Electricity rates in Potomac, MD
Potomac (44,965 people, Montgomery County) is served by Potomac Electric Power Co.. Homes on Potomac Electric Power Co. pay about 23.12¢/kWh, 10% more than the Maryland average.
What things cost to run in Potomac
Popular — tap to add, then add more to compare:
Add as many devices as you like to compare them side by side. Search again to add another, or use Duplicate to compare two settings.
Electric companies serving Potomac
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Potomac Electric Power Co. | Investor-owned utility | 23.12¢ | $193 | 531K | 104 |
Power outages in Montgomery County right now
Checking live outages…
Outage history in Montgomery County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 94 | 175 |
| Days with outages | 23 | 38 |
| Most customers out at once | 15,801 (4%) | 29,030 (7.3%) |
| Worst day | 2024-07-15 | 2025-06-19 |
Outage minutes by month, 2025
More outage time than 2024 (94 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Cabin John 23.1¢
- Travilah 23.1¢
- North Bethesda 23.1¢
- North Potomac 23.1¢
- Rockville 23.1¢
- Garrett Park 23.1¢
- Bethesda 23.1¢
- Somerset 23.1¢
- Brookmont 23.1¢
- Kensington 23.1¢
ZIP codes: 20854, 20859
Frequently asked questions
What is the electricity rate in Potomac?
Most homes in Potomac get power from Potomac Electric Power Co., where residential customers pay an average of 23.12¢/kWh including all charges. The Maryland average is 21.03¢ and the U.S. average 17.99¢.
What is the average electric bill in Potomac?
About $193 a month, based on 835 kWh a month (the average for Potomac Electric Power Co. customers) at 23.12¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Potomac, MD?
Potomac Electric Power Co. serves Potomac.
How often does the power go out in Potomac?
In 2025, customers in Montgomery County averaged 2 hr 55 min without power. Outages hit 38 days of the year, and the worst day was 2025-06-19, when 29,030 customers (7.3%) were out. Source: ORNL EAGLE-I.