Electricity rates in Delaware
The average home in Delaware pays about 18.1¢ per kWh — 3% below the US average of 18.7¢. Here's the real trend, how it ranks, and what that rate means for your bills.
*A home using the US-average ~10.5k kWh/year at Delaware's rate. Your bill depends on your own usage — find your true rate here.
Delaware electricity price trend
Average residential rate, monthly, Sep 2023 – Aug 2026. Up 18% over the period.
Source: U.S. Energy Information Administration (EIA), Electric Power Monthly · range 15.54–19.38¢/kWh
How Delaware compares
At 18.1¢/kWh, Delaware has the 19th-highest residential electricity price of the 50 states and DC — 3% below the 18.7¢ US average. That's close to typical for the US — neither a bargain nor a burden by national standards. For context, the cheapest power in this data is North Dakota at 12.6¢, and the most expensive is Hawaii at 44.4¢.
Over the period in the chart above, Delaware's average rate has risen about 18% — in line with a long national trend of electricity prices climbing faster than they used to, driven by grid upgrades, fuel costs and surging demand.
What your rate means for the big decisions
Your electricity price is the single number that drives whether solar, an EV, or electric heating saves you money. At Delaware's 18.1¢/kWh:
- Rooftop solar pays back in about 11.5 years for a typical home here — roughly the national middle. See the full breakdown on the Delaware solar payback page, including local utilities, net metering and incentives.
- Charging an EV at home costs about 6.8¢ per mile here, versus roughly 12.2¢/mile for a typical petrol car — see the Delaware EV charging breakdown.
- Cooling and heating swing with this rate too — check what running your AC costs in Delaware, or whether a heat pump beats gas at 18.1¢/kWh.
How to pay less
Whatever your state's rate, the cheapest kilowatt-hour is the one you don't buy. Our guide to cutting your electricity bill ranks every fix by the dollars it actually saves — and the three that don't move the needle.
Source: U.S. Energy Information Administration (EIA), Electric Power Monthly — state average residential price. National average and rankings computed across all 50 states + DC. See our methodology. Figures are averages for guidance, not a quote for your home.