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Electricity Costs in Washington, District of Columbia (2026)

Washington households pay District of Columbia’s statewide average residential rate of 25.41¢/kWh (April 2026), served primarily by Pepco. Below: exact operating costs for the appliances and vehicles most likely to be on your bill, plus solar payback specific to Washington’s latitude.

Rate (April 2026)25.41¢
Typical monthly bill$227
Annual bill$2,723

Based on the EIA U.S. average household consumption of 893 kWh/month. Actual Washington usage varies with climate — Sun Belt cities like Phoenix or Houston average 1,200-1,500 kWh/month; mild-climate cities like San Francisco or Seattle average 400-600 kWh/month.

Top appliance costs in Washington

Each of the biggest household electric loads, at Washington’s rate:

ApplianceAnnual costSee full calculator
Electric Water Heater$1,252Details →
Tankless Electric Water Heater$1,169Details →
Level 2 EV Charger$1,089Details →
Central Air Conditioner$854Details →
Hot Tub$835Details →
Pool Pump$549Details →
Heat Pump (whole-home)$534Details →
Portable Air Conditioner$317Details →

EV charging cost in Washington

Home Level 2 charging costs for popular EVs, at Washington’s residential rate:

EVAnnual home charging costFull breakdown
Tesla Model 3 Long Range$847Details →
Tesla Model Y Long Range$916Details →
Tesla Model S$968Details →
Tesla Model X$1,129Details →

Solar in Washington

A typical 6 kW rooftop solar system in Washington costs about $19,800 gross ($3.30/W District of Columbia state avg), $13,860 after the 30% federal tax credit. Estimated annual savings: $1,866. Payback: 7.4 years.

Full District of Columbia solar payback analysis → · Are solar panels worth it in District of Columbia? →

Installation costs in Washington

Typical gross install costs for major home energy upgrades, at District of Columbia averages (Washington may run ±15%):

  • Central AC (3-ton): ~$7,000 — by state
  • Heat pump (whole-home): ~$13,000 — by state
  • Heat pump water heater: ~$4,200 — by state
  • Rooftop solar (6 kW): ~$19,800.0 — by state

About Washington electricity

Primary utility: Pepco. Rate data on this page uses the EIA District of Columbia residential state average. Your actual utility bill may include time-of-use pricing, tiered rates, or monthly service fees on top of the per-kWh energy charge.

See also