Birding spots · Colorado

Best Birding Spots in Adams County, Colorado

Barr Lake (northwest) leads Adams County's birding spots with 236 species reported, best in fall. 66 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
Barr Lake (northwest)	236	2,694	95	172	157	206
Barr Lake	223	2,800	84	161	148	186
Lake Mary	207	1,514	72	165	139	150
Landora Lake	203	3,481	73	171	136	148
Barr Lake (north 3)	184	627	45	109	95	147
Rocky Mountain Arsenal National Wildlife Refuge	179	1,080	34	138	130	129
Barr Lake (north)	171	736	57	122	83	101
Derby Lake	169	1,677	59	125	115	112
Barr Lake (west)	166	393	68	93	78	108
Lake Mary (southeast)	165	1,217	55	123	99	110
Sprat Platte Greenway	158	325	65	131	69	59
Barr Lake (north 2)	157	698	62	94	87	116
Eastlake Reservoir Number Three	147	876	60	126	81	104
Rocky Mountain Arsenal National Wildlife Refuge (east)	146	560	45	103	77	107
Lake Sangraco (Ralston Creek)	139	931	39	115	85	82
Lake Sangraco	137	1,250	57	119	72	82
Elaine T Valente Open Space	137	388	54	109	54	69
Derby Lake (south)	136	400	30	100	87	68
Trailhead Park	129	1,213	90	92	47	80
Rocky Mountain Arsenal National Wildlife Refuge (northeast 2)	124	289	31	90	84	62
Rocky Mountain Arsenal National Wildlife Refuge (northwest)	118	532	25	79	73	67
Rocky Mountain Arsenal National Wildlife Refuge (northeast)	117	409	28	58	76	50
McKay Lake, 144th & Zuni	116	456	51	87	52	66
Lake Mary (south)	116	242	31	80	64	66
Lake Mary (Landora Lake)	116	176	17	96	47	59
Third Creek	114	298	57	87	43	74
Lost 40	111	83	59	93	34	32
Riverdale Regional Park	109	214	50	88	48	46
Pelican Ponds Open Space	109	199	59	82	48	57
Riverdale Regional Park (Henderson Island)	105	88	46	77	35	45
Riverdale Regional Park (Branther Gulch)	96	158	36	67	55	45
Vogler Reservoir Number 1 (Cozy Corner)	94	391	36	67	56	48
Star K Ranch	91	319	41	71	49	31
Steele Street Park Trailhead	90	319	75	61	1	43
Jim Baker Reservoir	88	203	27	71	46	42
Prairie Gateway Openspace	85	178	23	47	55	30
Sand Creek	83	250	71	50	8	31
Bambei-Walker Reservoir	81	69	55	47	22	42
Gordon Lake	76	187	45	49	33	35
Morgan Smith Nature Area	73	104	42	56	27	14
Sand Creek Park	72	231	30	53	40	29
Lake Sangraco (Berkeley Gardens)	70	108	37	54	22	19
Rocky Mountain Arsenal National Wildlife Refuge (Upper Derby Lake)	67	265	10	45	56	28
Vaile Reservoir (historical)	67	93	5	45	32	17
Smith/Mushroom Pond, east of Federal at 108th	63	139	24	50	34	36
Bluff Lake East Natural Area	63	89	26	39	33	37
Downstream Reservoirs North Complex	61	128	43	40	18	22
Big Dry Creek Park	60	91	22	44	43	26
Mayham Lake	59	85	35	29	22	10
Recreation Center	57	64	28	41	17	24