Electricity rates in Winthrop, ME
Winthrop (2,650 people, Kennebec County) is served by Central Maine Power Co.. Homes on Central Maine Power Co. pay about 28.81¢/kWh, 2% less than the Maine average.
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Electric companies serving Winthrop
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Central Maine Power Co. | Investor-owned utility | 28.81¢ | $155 | 538K | 318 |
Power outages in Kennebec County right now
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Outage history in Kennebec County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 833 | 166 |
| Days with outages | 61 | 50 |
| Most customers out at once | 18,683 (21.3%) | 8,775 (10%) |
| Worst day | 2024-04-04 | 2025-12-20 |
Outage minutes by month, 2025
Less outage time than 2024 (833 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Wayne 28.8¢
- Monmouth 28.8¢
- Readfield 28.8¢
- Manchester 28.8¢
- Leeds 28.8¢
- Fayette 28.8¢
- Hallowell 28.8¢
- Augusta 28.8¢
- Farmingdale 28.8¢
- Gardiner 28.8¢
ZIP codes: 04364
Frequently asked questions
What is the electricity rate in Winthrop?
Most homes in Winthrop get power from Central Maine Power Co., where residential customers pay an average of 28.81¢/kWh including all charges. The Maine average is 29.31¢ and the U.S. average 17.99¢.
What is the average electric bill in Winthrop?
About $155 a month, based on 538 kWh a month (the average for Central Maine Power Co. customers) at 28.81¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Winthrop, ME?
Central Maine Power Co. serves Winthrop.
How often does the power go out in Winthrop?
In 2025, customers in Kennebec County averaged 2 hr 46 min without power. Outages hit 50 days of the year, and the worst day was 2025-12-20, when 8,775 customers (10%) were out. Source: ORNL EAGLE-I.