MD · ranked #13 in the US
Maryland residential rate: 18.4¢/kWh
That's 12% higher than the US average of 16.5¢/kWh. Mid-Atlantic summer cooling peak; full retail choice but most residential customers remain on SOS default service.
Estimated cost
$62.10/month
$2.07 per day$755.55 per year337.5 kWh monthly
W
A space heater draws full power only while the thermostat/compressor is running — about 7.5 effective hours at 1500W across your 10-hour window.
At your rate
What appliances cost in Maryland.
Typical monthly running cost at 18.4¢/kWh, sorted by biggest impact on your bill.
Utilities serving Maryland
- BGE (Exelon)
- Pepco (Exelon)
- Potomac Edison (FirstEnergy)
- Delmarva Power
Deregulation status
full
In Maryland you can shop for an electricity provider separately from the utility that delivers power. Switching suppliers is often the single biggest lever on your monthly bill.
Sources: www.eia.gov · www.psc.state.md.us
Last updated: 2026-04-13