Summary of Electricity Activity in Winnebago County, IL

Summary of Winnebago County, IL Generation

Winnebago County, IL is ranked #1,297 out of 2,193 U.S. counties nationwide and #52 out of 85 Illinois counties in terms of total annual net electricity generation.

Annual Generation 215.8 GWh
Annual Consumption 2.0 M MMBtu
Last UpdateMay 2026
Power Plants25
Companies on File23

Map of Top Producing Plants in Winnebago County, IL

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Overall National Rank

#1,297 /2,193 U.S. Counties

In Net Annual Generation

Overall State Rank

#52 /85 Illinois Counties

In Net Annual Generation

Overall Annual Net Geneneration

215.8 GWh

Total Annual Fuel Consumption

2.0 M MMBtu

Electric Companies in Winnebago County, IL

23

Winnebago County, IL
Power Plants

25

Annual Net Generation From natural gas power

163.6 GWh

National Rank in Terms of natural gas Net Electricity Generation

#495 /927 U.S. Counties

State Rank in Terms of natural gas Net Electricity Generation

#12 /31 Illinois Counties

Monthly Net Generation for Winnebago County, IL

Monthly Plant Fuel Consumption for Winnebago County, IL

Net Generation by Fuel Source

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#52 / 85#1297 / 2193215.77 GWh2.04 M MMBtu
Natural Gas#12 / 31#495 / 927163.60 GWh1.78 M MMBtu
Solar#32 / 71#691 / 131737.59 GWh131.10 k MMBtu
Other Biomass Gas#1 / 1#27 / 528.12 GWh108.93 k MMBtu
Water#5 / 6#481 / 5366.46 GWh23.19 k MMBtu

Power Plants in Winnebago County, IL

PlantUtility NameGenerationConsumptionFuel Types
NRG Rockford IRockford Generation LLC106.5 GWh1.2 M MMBtu Natural Gas
NRG Rockford II Energy CenterRockford Generation LLC56.1 GWh599.9 k MMBtu Natural Gas
Kishwaukee CHP PlantFour Rivers Sanitation Authority9.1 GWh121.4 k MMBtu Other Biomass Gas : 89.5% Natural Gas : 10.5%
RocktonEagle Creek Renewable Energy, LLC6.5 GWh23.2 k MMBtu Water
CED Hilltop SolarBay4 Energy Services, LLC4.4 GWh15.3 k MMBtu Solar
Rockford CS 1Rockford CS 1, LLC4.2 GWh14.8 k MMBtu Solar
Rockford CS 2Rockford CS 2, LLC4.1 GWh14.5 k MMBtu Solar
Rockford CSGRockford Baxter Rd Holdco LLC CSG4.1 GWh14.3 k MMBtu Solar
Rockford Solar FarmRockford Solar Partners3.5 GWh12.4 k MMBtu Solar
Rockford SolarRockford Solar, LLC3.5 GWh12.3 k MMBtu Solar
Machesney ParkSolar DG IL 1 LLC3.5 GWh11.8 k MMBtu Solar
Slidematic at RockfordLuminace Solar Illinois 2, LLC3.3 GWh11.6 k MMBtu Solar
All World Solar FacilityAll World Machinery Supply, Inc.3.2 GWh11.0 k MMBtu Solar
Rockford PlantSoCore Energy LLC2.8 GWh9.7 k MMBtu Solar
AES Bend Solar II, LLC CSGAES Clean Energy609.0 MWh2.1 k MMBtu Solar
AES Bend Solar I, LLC CSGAES Clean Energy369.0 MWh1.3 k MMBtu Solar
Ingersoll Milling MachineIngersall Machine Tools Inc.0.0 Wh0 MMBtu No Information Available
Lowe's - 1440 - Rockford, IL RDC (POI 1)South Springfield Avenue Solar Project 2022, LLC0.0 Wh0 MMBtu No Information Available
Lowe's - 1440 - Rockford, IL RDC (POI 2)South Springfield Avenue II Solar Project 2022, LLC0.0 Wh0 MMBtu No Information Available
Mondelez Global LLCMondelez Global, LLC0.0 Wh0 MMBtu No Information Available
Rock Cut SolarSRC Partnership 15 LLC0.0 Wh0 MMBtu No Information Available
Rockford Plant 7ENGIE Distributed Renewables Development LLC0.0 Wh0 MMBtu No Information Available
SabrookeMidwest Generations EME LLC0.0 Wh0 MMBtu No Information Available
VarnsenCypress Creek Renewables0.0 Wh0 MMBtu No Information Available
Winnebago Energy Center LLCWinnebago Energy Center LLC0.0 Wh0 MMBtu No Information Available

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1951Boone County8.2 GWh3
#2070Carroll County2.8 GWh1
#846DeKalb County677.9 GWh21
#1585Kane County76.1 GWh20
#244Lee County5.7 TWh15
#1636McHenry County58.5 GWh24
#26Ogle County19.6 TWh12
#144Rock County8.5 TWh15
#946Stephenson County536.6 GWh27
#1784Walworth County24.1 GWh5

Electricity Generation for Cities Located in Winnebago County, IL

State RankCityNet Generation# Power Plants
#197Cherry Valley, IL4.1 GWh2
#214Machesney Park, IL3.5 GWh1
#76Rockford, IL202.7 GWh21
#160Rockton, IL6.5 GWh1
#219Roscoe, IL3.2 GWh1