Summary of Electricity Activity in Marshall County, IA
Summary of Marshall County, IA Generation
Marshall County, IA is ranked #304 out of 2,164 U.S. counties nationwide and #3 out of 78 Iowa counties in terms of total annual net electricity generation.
| Annual Generation | 4.3 TWh |
|---|---|
| Annual Consumption | 29.2 M MMBtu |
| Last Update | Sep 2025 |
| Power Plants | 7 |
| Companies on File | 4 |
Map of Top Producing Plants in Marshall County, IA
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Annual Net Generation From natural gas power
3.5 TWh
National Rank in Terms of natural gas Net Electricity Generation
#190 /929 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#1 /32 Iowa Counties
Monthly Net Generation for Marshall County, IA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #3 / 78 | #304 / 2164 | 4.34 TWh | 29.21 M MMBtu |
| Natural Gas | #1 / 32 | #190 / 929 | 3.47 TWh | 25.98 M MMBtu |
| Wind | #18 / 52 | #180 / 519 | 860.72 GWh | 3.22 M MMBtu |
| Solar | #17 / 23 | #1114 / 1233 | 2.42 GWh | 9.19 k MMBtu |
| Distillate Fuel Oil | #23 / 54 | #526 / 737 | 109.70 MWh | 1.52 k MMBtu |
Power Plants in Marshall County, IA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Marshalltown Generating Station | Interstate Power and Light Co | 3.4 TWh | 24.7 M MMBtu | Natural Gas : 99.9% |
| Laurel Wind Farm | MidAmerican Energy Co | 463.1 GWh | 1.7 M MMBtu | Wind |
| Vienna Wind Farm | MidAmerican Energy Co | 397.6 GWh | 1.5 M MMBtu | Wind |
| Marshalltown | Interstate Power and Light Co | 79.0 GWh | 1.3 M MMBtu | Natural Gas |
| State Center | City of State Center - (IA) | 75.0 MWh | 873 MMBtu | Distillate Fuel Oil : 63.9% Natural Gas : 36.1% |
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | 61.7 MWh | 957 MMBtu | Distillate Fuel Oil |
| Sutherland | Interstate Power and Light Co | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| # | Benton County | -277.0 MWh | 1 |
| #1646 | Black Hawk County | 48.3 GWh | 9 |
| #628 | Boone County | 1.3 TWh | 4 |
| #782 | Grundy County | 798.2 GWh | 4 |
| #613 | Hamilton County | 1.4 TWh | 4 |
| #1117 | Hardin County | 355.4 GWh | 3 |
| #469 | Polk County | 2.3 TWh | 9 |
| #522 | Poweshiek County | 1.9 TWh | 10 |
| #716 | Story County | 991.3 GWh | 18 |
| #1967 | Tama County | 5.6 GWh | 5 |
* Net Generation data is based on the last 12 months since Sep 2025
Electricity Generation for Cities Located in Marshall County, IA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #49 | Laurel, IA | 463.1 GWh | 1 |
| #3 | Marshalltown, IA | 3.9 TWh | 5 |
| #142 | State Center, IA | 75.0 MWh | 1 |
* Net Generation data is based on the last 12 months since Sep 2025