Big Horn Rural Electric Co. electricity rates
Electric cooperative · Montana
Big Horn Rural Electric Co. is a member-owned electric cooperative, so its customers own it and elect its board, serving 0 homes in Montana. Its residential customers pay an average of 13.81¢/kWh including fixed and delivery charges, 23% less than the U.S. average.
Rate basis: EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend. This utility files EIA's short form, which reports total sales only, so the rate covers all customer classes.
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Big Horn Rural Electric Co. bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $69.05 | $91.69 |
| 1,000 kWh | $138.10 | $143.38 |
| 1,500 kWh | $207.15 | $190.07 |
| 2,000 kWh | $276.20 | $236.76 |
*Small General Service (SGS)Three Phase, (200 amp/30 kVA or less) (effective 2015-01-01, $40.00/month customer charge), energy and fixed charges from the OpenEI Utility Rate Database. Riders, fuel adjustments and taxes are often billed separately, so real bills usually land closer to the all-in column. Calculate your bill.
Big Horn Rural Electric Co. residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Small General Service (SGS)Three Phase, (200 amp/30 kVA or less) | 2015-01-01 | $40.00 | 10.34¢ first 1,000 kWh, 9.34¢ after |
| Small Time-of-Use (STU) Three Phase, (200 amp/30 kVA or less)time-of-use | 2015-01-01 | $42.50 | 10.3¢ (12am–12am) — summer weekdays |
| Small Time-of-Use (STU) Single Phase, (200 amp/15 kVA or less)time-of-use | 2015-01-01 | $32.50 | 10.3¢ (12am–12am) — summer weekdays |
| Small General Service (SGS)Single Phase(200 amp/15 kVA or less) | 2015-01-01 | $30.00 | 10.34¢ first 1,000 kWh, 9.34¢ after |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Big Horn Rural Electric Co. rate history
2015–2025: -11% change in the average residential rate (14.58¢ → 12.95¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
Big Horn Rural Electric Co. doesn't report reliability metrics to EIA (common for small utilities).
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across Big Horn Rural Electric Co.'s counties, customers averaged 2 hr 33 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Carbon | 208 | 29 | 1,580 | 2025-12-18 |
| Big Horn | 100 | 7 | 1,779 | 2025-04-17 |
Big Horn Rural Electric Co. service area
Big Horn Rural Electric Co. serves 2 counties in Montana and 5 ZIP codes.
Big Horn, Carbon
Cities: Crow Agency
Programs, smart meters & solar
| Smart meters (AMI) for homes | 0% |
| Time-based rate programs | None reported |
| Net-metered solar homes | 0 reported |
Big Horn Rural Electric Co. at a glance
| Ownership | Electric cooperative |
| Services | — |
| Retail revenue (2025) | $2,558,000 |
| Electricity sold (2025) | 19,754 MWh |
| Balancing authority | WACM |
| EIA utility ID | 1675 |
Other utilities in Montana
Frequently asked questions
What is Big Horn Rural Electric Co.'s electricity rate?
Big Horn Rural Electric Co. residential customers pay an average of 13.81¢ per kWh, all charges included (EIA-861 2025 annual data, adjusted to the 12 months ending 2026-07 using the state's price trend). That's 0% below the Montana average of 13.84¢ and 23% below the U.S. average.
What is the average Big Horn Rural Electric Co. electric bill?
EIA doesn't publish residential sales for Big Horn Rural Electric Co..
How many customers does Big Horn Rural Electric Co. have?
Big Horn Rural Electric Co. serves 0 residential customers and 72 customers in total in Montana, across 2 counties.
Does Big Horn Rural Electric Co. offer time-of-use rates?
Yes. The OpenEI rate database lists 2 time-of-use residential plans, including Small Time-of-Use (STU) Three Phase, (200 amp/30 kVA or less). Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with Big Horn Rural Electric Co. before making decisions.