Otter Tail Power Co electricity rates in Minnesota, 2025
Otter Tail Power Co’s 50,219 residential customers paid an average of 11.27¢ per kWh in 2025, 29% below the Minnesota average of 15.83¢. The typical home used 904 kWh a month, for an average bill of $102.
- 11.27¢avg ¢/kWh (2025)−0.06¢ (-0.6%) vs 2024
- $102Avg monthly billMinnesota: $118
- 904 kWhAvg monthly useMinnesota: 743 kWh
- 50,219Residential customersFull-service utility
| Sector | Customers | Sales (MWh) | Revenue | ¢/kWh 2025 | ¢/kWh 2024 | Change |
|---|---|---|---|---|---|---|
| Residential | 50,219 | 544,925 | $61,413,800 | 11.27¢ | 11.33¢ | −0.06¢ (-0.6%) |
| Commercial | 13,220 | 1,043,482 | $97,865,000 | 9.38¢ | 9.31¢ | +0.07¢ (+0.8%) |
| Industrial | 11 | 1,210,504 | $70,619,700 | 5.83¢ | 5.40¢ | +0.44¢ (+8.1%) |
| All sectors | 63,450 | 2,798,911 | $229,898,500 | 8.21¢ | 7.95¢ | +0.26¢ (+3.3%) |
How Otter Tail Power Co compares
- Minnesota residential average, 2025: 15.83¢ per kWh, 743 kWh a month, $118 average bill. U.S. average: 17.23¢, 874 kWh, $151.
- Among 44 full-service utilities in Minnesota with at least 1,000 residential customers, Otter Tail Power Co ranks 4 of 44 from lowest to highest average price.
- Latest monthly figure: Minnesota homes paid 17.20¢ per kWh in August 2026 (preliminary), against 16.89¢ in August 2025. Summer months often run higher than the annual average.
- From 2024 to 2025 this average fell 0.6%; the state average rose 2.4%.
- Otter Tail Power Co is an investor-owned utility, a private company whose rates are set by the state utility commission. Balancing authority: MISO.
Where Otter Tail Power Co serves
EIA lists 30 Minnesota counties in its 2025 service territory: Becker, Beltrami, Big Stone, Cass, Chippewa, Clay, Clearwater, Douglas, Grant, Kandiyohi, Kittson, Lac Qui Parle, Lincoln, Lyon, Mahnomen, Marshall, Norman, Otter Tail, Pennington, Polk, Pope, Red Lake, Redwood, Roseau, Stevens, Swift, Todd, Traverse, Wilkin, Yellow Medicine.
154 ZIP codes are matched to Otter Tail Power Co in NREL’s 2024 ZIP file: 56136, 56142, 56149, 56157, 56164, 56170, 56175, 56201, 56207, 56208, 56210, 56211, 56212, 56215, 56218, 56220, 56221, 56222, 56223, 56227, 56229, 56231, 56232, 56235, 56236, 56239, 56240, 56244, 56248, 56249, 56252, 56256, 56257, 56258, 56262, 56263, 56264, 56265, 56267, 56271, 56274, 56276, 56278, 56279, 56280, 56282, 56289, 56291, 56292, 56296, 56308, 56309, 56311, 56315, 56319, 56324, 56326, 56327, 56332, 56339, and 94 more. Utility boundaries do not follow ZIP lines, so a ZIP can have more than one provider.
Minnesota full-service utilities with similar rates
| Provider | ¢/kWh | Avg bill | Customers |
|---|---|---|---|
| City of Marshall (MN) | 9.85¢ | $88 | 5,864 |
| Hutchinson Utilities Comm | 11.02¢ | $78 | 6,731 |
| City of Moorhead (MN) | 11.52¢ | $97 | 18,556 |
| City of Alexandria (MN) | 11.99¢ | $91 | 8,871 |
| Brainerd Public Utilities | 12.10¢ | $80 | 7,014 |
| City of Worthington (MN) | 12.16¢ | $80 | 4,667 |
| Federated Rural Electric Assn | 12.81¢ | $160 | 5,733 |
| Itasca-Mantrap Co-op Electrical Assn | 13.11¢ | $127 | 11,412 |
Sources
- U.S. Energy Information Administration, Annual Electric Power Industry Report, Form EIA-861, 2025 final data (f8612025.zip, file dated October 7, 2026): Sales to Ultimate Customers, Average Monthly Bill and Service Territory tables.
- EIA Form EIA-861, 2024 final data (f8612024.zip, file dated December 4, 2025), for the 2024 comparison.
- EIA Electric Power Monthly, Table 5.6.A (average price by state, August 2026 and August 2025; 2026 values are preliminary), file dated October 22, 2026.
- National Renewable Energy Laboratory via OpenEI, U.S. Electric Utility Companies and Rates: Look-up by Zipcode (2024) (investor-owned and other utilities, files dated November 10, 2025), used only to match ZIP codes to utilities.
Average price = residential revenue ÷ residential kWh sold, as reported to EIA. It includes fixed monthly charges, taxes passed through in revenue and seasonal tiers, averaged over the year. Your own rate depends on your tariff and usage.