Electricity rates in Gaithersburg, MD
Gaithersburg (67,456 people, Montgomery County) is served by 3 electric utilities. Homes on Potomac Electric Power Co. pay about 23.12¢/kWh, 10% more than the Maryland average.
What things cost to run in Gaithersburg
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 Gaithersburg
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Potomac Electric Power Co. | Investor-owned utility | 23.12¢ | $193 | 531K | 104 |
| Baltimore Gas & Electric Co. | Investor-owned utility | 22.13¢ | $194 | 1.14M | 175 |
| The Potomac Edison Company | Investor-owned utility | 16.47¢ | $184 | 253K | 399 |
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
- Montgomery Village 23.1¢
- Derwood 23.1¢
- Germantown 16.5¢
- Rockville 23.1¢
- North Potomac 23.1¢
- Darnestown 23.1¢
- Travilah 23.1¢
- Olney 23.1¢
- Rossmoor 23.1¢
- Leisure World 23.1¢
ZIP codes: 20877, 20878, 20879, 20882, 20883, 20884, 20885, 20898, 20899
Frequently asked questions
What is the electricity rate in Gaithersburg?
Most homes in Gaithersburg 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 Gaithersburg: Baltimore Gas & Electric Co. (22.13¢), The Potomac Edison Company (16.47¢).
What is the average electric bill in Gaithersburg?
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 Gaithersburg, MD?
3 utilities serve Gaithersburg's ZIP codes: Potomac Electric Power Co., Baltimore Gas & Electric Co., The Potomac Edison Company. Which one serves you depends on your street address.
How often does the power go out in Gaithersburg?
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.