Electricity rates in Darnestown, MD
Darnestown (6,802 people, Montgomery County) is served by 2 electric utilities. Homes on Potomac Electric Power Co. pay about 23.12¢/kWh, 10% more than the Maryland average.
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Electric companies serving Darnestown
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Potomac Electric Power Co. | Investor-owned utility | 23.12¢ | $193 | 531K | 104 |
| The Potomac Edison Company | Investor-owned utility | 16.47¢ | $184 | 253K | 399 |
Power outages in Montgomery County right now
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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
- North Potomac 23.1¢
- Travilah 23.1¢
- Germantown 16.5¢
- Gaithersburg 23.1¢
- Derwood 23.1¢
- Montgomery Village 23.1¢
- Potomac 23.1¢
- Poolesville 23.1¢
- Rockville 23.1¢
- Clarksburg 16.5¢
ZIP codes: 20874, 20878, 20899
Frequently asked questions
What is the electricity rate in Darnestown?
Most homes in Darnestown 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¢. Other utilities serving parts of Darnestown: The Potomac Edison Company (16.47¢).
What is the average electric bill in Darnestown?
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 Darnestown, MD?
2 utilities serve Darnestown's ZIP codes: Potomac Electric Power Co., The Potomac Edison Company. Which one serves you depends on your street address.
How often does the power go out in Darnestown?
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.