Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#1	Maricopa County, AZ	79.9 TWh	83
#2	Harris County, TX	39.5 TWh	90
#3	York County, PA	36.0 TWh	13
#4	Burke County, GA	36.0 TWh	7
#5	Kern County, CA	33.0 TWh	293
#6	Clark County, NV	31.3 TWh	77
#7	Limestone County, AL	29.3 TWh	2
#8	Oswego County, NY	28.8 TWh	30
#9	Luzerne County, PA	28.3 TWh	10
#10	Will County, IL	28.2 TWh	33
#11	Palm Beach County, FL	28.1 TWh	11
#12	Polk County, FL	27.8 TWh	37
#13	Salem County, NJ	27.7 TWh	8
#14	Grant County, WA	24.5 TWh	8
#15	Monroe County, MI	22.8 TWh	4
#16	Grundy County, IL	22.3 TWh	10
#17	Miami-Dade County, FL	21.7 TWh	12
#18	Oconee County, SC	21.1 TWh	4
#19	Los Angeles County, CA	21.0 TWh	290
#20	St. Charles Parish, LA	20.9 TWh	6
#21	San Luis Obispo County, CA	20.6 TWh	20
#22	LaSalle County, IL	20.3 TWh	17
#23	Mecklenburg County, NC	20.0 TWh	8
#24	Montgomery County, PA	20.0 TWh	13
#25	Ogle County, IL	19.8 TWh	11
#26	Matagorda County, TX	19.6 TWh	9
#27	Somervell County, TX	19.4 TWh	1
#28	Jefferson County, AL	18.9 TWh	4
#29	York County, SC	18.5 TWh	4
#30	Fort Bend County, TX	18.4 TWh	26
#31	Rhea County, TN	18.4 TWh	3
#32	Berrien County, MI	18.1 TWh	7
#33	St. Lucie County, FL	18.0 TWh	14
#34	Southeastern Connecticut Planning Region, CT	18.0 TWh	50
#35	Cobb County, GA	17.7 TWh	5
#36	Louisa County, VA	17.5 TWh	9
#37	Mobile County, AL	17.1 TWh	8
#38	St. Clair County, MI	16.8 TWh	11
#39	Gallia County, OH	16.2 TWh	2
#40	Rock Island County, IL	16.2 TWh	7
#41	Beaver County, PA	16.0 TWh	12
#42	Brunswick County, NC	15.9 TWh	6
#43	Citrus County, FL	15.8 TWh	3
#44	Queens County, NY	15.7 TWh	21
#45	Niagara County, NY	15.3 TWh	21
#46	Calvert County, MD	15.2 TWh	2
#47	Pope County, AR	15.1 TWh	2
#48	Ottawa County, MI	15.1 TWh	14
#49	Houston County, AL	15.1 TWh	2
#50	Franklin County, MO	14.3 TWh	1
#51	Heard County, GA	14.3 TWh	6
#52	Rockingham County, NH	14.2 TWh	6
#53	Appling County, GA	14.2 TWh	2
#54	San Bernardino County, CA	14.0 TWh	196
#55	Bexar County, TX	14.0 TWh	30
#56	Riverside County, CA	13.8 TWh	158
#57	Hillsborough County, FL	13.5 TWh	33
#58	Contra Costa County, CA	13.5 TWh	50
#59	Broward County, FL	13.4 TWh	7
#60	Surry County, VA	13.4 TWh	6
#61	Douglas County, WA	13.1 TWh	2
#62	Northampton County, PA	13.1 TWh	11
#63	Robertson County, TX	13.0 TWh	6
#64	Jefferson County, OH	12.5 TWh	5
#65	Mercer County, ND	12.5 TWh	6
#66	Umatilla County, OR	12.3 TWh	17
#67	Brazoria County, TX	12.3 TWh	42
#68	Choctaw County, MS	12.3 TWh	3
#69	Lee County, AL	12.3 TWh	4
#70	Calcasieu Parish, LA	11.9 TWh	12
#71	Greensville County, VA	11.9 TWh	7
#72	Hamilton County, TN	11.8 TWh	5
#73	Washington County, OH	11.8 TWh	7
#74	Berkeley County, SC	11.6 TWh	8
#75	Putnam County, FL	11.6 TWh	10
#76	Okeechobee County, FL	11.5 TWh	8
#77	Guernsey County, OH	11.5 TWh	1
#78	Guadalupe County, TX	11.5 TWh	10
#79	Harrison County, WV	11.4 TWh	2
#80	St. Clair County, IL	11.3 TWh	6
#81	Jefferson County, KY	11.3 TWh	6
#82	Iberville Parish, LA	11.3 TWh	9
#83	Bartow County, GA	11.1 TWh	3
#84	Rosebud County, MT	11.1 TWh	5
#85	Delaware County, PA	11.1 TWh	7
#86	Gibson County, IN	11.1 TWh	2
#87	Carroll County, KY	11.0 TWh	1
#88	Rusk County, TX	11.0 TWh	3
#89	Milwaukee County, WI	10.9 TWh	11
#90	Ector County, TX	10.9 TWh	14
#91	Wharton County, TX	10.8 TWh	17
#92	Weld County, CO	10.7 TWh	52
#93	Manitowoc County, WI	10.7 TWh	7
#94	Callaway County, MO	10.7 TWh	2
#95	Autauga County, AL	10.7 TWh	5
#96	Midland County, MI	10.5 TWh	2
#97	Claiborne County, MS	10.4 TWh	1
#98	Mayes County, OK	10.4 TWh	6
#99	Wise County, TX	10.4 TWh	4
#100	Lake County, OH	10.4 TWh	3

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

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

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