Slope Electric Coop Inc electricity rates in North Dakota, 2025
Slope Electric Coop Inc’s 3,214 residential customers paid an average of 14.27¢ per kWh in 2025, 21% above the North Dakota average of 11.82¢. The typical home used 1,149 kWh a month, for an average bill of $164.
- 14.27¢avg ¢/kWh (2025)+0.46¢ (+3.3%) vs 2024
- $164Avg monthly billNorth Dakota: $126
- 1,149 kWhAvg monthly useNorth Dakota: 1,070 kWh
- 3,214Residential customersFull-service utility
| Sector | Customers | Sales (MWh) | Revenue | ¢/kWh 2025 | ¢/kWh 2024 | Change |
|---|---|---|---|---|---|---|
| Residential | 3,214 | 44,310 | $6,324,000 | 14.27¢ | 13.81¢ | +0.46¢ (+3.3%) |
| Commercial | 624 | 20,249 | $2,960,000 | 14.62¢ | 14.30¢ | +0.32¢ (+2.2%) |
| Industrial | 304 | 127,242 | $10,526,000 | 8.27¢ | 7.50¢ | +0.77¢ (+10.3%) |
| All sectors | 4,142 | 191,801 | $19,810,000 | 10.33¢ | 9.49¢ | +0.84¢ (+8.8%) |
How Slope Electric Coop Inc compares
- North Dakota residential average, 2025: 11.82¢ per kWh, 1,070 kWh a month, $126 average bill. U.S. average: 17.23¢, 874 kWh, $151.
- Among 16 full-service utilities in North Dakota with at least 1,000 residential customers, Slope Electric Coop Inc ranks 15 of 16 from lowest to highest average price.
- Latest monthly figure: North Dakota homes paid 13.31¢ per kWh in August 2026 (preliminary), against 12.97¢ in August 2025. Summer months often run higher than the annual average.
- From 2024 to 2025 this average rose 3.3%; the state average rose 2.7%.
- Slope Electric Coop Inc is an electric cooperative, owned by the members it serves; its board sets rates. Balancing authority: SWPP.
Where Slope Electric Coop Inc serves
EIA lists 4 North Dakota counties in its 2025 service territory: Adams, Bowman, Hettinger, Slope.
20 ZIP codes are matched to Slope Electric Coop Inc in NREL’s 2024 ZIP file: 58562, 58601, 58620, 58622, 58623, 58632, 58638, 58639, 58641, 58643, 58645, 58646, 58647, 58649, 58650, 58651, 58652, 58653, 58654, 58655. Utility boundaries do not follow ZIP lines, so a ZIP can have more than one provider.
North Dakota full-service utilities with similar rates
| Provider | ¢/kWh | Avg bill | Customers |
|---|---|---|---|
| Otter Tail Power Co | 11.07¢ | $120 | 45,437 |
| Verendrye Electric Coop Inc | 11.19¢ | $150 | 14,357 |
| Cass County Elec Coop Inc | 12.66¢ | $131 | 52,785 |
| Nodak Electric Coop Inc | 12.69¢ | $195 | 20,715 |
| Dakota Valley Elec Coop Inc | 12.74¢ | $231 | 5,790 |
| Capital Electric Coop, Inc | 13.53¢ | $140 | 19,650 |
| Northern States Power Co - Minnesota | 13.54¢ | $104 | 83,434 |
| McLean Electric Coop, Inc | 14.64¢ | $186 | 3,706 |
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.
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