ALLETE, Inc.
Investor Owned electric utility · Minnesota · #177 of 3,199 U.S. utilities by customers · EIA utility #12647
ALLETE, Inc. is a investor owned electric utility serving 153,192 customers in Minnesota. In 2025 it sold 7,596 gigawatt-hours of electricity for $843.52M in revenue, an average realized rate of 11.10¢ per kWh across all customer classes and 15.86¢ per kWh for residential customers. Its reported service territory covers 17 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, wholesale marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 126,520 | 1,022 | $162.15M | 15.86¢ | |
| Commercial | 26,251 | 1,215 | $179.33M | 14.75¢ | |
| Industrial | 421 | 5,359 | $502.04M | 9.37¢ | |
| Total | 153,192 | 7,596 | $843.52M | 11.10¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (673 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 149,660 | 8,897 | $797.72M | 12.73¢ |
| 2022 | 150,464 | 8,334 | $854.67M | 13.83¢ |
| 2023 | 151,679 | 8,479 | $848.27M | 14.04¢ |
| 2024 | 152,342 | 8,391 | $884.00M | 15.66¢ |
| 2025 | 153,192 | 7,596 | $843.52M | 15.86¢ |
Reliability (2025)
Average outage time (SAIDI): 143 minutes per customer per year
Average outages (SAIFI): 1.23 per customer
Average restoration time (CAIDI): 116 minutes
As reported for Minnesota under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: 7,106 GWh
Wholesale power purchased: 5,945 GWh
Winter peak demand: 1,484 MW
Energy losses: 6.0% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 153,192 meters
Customer-sited generation (net metering): 1,543 installations, 24.3 MW of capacity
Counties served
Aitkin, MNBenton, MNCarlton, MNCass, MNCook, MNCrow Wing, MNHubbard, MNItasca, MNKoochiching, MNLake, MNMorrison, MNOtter Tail, MNPine, MNSt Louis, MNStearns, MNTodd, MNWadena, MN
Other large utilities in Minnesota
- Northern States Power Co - Minnesota - 1,594,256 customers, residential 16.50¢
- Connexus Energy - 148,716 customers, residential 14.11¢
- Otter Tail Power Co - 134,544 customers, residential 11.19¢
- Dakota Electric Association - 117,913 customers, residential 15.63¢
- East Central Energy - 68,154 customers, residential 17.60¢
- Rochester Public Utilities - 60,963 customers, residential 18.58¢
- Wright-Hennepin Coop Elec Assn - 57,130 customers, residential 15.00¢
- Lake Country Power - 51,603 customers, residential 18.34¢
All Minnesota utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #12647 in the EIA frame.