Birding at Hall Ranch: What You'll See Each Week In November, the birds most often reported at Hall Ranch are Black-capped Chickadee (93%), Northern Flicker (83%), and Dark-eyed Junco (80%). It is busiest in spring, when 80 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (81 species). 175 species have been reported here across 3,268 complete checklists from 728 birders.
Species by week 0 20 40 60 80 100 Jan 1-7: 39 species on 5%+ of 50 checklists Jan 8-14: 35 species on 5%+ of 63 checklists Jan 15-21: 38 species on 5%+ of 53 checklists Jan 22-31: 41 species on 5%+ of 86 checklists Feb 1-7: 40 species on 5%+ of 57 checklists Feb 8-14: 41 species on 5%+ of 45 checklists Feb 15-21: 41 species on 5%+ of 47 checklists Feb 22-28: 40 species on 5%+ of 45 checklists Mar 1-7: 41 species on 5%+ of 56 checklists Mar 8-14: 39 species on 5%+ of 41 checklists Mar 15-21: 39 species on 5%+ of 42 checklists Mar 22-31: 49 species on 5%+ of 55 checklists Apr 1-7: 53 species on 5%+ of 97 checklists Apr 8-14: 52 species on 5%+ of 72 checklists Apr 15-21: 57 species on 5%+ of 52 checklists Apr 22-30: 57 species on 5%+ of 92 checklists May 1-7: 78 species on 5%+ of 119 checklists May 8-14: 81 species on 5%+ of 190 checklists May 15-21: 81 species on 5%+ of 173 checklists May 22-31: 74 species on 5%+ of 156 checklists Jun 1-7: 69 species on 5%+ of 90 checklists Jun 8-14: 66 species on 5%+ of 63 checklists Jun 15-21: 63 species on 5%+ of 48 checklists Jun 22-30: 65 species on 5%+ of 71 checklists Jul 1-7: 52 species on 5%+ of 43 checklists Jul 8-14: 63 species on 5%+ of 55 checklists Jul 15-21: 62 species on 5%+ of 67 checklists Jul 22-31: 62 species on 5%+ of 107 checklists Aug 1-7: 63 species on 5%+ of 60 checklists Aug 8-14: 62 species on 5%+ of 60 checklists Aug 15-21: 58 species on 5%+ of 65 checklists Aug 22-31: 66 species on 5%+ of 93 checklists Sep 1-7: 60 species on 5%+ of 66 checklists Sep 8-14: 75 species on 5%+ of 51 checklists Sep 15-21: 52 species on 5%+ of 47 checklists Sep 22-30: 56 species on 5%+ of 73 checklists Oct 1-7: 57 species on 5%+ of 80 checklists Oct 8-14: 49 species on 5%+ of 81 checklists Oct 15-21: 47 species on 5%+ of 43 checklists Oct 22-31: 51 species on 5%+ of 40 checklists Nov 1-7: 40 species on 5%+ of 42 checklists Nov 8-14: 44 species on 5%+ of 37 checklists Nov 15-21: 45 species on 5%+ of 48 checklists Nov 22-30: 42 species on 5%+ of 74 checklists Dec 1-7: 41 species on 5%+ of 57 checklists Dec 8-14: 43 species on 5%+ of 34 checklists Dec 15-21: 40 species on 5%+ of 49 checklists Dec 22-31: 39 species on 5%+ of 33 checklists Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Number of species reported on at least 5% of complete checklists, by week (4 per month). Grey bars: fewer than 10 checklists, not counted. In November: what to expect 1 Black-capped Chickadee 93% 2 Northern Flicker 83% 3 Dark-eyed Junco 80% 4 House Finch 74% 5 Wild Turkey 70% 6 Townsend's Solitaire 67% 7 American Robin 67% 8 Downy Woodpecker 55% 9 Steller's Jay 53% 10 White-breasted Nuthatch 46% 11 Rock Pigeon 45% 12 Red-tailed Hawk 43% 13 Song Sparrow 43% 14 American Crow 41% 15 Black-billed Magpie 41% Share of complete checklists at this spot that reported the bird in November. The sparkline is the whole year, with this month highlighted.
Season by season Specialties Birds reported far more often here than across Colorado.
Nearby spots Frequency is the share of complete checklists at this location that listed the bird, 2016–2025. Busy places report more of everything, and the weekly chart counts species on at least 5% of checklists so a few stray reports do not inflate it. How to read it .
Black-capped Chickadee93%
Northern Flicker83%
Dark-eyed Junco80%
House Finch74%
Wild Turkey70%
Townsend's Solitaire67%
American Robin67%
Downy Woodpecker55%
Steller's Jay53%
White-breasted Nuthatch46%
Rock Pigeon45%
Red-tailed Hawk43%
Song Sparrow43%
American Crow41%
Black-billed Magpie41%