Summary of Electricity Activity in Marion County, IN
Summary of Marion County, IN Generation
Marion County, IN is ranked #345 out of 2,164 U.S. counties nationwide and #15 out of 63 Indiana counties in terms of total annual net electricity generation.
| Annual Generation | 3.7 TWh |
|---|---|
| Annual Consumption | 59.4 M MMBtu |
| Last Update | Sep 2025 |
| Power Plants | 24 |
| Companies on File | 14 |
Map of Top Producing Plants in Marion County, IN
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Annual Net Generation From natural gas power
3.6 TWh
National Rank in Terms of natural gas Net Electricity Generation
#187 /929 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#6 /25 Indiana Counties
Monthly Net Generation for Marion County, IN
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #15 / 63 | #345 / 2164 | 3.68 TWh | 59.44 M MMBtu |
| Natural Gas | #6 / 25 | #187 / 929 | 3.56 TWh | 50.56 M MMBtu |
| Solar | #11 / 47 | #395 / 1233 | 126.35 GWh | 453.12 k MMBtu |
| Distillate Fuel Oil | #9 / 15 | #321 / 737 | 861.56 MWh | 11.30 k MMBtu |
Power Plants in Marion County, IN
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Harding Street | AES Indiana | 3.1 TWh | 40.9 M MMBtu | Natural Gas |
| Georgetown | AES Indiana | 466.1 GWh | 6.4 M MMBtu | Natural Gas |
| Indy Solar I, LLC | Onward Energy | 16.0 GWh | 59.2 k MMBtu | Solar |
| Indy Solar II, LLC | Onward Energy | 15.5 GWh | 57.5 k MMBtu | Solar |
| IND Community Solar Farm 1st Phase | Terraform Arcadia | 13.7 GWh | 46.8 k MMBtu | Solar |
| Indy Solar III, LLC | Onward Energy | 13.4 GWh | 49.7 k MMBtu | Solar |
| Indianapolis Motor Speedway Solar PV | Boralex US Operations LLC | 12.7 GWh | 45.0 k MMBtu | Solar |
| Maywood Photovoltaic Project | ENI New Energy US Inc | 11.5 GWh | 40.3 k MMBtu | Solar |
| IND Solar Farm (Phase IIA) | Terraform Arcadia | 9.8 GWh | 34.3 k MMBtu | Solar |
| CC Perry K | Citizens Thermal Energy | 6.5 GWh | 3.1 M MMBtu | Natural Gas |
| Belmont | Marion Solar LLC | 5.2 GWh | 18.4 k MMBtu | Solar |
| Lenape II | Lenape Solar II, LLC | 5.1 GWh | 18.4 k MMBtu | Solar |
| Duke Building 129 | Concord New Energy | 4.4 GWh | 15.6 k MMBtu | Solar |
| Duke Building 98 | Concord New Energy | 4.2 GWh | 14.8 k MMBtu | Solar |
| Duke Building 87 | Concord New Energy | 3.5 GWh | 12.3 k MMBtu | Solar |
| Rockville Solar I LLC | Greenbacker Renewable Energy Corporation | 3.4 GWh | 12.0 k MMBtu | Solar |
| INDY III | Terraform Arcadia | 3.4 GWh | 12.0 k MMBtu | Solar |
| Marion Solar LNG | Marion Solar LLC | 2.1 GWh | 7.4 k MMBtu | Solar |
| Indy Grocers | Terraform Arcadia | 1.2 GWh | 4.3 k MMBtu | Solar |
| Rockville Solar II, LLC | Greenbacker Renewable Energy Corporation | 812.0 MWh | 3.1 k MMBtu | Solar |
| M. G. Emmett J. Bean Federal Center | U.S. General Services Administration | 519.0 MWh | 1.8 k MMBtu | Solar |
| Covanta Indianapolis Energy | Covanta Indianapolis Inc | 0.0 Wh | 8.5 M MMBtu | No Information Available |
| Lilly Technical Center | Eli Lilly and Company | 0.0 Wh | 110 MMBtu | No Information Available |
| Rolls Royce | Rolls Royce Corp | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #1107 | Clinton County | 362.2 GWh | 1 |
| #530 | Hamilton County | 1.8 TWh | 2 |
| #1978 | Hancock County | 4.9 GWh | 1 |
| #1788 | Hendricks County | 20.0 GWh | 3 |
| #888 | Henry County | 610.6 GWh | 6 |
| #1985 | Johnson County | 4.7 GWh | 4 |
| #684 | Madison County | 1.1 TWh | 10 |
| #246 | Morgan County | 5.5 TWh | 1 |
| #1309 | Shelby County | 188.8 GWh | 2 |
| #847 | Tipton County | 682.9 GWh | 3 |
* Net Generation data is based on the last 12 months since Sep 2025
Electricity Generation for Cities Located in Marion County, IN
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #14 | Homecroft, IN | 3.1 TWh | 1 |
| #85 | Indianapolis city (balance), IN | 11.7 GWh | 4 |
| #122 | Lawrence, IN | 519.0 MWh | 1 |
| #35 | Meridian Hills, IN | 476.8 GWh | 4 |
| #72 | Speedway, IN | 29.6 GWh | 6 |
| #97 | Warren Park, IN | 5.1 GWh | 1 |
| #100 | Wynnedale, IN | 3.5 GWh | 1 |
* Net Generation data is based on the last 12 months since Sep 2025