Electricity rates in 20189 — Dulles, VA
Homes in ZIP 20189 pay about 17.8¢ per kWh (Virginia Electric & Power Co., Jan–Aug 2026). The Virginia average is 17.6¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 17.8¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 20189 is
scroll or pinch to zoomUtilities serving Loudoun
| Utility | Home price | Avg. bill | Customers in VA |
|---|---|---|---|
| Virginia Electric & Power Co. Investor Owned · serves Loudoun | 17.8¢ Jan–Aug 2026 | $142 | 2,383,548 |
| Northern Virginia Elec Coop Cooperative · serves Loudoun | 11.6¢ 2024 | $132 | 167,274 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Loudoun; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Virginia price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the South Atlantic region, which includes Delaware, District of Columbia, Florida, Georgia, Maryland, North Carolina, South Carolina, Virginia, West Virginia.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 20189
How much does electricity cost in 20189?
About 17.8¢ per kWh for homes (Virginia Electric & Power Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $160.
Who is the electric utility for 20189?
Virginia Electric & Power Co. serves Loudoun (EIA service territory), with about 2,383,548 residential customers in Virginia; 1 other utility also serves parts of the area.
Is electricity in VA getting more expensive?
The Virginia residential average was 17.6¢ per kWh in August 2026, up 11.3% from a year earlier; the U.S. average was 18.2¢.