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Boulder
Colorado
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Map
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Region navigation
Overview
Illustrated Checklist
View my...
My eBird
Life List
Target Species
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Hotspot Map
Bar Charts
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Top 100
Rare Bird Alerts
Printable Checklist
414
Species observed
Unavailable
125,197
Complete checklists
5506
eBirders
262
Hotspots
Top hotspots
Updated ~7 hr(s) ago.
Top regions sorted by number of observed species
Rank
Region
Species
Species
1
Walden Ponds Wildlife Habitat--Walden & Sawhill Ponds all together
291
2
Walden Ponds Wildlife Habitat--Cottonwood Marsh/Wally Tove's Pond/Duck Pond
268
3
Waneka Lake/Greenlee Preserve
261
4
Boulder Reservoir complex--Boulder Reservoir
246
5
Golden Ponds Park and Nature Area
244
6
Lagerman Agricultural Preserve--Lagerman Reservoir
234
7
Walden Ponds Wildlife Habitat--Sawhill Ponds only
225
8
McIntosh Lake
222
9
East Boulder Trail--Teller Lakes
219
10
Pella Crossing Open Space
212
11
Twin Lakes (Boulder County)
212
12
White Rocks Trail area
210
13
Jim Hamm Nature Area
203
14
Baseline Reservoir
200
15
Valmont Reservoir Complex
200
16
Louisville (town)
199
17
Boulder Creek--75th St.
198
18
Boulder Creek--CU East Campus
195
19
Stearns Lake
190
20
Old Saint Vrain Rd
187
21
Panama Reservoir #1
183
22
Boulder Creek--University of Colorado campus
179
23
Rabbit Mountain
179
24
University of Colorado campus--Confluence Ponds and Skunk Creek
178
25
South Mesa Trail
175
26
Doudy Draw
172
27
Mesa Trail Complex
172
28
University of Colorado Boulder--South Campus
171
29
Lyons (town)
170
30
Sombrero Marsh & Pond
170
31
Prince Lake #2
168
32
Pleasant View Marsh
167
33
Gregory Canyon
166
34
Bobolink Trail
165
35
Boulder Reservoir complex--Coot Lake
164
36
St. Vrain Greenway
164
37
Carolyn Holmberg Preserve & Rock Creek Farms
163
38
Teller Lakes South
163
39
Rogers Grove Park
162
40
Eldorado Mountain Open Space
161
41
Skunk Canyon Trails
160
42
Chautauqua Park
159
43
Crane Hollow Road and ponds
156
44
Valmont Overlook (Legion Park)
156
45
Waneka Lake/Greenlee Preserve--Waneka Lake only
151
46
Walden Ponds Wildlife Habitat--Boulder Creek/Heatherwood Trail
150
47
Apple Valley Rd.
149
48
Little Gaynor Lake
148
49
Hecla Lake
146
50
Boulder Reservoir complex--Sixmile Reservoir
145
51
Heil Valley Ranch
145
52
Ish Reservoir (Larimer/Boulder cos.)
145
53
Rocky Mountain NP--Wild Basin area
145
54
Walker Ranch--Meyers Gulch
143
55
Clover Basin Reservoir
141
56
Foothills Reservoir & McCaslin Lake area
141
57
Boulder Valley Ranch
139
58
Eldorado Canyon SP
139
59
Wonderland Lake Park
139
60
Lagerman Agricultural Preserve--Swede Lakes
138
61
Warembourg Open Space
138
62
Boulder Creek--109th St.
136
63
Terry Lake
136
64
Brainard Lake
133
65
Dodd Reservoir
132
66
Hodgson-Harris Reservoir
131
67
Boulder Mountain Park--Bear Canyon Trail
129
68
Mayhoffer Singletree Trail
129
69
South Boulder Creek Trail
128
70
St. Vrain River Crossing at 63rd St.
128
71
East Boulder Community Park
127
72
McCall Lake
127
73
Waneka Lake/Greenlee Preserve--Greenlee Only
124
74
Eldorado Mountain Open Space--Goshawk Ridge Trail
123
75
Eldorado Mountain Open Space--Spring Brook Loop
123
76
South Boulder Creek Trail Area
123
77
University of Colorado Boulder--Varsity Pond area
123
78
Boulder Creek--Foothills Parkway & Arapahoe Ave. area
122
79
Joder Ranch
122
80
Marshall Marsh
122
81
Betasso Preserve
120
82
City of Boulder Open Space & Mountain Parks, Cherryvale Office area
119
83
Cottonwood Trail--Hayden Lake to Jay Rd.
119
84
Sanitas Valley Trail
119
85
Bohn Park
117
86
Erie Reservoir
117
87
North Open Space
117
88
Allenspark (town)
115
89
South 66th St
115
90
Boulder Creek--61st St.
114
91
Button Rock Preserve
114
92
Caribou Ranch Open Space
114
93
Ward area
114
94
Ball Brothers Woods (historic; closed to public)
113
95
Hall Ranch--South
113
96
Boulder Mountain Park
112
97
University of Colorado Boulder--Main Campus
112
98
Boulder Community Garden
111
99
Dry Creek Open Space
111
100
Hall Ranch
111
Top media
Uploaded in last 7 days
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Latest media
Recent visits
Explore recent checklists of birds in this area.
Observer
Date
Species
Steven Mlodinow
4 Mar 2021
1
Sue Riffe
4 Mar 2021
23
Eric DeFonso
4 Mar 2021
6
Will Anderson
4 Mar 2021
1
Catherine Labio
4 Mar 2021
7
Leslie S
4 Mar 2021
3
Sue Riffe
4 Mar 2021
7
Ted Floyd
4 Mar 2021
46
Sheridan Samano
4 Mar 2021
3
David Waltman
4 Mar 2021
2
Checklists submitted within the last hour are not shown.
More recent visits
Top eBirders
Updated ~23 hr(s) ago.
Sort by Species
Species
Sort by Checklists
Checklists
Top eBirders sorted by number of observed species
Rank
eBirder
Total
1
Peter Gent
383
2
William Kaempfer
375
3
John Vanderpoel
373
4
Christian Nunes
369
4
Maggie Boswell
369
6
Todd Deininger
368
7
David Waltman
365
8
Alexander Brown
362
9
Ted Floyd
359
10
Peter Burke
348
Top 100 eBirders