Electricity Generation Aggregated by Colorado County

State Rank	County	Net Generation (Past Year)	Power Plants
#4	Adams County, CO	4.7 TWh	37
#22	Alamosa County, CO	219.0 GWh	9
#19	Arapahoe County, CO	348.2 GWh	15
#41	Baca County, CO	5.5 GWh	5
#21	Bent County, CO	233.0 GWh	2
#25	Boulder County, CO	116.5 GWh	12
#39	Chaffee County, CO	7.6 GWh	3
#13	Cheyenne County, CO	1.7 TWh	1
#24	Clear Creek County, CO	130.8 GWh	3
#40	Conejos County, CO	7.2 GWh	2
#45	Crowley County, CO	3.9 GWh	1
#26	Delta County, CO	85.8 GWh	2
#18	Denver County, CO	394.4 GWh	9
#37	Douglas County, CO	11.4 GWh	2
#32	Eagle County, CO	39.8 GWh	3
#3	El Paso County, CO	5.3 TWh	20
#9	Elbert County, CO	2.2 TWh	2
#43	Fremont County, CO	3.9 GWh	2
#31	Garfield County, CO	54.1 GWh	12
#33	Grand County, CO	19.1 GWh	3
#20	Gunnison County, CO	246.8 GWh	2
#16	Huerfano County, CO	429.2 GWh	4
#47	Jackson County, CO	2.3 GWh	1
#23	Jefferson County, CO	152.3 GWh	9
#7	Kit Carson County, CO	3.0 TWh	8
#28	La Plata County, CO	74.7 GWh	4
#11	Larimer County, CO	1.9 TWh	12
#17	Las Animas County, CO	422.1 GWh	4
#8	Lincoln County, CO	2.6 TWh	5
#6	Logan County, CO	3.2 TWh	18
#27	Mesa County, CO	76.6 GWh	13
#5	Moffat County, CO	3.7 TWh	3
#29	Montezuma County, CO	72.7 GWh	9
#15	Montrose County, CO	549.6 GWh	10
#12	Morgan County, CO	1.7 TWh	11
#44	Otero County, CO	3.9 GWh	3
#34	Ouray County, CO	16.5 GWh	1
#35	Park County, CO	14.6 GWh	1
#38	Pitkin County, CO	9.3 GWh	2
#14	Prowers County, CO	907.9 GWh	4
#2	Pueblo County, CO	7.8 TWh	19
#36	Rio Blanco County, CO	13.4 GWh	3
#46	Rio Grande County, CO	3.1 GWh	1
#10	Routt County, CO	2.1 TWh	1
#42	Saguache County, CO	5.1 GWh	2
#30	Summit County, CO	69.8 GWh	2
#1	Weld County, CO	10.7 TWh	60

Net Generation data is based on the last 12 months since Jan 2026

Totals are based on the most recent 12 months net generation

List of All Colorado Counties