Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#1	Maricopa County, AZ	79.7 TWh	83
#1,893	Marin County, CA	7.4 GWh	3
#1,146	Marinette County, WI	296.6 GWh	10
#947	Marion County, TN	509.6 GWh	1
#1,349	Marion County, IA	137.6 GWh	5
#1,056	Marion County, OR	386.5 GWh	29
#872	Marion County, WV	598.7 GWh	4
#785	Marion County, AR	750.5 GWh	1
#331	Marion County, IN	3.9 TWh	24
#655	Marion County, TX	1.1 TWh	1
#533	Marion County, KS	1.7 TWh	3
#1,981	Marion County, IL	3.2 GWh	1
#1,618	Marion County, OH	42.6 GWh	5
#1,737	Marion County, SC	22.6 GWh	11
#1,875	Marion County, FL	8.7 GWh	1
#1,147	Mariposa County, CA	296.6 GWh	2
#1,821	Marlboro County, SC	12.6 GWh	3
#798	Marquette County, MI	723.0 GWh	9
#1,131	Marshall County, IL	317.2 GWh	4
#991	Marshall County, AL	453.4 GWh	2
#2,054	Marshall County, MS	670.0 MWh	3
#1,597	Marshall County, IN	49.3 GWh	2
#639	Marshall County, KS	1.2 TWh	2
#300	Marshall County, IA	4.3 TWh	7
#270	Marshall County, WV	5.0 TWh	4
#574	Marshall County, KY	1.5 TWh	3
#153	Martin County, FL	8.1 TWh	6
#778	Martin County, MN	753.3 GWh	9
#1,177	Martin County, TX	263.7 GWh	1
#945	Martin County, NC	513.8 GWh	18
#1,768	Martin County, KY	17.6 GWh	1
#1,694	Martin County, IN	29.0 GWh	2
#620	Mason County, IL	1.3 TWh	4
#275	Mason County, WV	4.9 TWh	2
#165	Mason County, KY	7.7 TWh	2
#1,132	Mason County, MI	314.3 GWh	4
#1,153	Mason County, WA	290.0 GWh	3
#26	Matagorda County, TX	19.7 TWh	9
#1,256	Matanuska-Susitna Borough, AK	197.8 GWh	2
#681	Maui County, HI	1.1 TWh	18
#1,663	Maverick County, TX	33.8 GWh	5
#99	Mayes County, OK	10.4 TWh	6
#534	McClain County, OK	1.7 TWh	1
#810	McCone County, MT	701.2 GWh	2
#844	McCormick County, SC	632.4 GWh	1
#225	McCracken County, KY	6.1 TWh	2
#648	McCulloch County, TX	1.1 TWh	2
#853	McCurtain County, OK	620.1 GWh	3
#911	McDonough County, IL	551.1 GWh	5
#1,017	McHenry County, ND	423.8 GWh	2
#1,664	McHenry County, IL	33.2 GWh	17
#871	McIntosh County, ND	599.9 GWh	2
#644	McKenzie County, ND	1.2 TWh	2
#683	McKinley County, NM	1.0 TWh	6
#376	McLean County, IL	3.2 TWh	14
#145	McLean County, ND	8.3 TWh	2
#387	McLennan County, TX	3.1 TWh	12
#1,379	McLeod County, MN	123.9 GWh	21
#1,460	McNairy County, TN	88.7 GWh	4
#1,579	McPherson County, KS	53.3 GWh	2
#2,077	Meade County, KS	105.0 MWh	1
#1,529	Meagher County, MT	66.5 GWh	1
#860	Mecklenburg County, VA	608.8 GWh	5
#23	Mecklenburg County, NC	20.1 TWh	8
#1,733	Mecosta County, MI	23.3 GWh	1
#1,790	Medina County, OH	15.7 GWh	6
#1,412	Meeker County, MN	107.5 GWh	9
#1,232	Meigs County, OH	215.3 GWh	2
#1,825	Menard County, TX	12.3 GWh	1
#1,838	Mendocino County, CA	11.1 GWh	4
#1,415	Menominee County, MI	105.7 GWh	5
#1,067	Merced County, CA	377.2 GWh	25
#1,229	Mercer County, NJ	216.2 GWh	27
#67	Mercer County, ND	12.4 TWh	6
#554	Mercer County, KY	1.6 TWh	3
#1,909	Mercer County, OH	6.5 GWh	1
#1,919	Mercer County, PA	6.0 GWh	1
#1,852	Meriwether County, GA	10.5 GWh	3
#901	Merrimack County, NH	569.2 GWh	14
#1,431	Mesa County, CO	97.6 GWh	11
#1,527	Metcalfe County, KY	66.6 GWh	1
#1,611	Miami County, KS	44.0 GWh	5
#1,724	Miami County, OH	24.0 GWh	3
#1,705	Miami County, IN	27.4 GWh	4
#17	Miami-Dade County, FL	21.6 TWh	12
#100	Middlesex County, NJ	10.3 TWh	72
#337	Middlesex County, MA	3.8 TWh	65
#1,486	Middlesex County, VA	77.8 GWh	2
#865	Midland County, TX	604.3 GWh	1
#94	Midland County, MI	10.7 TWh	2
#846	Milam County, TX	631.5 GWh	7
#207	Millard County, UT	6.5 TWh	8
#2,072	Mille Lacs County, MN	179.0 MWh	1
#1,285	Miller County, MO	176.1 GWh	1
#412	Mills County, TX	2.8 TWh	4
#98	Milwaukee County, WI	10.4 TWh	11
#914	Mineral County, WV	543.7 GWh	2
#1,127	Mineral County, NV	319.0 GWh	3
#1,558	Minidoka County, ID	59.4 GWh	2
#1,209	Minnehaha County, SD	232.3 GWh	2

Net Generation data is based on the last 12 months since Dec 2023

Top 20 U.S. Counties by Net Generation

Totals are based on the most recent 12 months net generation

Browse Counties By State