Electricity rates in Charlotte Hall, MD
Charlotte Hall (1,420 people, St. Mary's County) is served by Southern Maryland Electric Co-op. Homes on Southern Maryland Electric Co-op pay about 18.48¢/kWh, 12% less than the Maryland average.
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Electric companies serving Charlotte Hall
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Southern Maryland Electric Co-op | Electric cooperative | 18.48¢ | $216 | 163K | 173 |
Power outages in St. Mary's County right now
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Outage history in St. Mary's County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 198 | 236 |
| Days with outages | 39 | 52 |
| Most customers out at once | 12,061 (21.6%) | 11,745 (21%) |
| Worst day | 2024-02-29 | 2025-05-16 |
Outage minutes by month, 2025
More outage time than 2024 (198 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Mechanicsville 18.5¢
- Hughesville 18.5¢
- Golden Beach 18.5¢
- La Plata 18.5¢
- Prince Frederick 18.5¢
- St. Charles 18.5¢
- Saint Charles 18.5¢
- Baden 23.1¢
- Huntingtown 22.1¢
- Huntingtown Town Center 22.1¢
ZIP codes: 20622
Frequently asked questions
What is the electricity rate in Charlotte Hall?
Most homes in Charlotte Hall get power from Southern Maryland Electric Co-op, where residential customers pay an average of 18.48¢/kWh including all charges. The Maryland average is 21.03¢ and the U.S. average 17.99¢.
What is the average electric bill in Charlotte Hall?
About $216 a month, based on 1,171 kWh a month (the average for Southern Maryland Electric Co-op customers) at 18.48¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Charlotte Hall, MD?
Southern Maryland Electric Co-op serves Charlotte Hall.
How often does the power go out in Charlotte Hall?
In 2025, customers in St. Mary's County averaged 3 hr 56 min without power. Outages hit 52 days of the year, and the worst day was 2025-05-16, when 11,745 customers (21%) were out. Source: ORNL EAGLE-I.