Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#5	Kern County, CA	34.8 TWh	313
#33	Los Angeles County, CA	17.7 TWh	308
#72	San Bernardino County, CA	12.2 TWh	204
#244	Worcester County, MA	5.6 TWh	190
#47	Riverside County, CA	14.8 TWh	159
#275	San Diego County, CA	4.9 TWh	151
#178	Fresno County, CA	7.6 TWh	119
#2	Harris County, TX	39.4 TWh	96
#1	Maricopa County, AZ	79.1 TWh	88
#561	Hampden County, MA	1.7 TWh	86
#115	Imperial County, CA	9.7 TWh	84
#766	Plymouth County, MA	842.6 GWh	84
#6	Clark County, NV	30.9 TWh	79
#984	Cook County, IL	491.6 GWh	77
#331	Santa Clara County, CA	3.9 TWh	75
#731	Bristol County, MA	947.8 GWh	71
#102	Middlesex County, NJ	10.3 TWh	71
#585	Tulare County, CA	1.5 TWh	69
#168	St. Lawrence County, NY	8.0 TWh	69
#345	Middlesex County, MA	3.7 TWh	68
#130	Suffolk County, NY	9.1 TWh	67
#235	Sacramento County, CA	6.0 TWh	65
#96	Weld County, CO	10.8 TWh	60
#430	Orange County, CA	2.7 TWh	59
#310	Kings County, CA	4.2 TWh	57
#166	Providence County, RI	8.0 TWh	57
#53	Contra Costa County, CA	13.9 TWh	56
#784	Capitol Planning Region, CT	796.8 GWh	56
#245	Orange County, NY	5.6 TWh	53
#1,120	Robeson County, NC	361.8 GWh	52
#34	Southeastern Connecticut Planning Region, CT	17.5 TWh	51
#963	Stearns County, MN	516.6 GWh	50
#69	Brazoria County, TX	12.4 TWh	49
#212	Honolulu County, HI	6.6 TWh	48
#1,167	Chisago County, MN	316.5 GWh	48
#442	Alameda County, CA	2.6 TWh	47
#514	San Joaquin County, CA	1.9 TWh	47
#342	Penobscot County, ME	3.8 TWh	47
#176	Shasta County, CA	7.6 TWh	46
#1,176	Duplin County, NC	304.3 GWh	45
#1,215	Berkshire County, MA	269.9 GWh	44
#1,164	Burlington County, NJ	326.1 GWh	41
#916	Monroe County, NY	587.1 GWh	41
#907	Nash County, NC	594.5 GWh	41
#234	Wayne County, NC	6.0 TWh	41
#395	Solano County, CA	3.1 TWh	40
#614	Twin Falls County, ID	1.4 TWh	40
#9	Will County, IL	28.4 TWh	40
#404	Pima County, AZ	3.0 TWh	39
#445	Essex County, MA	2.6 TWh	39
#424	Dakota County, MN	2.8 TWh	39
#182	Norfolk County, MA	7.3 TWh	38
#971	Jefferson County, NY	505.3 GWh	38
#1,123	Oneida County, NY	357.7 GWh	38
#294	Adams County, CO	4.7 TWh	37
#15	Polk County, FL	25.3 TWh	37
#194	Prince George's County, MD	6.9 TWh	37
#1,214	Hampshire County, MA	270.0 GWh	37
#1,014	Onondaga County, NY	459.1 GWh	37
#501	Saratoga County, NY	2.0 TWh	37
#756	Clackamas County, OR	866.0 GWh	37
#578	Somerset County, ME	1.6 TWh	36
#1,307	Johnston County, NC	194.7 GWh	36
#229	Pecos County, TX	6.2 TWh	36
#48	Hillsborough County, FL	14.8 TWh	35
#1,221	Erie County, NY	260.5 GWh	35
#57	Bexar County, TX	13.6 TWh	35
#351	Lincoln County, MN	3.7 TWh	34
#165	Sherburne County, MN	8.0 TWh	34
#100	Cleveland County, NC	10.3 TWh	34
#1,203	Franklin County, MA	277.7 GWh	33
#119	Goodhue County, MN	9.6 TWh	33
#7	Oswego County, NY	30.0 TWh	33
#807	Ventura County, CA	755.9 GWh	32
#894	Aroostook County, ME	608.8 GWh	32
#659	Rice County, MN	1.2 TWh	32
#943	Merced County, CA	545.8 GWh	31
#483	Kings County, NY	2.2 TWh	31
#1,054	Westchester County, NY	427.4 GWh	31
#152	Hidalgo County, TX	8.3 TWh	31
#1,340	Monmouth County, NJ	173.9 GWh	30
#328	Albany County, NY	4.0 TWh	30
#1,046	Marion County, OR	434.3 GWh	30
#736	Tarrant County, TX	916.7 GWh	30
#454	Monterey County, CA	2.5 TWh	29
#805	Androscoggin County, ME	758.2 GWh	29
#682	Pipestone County, MN	1.1 TWh	29
#1,566	Renville County, MN	71.9 GWh	29
#19	Fort Bend County, TX	22.1 TWh	29
#700	Madera County, CA	1.1 TWh	28
#583	Clinton County, NY	1.6 TWh	28
#541	Lewis County, NY	1.8 TWh	28
#199	Darlington County, SC	6.9 TWh	28
#1,304	Kennebec County, ME	198.0 GWh	27
#303	Wayne County, MI	4.4 TWh	27
#388	Essex County, NJ	3.3 TWh	27
#675	Hudson County, NJ	1.2 TWh	27
#1,253	Mercer County, NJ	236.2 GWh	27
#741	Chautauqua County, NY	903.5 GWh	27
#1,086	Washington County, RI	396.8 GWh	27

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

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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