Birding spots · Colorado

Best Birding Spots in Boulder County, Colorado

Walden Ponds Wildlife Habitat leads Boulder County's birding spots with 246 species reported, best in spring. 212 spots in the county have enough data to rank.

Species counts are birds reported at least three times in that season at that spot, 2016–2025. Busy spots list more species simply because more people look, so compare the checklist counts. Spot names come from public map data and hotspot listings.

Spot	Species	Checklists	Winter	Spring	Summer	Fall
Walden Ponds Wildlife Habitat	246	8,255	102	221	150	171
Waneka Lake Park	212	6,926	85	177	112	139
Lagerman Reservoir	205	8,357	81	175	144	166
Pella Crossing	204	3,697	91	167	116	130
Golden Ponds	200	2,364	75	173	104	134
Walden Ponds Wildlife Habitat (northeast)	197	2,513	74	169	111	125
Dry Creek	184	2,413	74	140	129	130
Boulder Reservoir	181	1,795	73	138	91	132
Teller Lake Number 5	176	1,942	59	138	118	109
Hall Ranch	175	3,268	62	148	125	125
Walden Ponds Wildlife Habitat (south)	173	1,446	80	133	88	103
Davis Reservoir Number 1	172	2,946	70	135	76	104
McIntosh Lake	166	1,415	76	125	82	109
Stearns Lake	159	2,145	73	135	83	94
Memory Square Park	157	1,163	57	119	66	85
Rabbit Mountain	153	1,238	60	105	112	84
Skunk Creek (Bear Canyon Creek)	152	627	35	145	37	63
Skunk Creek	146	944	44	133	47	62
Heatherwood Trail	141	1,991	80	117	68	72
Hillcrest Reservoir	141	1,078	72	88	61	101
Waneka Lake Park (Waneka Reservoir)	137	1,062	60	104	61	80
Hecla Lake	136	2,072	59	106	74	85
Jim Hamm Nature Preserve	135	1,349	44	106	66	86
Sombrero Marsh	135	1,269	45	116	77	90
Longmont Reservoir	135	774	55	108	70	56
Stearns Lake (east)	135	501	52	100	64	76
Base Line Reservoir (Hoover Hill)	131	652	36	107	70	51
Ish Reservoir	131	237	20	66	91	86
Kohler Reservoir	130	1,037	34	107	97	72
Base Line Reservoir	129	1,607	66	96	31	93
Shadow Canyon	128	705	35	110	96	62
City of Boulder City Parks	126	599	52	98	70	79
Teller Lake	126	362	37	77	77	57
Heil Valley Ranch	125	554	31	83	98	71
Sale Lake	125	497	38	89	49	83
City of Boulder Sewer Plant	124	443	57	96	53	58
Wonderland Lake	120	771	43	77	68	71
Varsity Lake	119	1,883	58	94	42	68
Hodgson-Harris Reservoir	119	1,007	49	104	66	59
Bergheim - Wood	119	374	30	86	97	50
Lindsay - West (north)	118	476	28	97	91	47
Swede Lakes	118	299	46	87	58	63
Mesa Reservoir	117	411	27	70	79	52
Louisville Reservoir Number 1	116	547	40	77	64	69
Greenlee Wildlife Preserve Open Space	114	800	48	87	67	70
Eldorado Springs	112	570	20	82	95	47
Austin - Russell	111	986	26	80	90	53
Prince Lake Number Two	111	533	32	71	58	70
Leggett and Hillcrest Reservoir	110	436	78	47	12	78
National Center for Atmospheric Research	109	565	38	89	87	38