Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#230	Pecos County, TX	6.2 TWh	35
#574	Somerset County, ME	1.6 TWh	36
#1,302	Johnston County, NC	194.7 GWh	36
#293	Adams County, CO	4.6 TWh	37
#12	Polk County, FL	26.6 TWh	37
#195	Prince George's County, MD	6.8 TWh	37
#1,206	Hampshire County, MA	270.0 GWh	37
#984	Onondaga County, NY	480.9 GWh	37
#501	Saratoga County, NY	2.0 TWh	37
#753	Clackamas County, OR	866.0 GWh	37
#184	Norfolk County, MA	7.3 TWh	38
#951	Jefferson County, NY	529.0 GWh	38
#1,113	Oneida County, NY	357.8 GWh	38
#415	Pima County, AZ	2.8 TWh	39
#449	Essex County, MA	2.5 TWh	39
#420	Dakota County, MN	2.8 TWh	39
#388	Solano County, CA	3.2 TWh	40
#604	Twin Falls County, ID	1.4 TWh	40
#9	Will County, IL	28.8 TWh	40
#925	Nash County, NC	570.0 GWh	40
#1,154	Burlington County, NJ	326.4 GWh	41
#917	Monroe County, NY	580.6 GWh	41
#201	Wayne County, NC	6.7 TWh	41
#1,228	Berkshire County, MA	250.6 GWh	44
#1,166	Duplin County, NC	304.3 GWh	45
#175	Shasta County, CA	7.7 TWh	46
#448	Alameda County, CA	2.5 TWh	47
#488	San Joaquin County, CA	2.2 TWh	47
#338	Penobscot County, ME	3.8 TWh	47
#214	Honolulu County, HI	6.5 TWh	48
#1,159	Chisago County, MN	316.4 GWh	48
#70	Brazoria County, TX	12.2 TWh	49
#967	Stearns County, MN	509.8 GWh	50
#36	Southeastern Connecticut Planning Region, CT	17.1 TWh	51
#1,109	Robeson County, NC	361.5 GWh	52
#241	Orange County, NY	5.6 TWh	53
#61	Contra Costa County, CA	13.2 TWh	56
#797	Capitol Planning Region, CT	761.3 GWh	56
#307	Kings County, CA	4.3 TWh	57
#177	Providence County, RI	7.6 TWh	57
#409	Orange County, CA	2.9 TWh	59
#95	Weld County, CO	10.5 TWh	60
#217	Sacramento County, CA	6.4 TWh	65
#132	Suffolk County, NY	8.8 TWh	67
#339	Middlesex County, MA	3.7 TWh	68
#593	Tulare County, CA	1.5 TWh	69
#164	St. Lawrence County, NY	8.0 TWh	69
#725	Bristol County, MA	947.8 GWh	71
#108	Middlesex County, NJ	9.8 TWh	71
#319	Santa Clara County, CA	4.1 TWh	75
#981	Cook County, IL	489.8 GWh	77
#6	Clark County, NV	31.3 TWh	79
#110	Imperial County, CA	9.7 TWh	84
#756	Plymouth County, MA	848.5 GWh	84
#548	Hampden County, MA	1.7 TWh	86
#1	Maricopa County, AZ	81.0 TWh	88
#2	Harris County, TX	39.6 TWh	96
#178	Fresno County, CA	7.6 TWh	119
#267	San Diego County, CA	5.1 TWh	151
#48	Riverside County, CA	14.7 TWh	159
#276	Worcester County, MA	4.9 TWh	190
#64	San Bernardino County, CA	12.8 TWh	204
#30	Los Angeles County, CA	18.9 TWh	308
#5	Kern County, CA	34.9 TWh	313

Net Generation data is based on the last 12 months since Sep 2025

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

Browse Counties By State