District of Columbia electricity rates
13 residential tariffs from 1 utilities. Across the 4 filed since 2020, the median costs $0.1304 per kWh at 1,000 kWh a month once fixed charges are included — the cheapest $0.0651, the most expensive $0.1944.
$0.1304median $/kWh
1utilities
13tariffs on file
85%time-of-use
31%filed since 2020
Rate structures in District of Columbia
| Structure | Tariffs |
|---|---|
| Time-of-use + tiered | 10 |
| Flat | 2 |
| Time-of-use | 1 |
Lowest effective rates at 1,000 kWh/month
Ranked across the 4 tariffs filed since 2020 — 31% of those on file here. Older filings are excluded because they are systematically below what utilities now charge; see methodology. Effective rate includes fixed charges, and availability restrictions may apply.
| Utility | Tariff | Structure | Filed | $/kWh | Annual |
|---|---|---|---|---|---|
| Potomac Electric Power Co | Residential - Schedule R | Time-of-use + tiered | 2025 | $0.0651 | $781.37 |
| Potomac Electric Power Co | Residential Apartments-Master Meter-Schedule MMA | Flat | 2025 | $0.0753 | $903.84 |
| Potomac Electric Power Co | Residential Apartments-Master Meter-Schedule MMA | Time-of-use + tiered | 2025 | $0.1856 | $2,226.85 |
| Potomac Electric Power Co | Residential - Schedule R | Time-of-use + tiered | 2025 | $0.1944 | $2,333.00 |