Electricity Generation Aggregated by U.S. County

National Rank	County	Net Generation (Past Year)	Power Plants
#238	Pinal County, AZ	5.8 TWh	26
#261	Sonoma County, CA	5.2 TWh	26
#390	Elmore County, ID	3.2 TWh	26
#946	Stephenson County, IL	541.0 GWh	26
#1,579	Baltimore County, MD	65.8 GWh	26
#410	Blue Earth County, MN	2.9 TWh	26
#46	Niagara County, NY	15.0 TWh	26
#715	Dane County, WI	991.8 GWh	26
#368	Butte County, CA	3.4 TWh	25
#421	Stanislaus County, CA	2.8 TWh	25
#918	DuPage County, IL	579.8 GWh	25
#1,586	Howard County, MD	63.5 GWh	25
#284	Wright County, MN	4.8 TWh	25
#1,449	Genesee County, NY	112.3 GWh	25
#1,256	Sullivan County, NY	230.9 GWh	25
#688	Halifax County, NC	1.1 TWh	25
#486	Dallas County, TX	2.2 TWh	25
#196	Galveston County, TX	6.8 TWh	25
#510	Placer County, CA	2.0 TWh	24
#1,339	District of Columbia, DC	173.7 GWh	24
#345	Marion County, IN	3.7 TWh	24
#603	Linn County, IA	1.4 TWh	24
#659	Gloucester County, NJ	1.2 TWh	24
#1,468	Somerset County, NJ	107.4 GWh	24
#442	Nassau County, NY	2.6 TWh	24
#341	Klamath County, OR	3.7 TWh	24
#431	Cameron County, TX	2.7 TWh	24
#507	Beaver County, UT	2.0 TWh	24
#988	Chittenden County, VT	475.2 GWh	24
#675	Inyo County, CA	1.1 TWh	23
#426	Tuolumne County, CA	2.7 TWh	23
#331	South Central Connecticut Planning Region, CT	3.9 TWh	23
#22	LaSalle County, IL	20.5 TWh	23
#1,307	Winnebago County, IL	189.4 GWh	23
#1,030	Barnstable County, MA	435.9 GWh	23
#1,353	Atlantic County, NJ	167.2 GWh	23
#1,163	Cumberland County, NJ	306.6 GWh	23
#908	Ocean County, NJ	590.3 GWh	23
#1,394	Ulster County, NY	140.8 GWh	23
#996	Columbus County, NC	471.0 GWh	23
#21	San Luis Obispo County, CA	20.7 TWh	22
#129	Duval County, FL	9.0 TWh	22
#377	Cumberland County, ME	3.3 TWh	22
#1,213	York County, ME	262.0 GWh	22
#1,470	Fulton County, NY	106.9 GWh	22
#55	Queens County, NY	14.0 TWh	22
#397	Rensselaer County, NY	3.1 TWh	22
#686	Steuben County, NY	1.1 TWh	22
#1,499	Randolph County, NC	97.2 GWh	22
#126	Morrow County, OR	9.1 TWh	22
#181	Nueces County, TX	7.5 TWh	22
#416	Travis County, TX	2.8 TWh	22
#519	Iron County, UT	1.9 TWh	22
#1,713	McHenry County, IL	33.4 GWh	21
#559	Oxford County, ME	1.7 TWh	21
#1,461	McLeod County, MN	110.0 GWh	21
#1,608	Waseca County, MN	58.7 GWh	21
#526	Washoe County, NV	1.8 TWh	21
#1,130	Camden County, NJ	344.0 GWh	21
#86	Union County, NJ	11.0 TWh	21
#316	Dutchess County, NY	4.1 TWh	21
#1,139	Herkimer County, NY	338.2 GWh	21
#156	Catawba County, NC	8.2 TWh	21
#1,176	Lenoir County, NC	292.2 GWh	21
#1,197	Scotland County, NC	275.0 GWh	21
#225	Nolan County, TX	6.3 TWh	21
#335	Carbon County, WY	3.8 TWh	21
#279	El Paso County, CO	4.8 TWh	20
#676	Hawaii County, HI	1.1 TWh	20
#1,377	Dodge County, MN	154.8 GWh	20
#1,637	Pope County, MN	50.9 GWh	20
#1,450	Ontario County, NY	111.7 GWh	20
#904	Bladen County, NC	593.0 GWh	20
#1,291	Vance County, NC	204.1 GWh	20
#161	Bell County, TX	8.1 TWh	20
#66	Ector County, TX	12.5 TWh	20
#336	New Castle County, DE	3.8 TWh	19
#677	Maui County, HI	1.1 TWh	19
#512	Harford County, MD	1.9 TWh	19
#1,546	Washington County, MD	78.2 GWh	19
#392	Huron County, MI	3.1 TWh	19
#1,542	Carver County, MN	79.0 GWh	19
#1,190	Olmsted County, MN	282.0 GWh	19
#1,369	Hunterdon County, NJ	158.9 GWh	19
#1,500	Allegany County, NY	96.9 GWh	19
#472	Richmond County, NY	2.3 TWh	19
#229	Rockingham County, NC	6.2 TWh	19
#1,266	Rutherford County, NC	223.5 GWh	19
#1,203	Lake County, OR	271.9 GWh	19
#1,535	Spartanburg County, SC	82.4 GWh	19
#1,150	Santa Barbara County, CA	331.1 GWh	18
#378	Logan County, CO	3.3 TWh	18
#117	Pueblo County, CO	9.5 TWh	18
#852	Kankakee County, IL	665.4 GWh	18
#1,651	Whiteside County, IL	47.4 GWh	18
#324	Adair County, IA	4.0 TWh	18
#716	Story County, IA	991.3 GWh	18
#818	Montgomery County, MD	739.2 GWh	18
#759	Murray County, MN	838.4 GWh	18
#499	Washington County, MN	2.1 TWh	18

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

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