Delaware Electricity Rates, Providers & Generation
In Delaware, the average residential electricity rate is 17.12¢ per kilowatt-hour, ranking 34th nationally; the typical home spends $160 per month on electricity; 1% of generation comes from renewable sources.
Delaware electricity overview
Production, consumption, and emissions for Delaware based on the most recent reported year (2025).
- Population
- 1,059,952
- Total production
- 17.8 TWh 16.82 MWh per capita
- Total consumption
- 11.6 TWh 10.92 MWh per capita
- Production from renewables
- 248.8 GWh 1.4% of generation
- Production from non-renewables
- 17.6 TWh
Delaware electricity rates & bills
Average residential electricity rate in Delaware, last 22 months.
| Sector | Avg rate (¢/kWh) |
|---|---|
| Residential | 17.12¢ |
| Commercial | 12.60¢ |
| Industrial | 9.68¢ |
How Delaware generates electricity
Generation mix from in-state power plants over the most recent twelve months, by fuel category.
- Renewable
- Nuclear
- Fossil
- Other
| Fuel | Share | Generation |
|---|---|---|
| fossil fuels | 29.9% | 5.2 TWh |
| natural gas & other gases | 28.8% | 5.0 TWh |
| natural gas | 27.7% | 4.8 TWh |
| estimated total solar photovoltaic | 2.4% | 412.1 GWh |
| estimated total solar | 2.4% | 412.1 GWh |
| estimated small scale solar photovoltaic | 1.3% | 227.7 GWh |
| all renewables | 1.3% | 226.3 GWh |
| renewable | 1.3% | 226.3 GWh |
| other gases | 1.1% | 186.2 GWh |
| solar | 1.1% | 184.4 GWh |
| solar photovoltaic | 1.1% | 184.4 GWh |
| distillate fuel oil | 0.9% | 149.1 GWh |
| biomass | 0.2% | 31.2 GWh |
| landfill gas | 0.2% | 31.2 GWh |
| municiapl landfill gas | 0.2% | 31.2 GWh |
| renewable waste products | 0.2% | 31.2 GWh |
Delaware production fuel makeup
Share of in-state generation by fuel over the latest twelve months.
- fossil fuels29.9%
- natural gas & other gases28.8%
- natural gas27.7%
- estimated total solar photovoltaic2.4%
- estimated total solar2.4%
- estimated small scale solar photovoltaic1.3%
- all renewables1.3%
- renewable1.3%
- other gases1.1%
- solar1.1%
- solar photovoltaic1.1%
- distillate fuel oil0.9%
- biomass0.2%
- landfill gas0.2%
- municiapl landfill gas0.2%
- renewable waste products0.2%
Electric utilities in Delaware
The 1 electric distribution utilities that serve Delaware, by customers served. These are the companies that deliver power and handle outages.
| Utility | Parent company | Customers served | Outage map |
|---|---|---|---|
| Delmarva Power | Exelon | 554,553 | Outage map |
Residential electricity providers in Delaware
9 utilities and retail providers serving residential customers, ordered by customer count. Delaware has a deregulated retail electricity market — most residential customers can choose among competing providers.
| Provider | Type | Customers | Annual sales | Avg rate | Avg bill |
|---|---|---|---|---|---|
| Delaware Electric Cooperative | Cooperative | 104,839 | 1.3 TWh | 14.22¢ | — |
| Delmarva Power | Investor-owned | 26,932 | 272.7 GWh | 7.17¢ | — |
| City of Dover - (DE) | Municipal | 21,601 | 211.1 GWh | 15.52¢ | — |
| City of Newark - (DE) | Municipal | 11,888 | 98.8 GWh | 18.99¢ | — |
| Town of Middletown - (DE) | Municipal | 9,071 | 100.6 GWh | 17.12¢ | — |
| City of Milford - (DE) | Municipal | 7,169 | 80.0 GWh | 15.17¢ | — |
| Tesla Inc. | Behind-the-meter | 3,327 | 25.8 GWh | 16.02¢ | — |
| Sunrun Inc. | Behind-the-meter | 390 | 2.9 GWh | 12.98¢ | — |
| Sunnova | Behind-the-meter | 19 | 207 MWh | 18.12¢ | — |
Commercial electricity providers in Delaware
9 providers serving commercial customers, ordered by annual sales.
| Provider | Type | Customers | Annual sales | Avg rate | Avg bill |
|---|---|---|---|---|---|
| Delmarva Power | Investor-owned | 11,376 | 2.6 TWh | 2.79¢ | — |
| Delaware Electric Cooperative | Cooperative | 13,488 | 304.6 GWh | 13.85¢ | — |
| City of Dover - (DE) | Municipal | 3,485 | 222.8 GWh | 12.98¢ | — |
| City of Newark - (DE) | Municipal | 1,492 | 73.4 GWh | 17.49¢ | — |
| City of Milford - (DE) | Municipal | 1,559 | 68.4 GWh | 14.16¢ | — |
| Town of Middletown - (DE) | Municipal | 694 | 8.2 GWh | 18.45¢ | — |
| Constellation Solar Holding, LLC | Behind-the-meter | 1 | 1.1 GWh | 6.00¢ | — |
| Tesla Inc. | Behind-the-meter | 1 | 433 MWh | 6.65¢ | — |
| Scale Sustainable I, LLC | Behind-the-meter | 1 | 31 MWh | 10.32¢ | — |
Power plant map of Delaware
31 power plants in Delaware with known coordinates, plotted by location. Marker size reflects nameplate capacity; color shows primary fuel.
- Renewable
- Nuclear
- Fossil
- Other
Power plants in Delaware
Largest in-state electricity generators by annual net generation, with associated CO2 emissions where available.
| Plant | County | Fuel | Capacity | Generation | CO₂ | CO₂/MWh |
|---|---|---|---|---|---|---|
| Hay Road | — | NG | 1.1 GW | 2.0 TWh | 913.0 k tonnes | 466 kg |
| Delaware City Plant | — | NG | 324 MW | 1.2 TWh | 49.6 k tonnes | 40 kg |
| Garrison Energy Center LLC | — | NG | 361 MW | 816.6 GWh | 322.1 k tonnes | 394 kg |
| Edge Moor | — | NG | 710 MW | 222.3 GWh | 162.6 k tonnes | 731 kg |
| Red Lion Energy Center | — | NG | 25 MW | 180.3 GWh | — | — |
| ENGIE Solidago Solar Project - Hybrid | — | SUN | 50 MW | 93.0 GWh | — | — |
| Energy Center Dover | — | NG | 118 MW | 89.8 GWh | 33.9 k tonnes | 377 kg |
| Ameresco Delaware South | — | LFG | 5 MW | 29.6 GWh | 0 kg | 0 kg |
| Ameresco Delaware Central | — | LFG | 5 MW | 23.5 GWh | 0 kg | 0 kg |
| Brookside Newark | — | NG | 3 MW | 18.5 GWh | — | — |
| Milford Solar Farm | — | SUN | 12 MW | 18.3 GWh | — | — |
| Warren F Sam Beasley Generation Station | — | NG | 96 MW | 17.5 GWh | 11.0 k tonnes | 629 kg |
| Dover Sun Park | — | SUN | 10 MW | 16.4 GWh | — | — |
| Croda Atlas Point CHP | — | LFG | 4 MW | 13.2 GWh | 0 kg | 0 kg |
| AGT001 Centerville Fuel Cell | — | NG | 1 MW | 9.3 GWh | — | — |
| Bruce A Henry Solar Farm | — | SUN | 4 MW | 7.0 GWh | — | — |
| DEC Phase II at Georgetown | — | SUN | 3 MW | 5.8 GWh | — | — |
| University of Delaware Wind Turbine | — | WND | 2 MW | 4.2 GWh | — | — |
| Blue Hen Solar | — | SUN | 2 MW | 2.7 GWh | — | — |
| South Campus Solar | — | SUN | 2 MW | 2.6 GWh | — | — |
| WHA Southbridge Solar Park CSG | — | SUN | 1 MW | 2.1 GWh | — | — |
| DG AMP Solar Smyrna | — | SUN | 1 MW | 1.9 GWh | — | — |
| Onyx - Allen Harim | — | SUN | 1 MW | 1.8 GWh | — | — |
| Perdue Bridgeville Photovoltaic | — | SUN | 1 MW | 1.8 GWh | — | — |
| Kent County Wastewater Treatment Solar | — | SUN | 1 MW | 1.2 GWh | — | — |
| DD Hay Road Solar 23 LLC | — | SUN | 1 MW | 633 MWh | — | — |
| Van Sant Station | — | NG | 45 MW | 630 MWh | 565.9 tonnes | 898 kg |
| Christiana | — | DFO | 55 MW | 219 MWh | 810.3 tonnes | 3,700 kg |
| Delaware City 10 | — | DFO | 19 MW | -577 MWh | 0 kg | — |
| West Station (DE) | — | DFO | 16 MW | -4,977 MWh | 0 kg | — |
| Indian River Generating Station | — | DFO | 19 MW | -9,283 MWh | 28.6 k tonnes | — |
| Heimlich Solar | — | SUN | 5 MW | — | — | — |
| KE73 CSG | — | SUN | 4 MW | — | — | — |
| DE-ECA CS Hartly | — | SUN | 4 MW | — | — | — |
| Sussex CSG 2 LLC | — | SUN | 3 MW | — | — | — |
| AstraZeneca Newark Solar | — | SUN | 3 MW | — | — | — |
| Chaberton Solar Blackburn | — | SUN | 3 MW | — | — | — |
Data centers & crypto mining in Delaware
Data centers and cryptocurrency-mining operations are large electricity consumers that show up inside Delaware's commercial and industrial load. EIA does not publish a facility-level data-center inventory, so the figures below pair reported commercial and industrial sales with EIA estimates of data-center and crypto-mining electricity demand.
No state-level EIA estimate of cryptocurrency-mining load is available for Delaware; mining is concentrated in a handful of states.
Quick facts about electricity in Delaware
- The average residential electricity rate in Delaware is 17.12¢ per kWh, the 34th lowest among the 50 states and DC.
- The typical residential electricity bill in Delaware is $160 per month.
- Delaware's largest source of in-state generation is fossil fuels, at 29.9% of the mix.
- Renewable sources account for 1.4% of the electricity generated in Delaware.
- Delaware generated 17.8 TWh of electricity in the most recent reported year.
Frequently asked questions
What is the average electricity rate in Delaware?
The average residential electricity rate in Delaware was 17.12¢ per kilowatt-hour as of 2025, according to U.S. Energy Information Administration data, ranking 34th among the 50 states and DC.
What is the average electricity bill in Delaware?
The average monthly residential electricity bill in Delaware was $160 in 2025. This figure is calculated from total annual residential revenue divided by average customer count over twelve months, using EIA Form 861 data.
Can I choose my electricity provider in Delaware?
Yes. Most residential customers can choose their electricity provider.
What share of Delaware's electricity comes from renewable sources?
In 2025, 1.4% of electricity generated in Delaware came from renewable sources (wind, solar, hydroelectric, geothermal, and biomass), based on EIA Form 923 data.
How much electricity do data centers use in Delaware?
Data centers in Delaware are estimated to use about 504.1 GWh of electricity per year, roughly 4.4% of the state's electricity sales. EIA does not publish facility-level data-center data; this is an estimate that apportions national EIA/DOE data-center figures by Delaware's share of U.S. commercial electricity sales.