Electricity rates — Wyoming
EIA puts the average residential price in Wyoming at 14.0¢ per kWh over the 12 months to June 2026, the 14th-lowest of 51 against 17.9¢ for the US. The one ranked plan below comes from a utility serving about 41% of its homes, so it is listed, not presented as the state's price. Retrieved September 23, 2026.
- Average price
- 14.0¢ per kWh
- 12 months to June 2026
- Against the 12 months before
- +8.7%
- The 13th-largest rise of the 50 states
- Average bill
- $114 a month
- 12 months to June 2026, up 1.6% on the 12 months before, though homes used 6.5% less
Every priced plan in Wyoming, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| 2 Residential Service Single Phase✓ cheapestPacifiCorp (Wyoming)flat rate · in effect since January 2026 | $1,751.88 | — | 14.6¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| 37 Avoided Cost Purchases from Qualifying Facilities Non-Firm EnergyPacifiCorp (Wyoming)flat rate · in effect since January 2014 · older schedule, not ranked | $286.80 | −$1,465.08 | 2.4¢ |
| Special Residential Controlled (Electric Service Rate 11)Montana-Dakota Utilities Co (Wyoming)flat rate · in effect since March 2017 · older schedule, not ranked | $761.58 | −$990.30 | 6.3¢ |
| Utility Controlled Residential Service (UCR)Black Hills Power Inc (Wyoming)flat rate · in effect since May 2014 · older schedule, not ranked | $829.08 | −$922.80 | 6.9¢ |
| Residential Demand Service (RD)Black Hills Power Inc (Wyoming)demand charge · in effect since June 2010 · older schedule, not ranked | $894.05 | −$857.83 | 7.5¢ |
| 40 Irrigation and Soil Drainage Pumping Power Service Single PhasePacifiCorp (Wyoming)demand charge · in effect since January 2026 · farm or irrigation service | $932.47 | −$819.41 | 7.8¢ |
| 40 Irrigation and Soil Drainage Pumping Power Service Three PhasePacifiCorp (Wyoming)demand charge · in effect since January 2026 · farm or irrigation service | $991.03 | −$760.85 | 8.3¢ |
| Residential Demand Service (Optional)Black Hills Power Inc (Wyoming)demand charge · in effect since October 2014 · older schedule, not ranked | $1,166.55 | −$585.33 | 9.7¢ |
| 18 Residential Service Three PhasePacifiCorp (Wyoming)tiered · demand charge · in effect since February 2023 · needs three-phase service | $1,275.88 | −$476.00 | 10.6¢ |
| Residential Rate 10Montana-Dakota Utilities Co (Wyoming)tiered · in effect since March 2017 · older schedule, not ranked | $1,279.94 | −$471.94 | 10.7¢ |
| Total Electric Residential Service (RTE)Black Hills Power Inc (Wyoming)flat rate · in effect since October 2014 · older schedule, not ranked | $1,545.12 | −$206.76 | 12.9¢ |
| Residential Service (R)Black Hills Power Inc (Wyoming)flat rate · in effect since October 2014 · older schedule, not ranked | $1,558.08 | −$193.80 | 13.0¢ |
| Residential ServiceCheyenne Light Fuel & Power Coflat rate · in effect since October 2014 · older schedule, not ranked | $1,752.84 | +$0.96 | 14.6¢ |
| 19 Residential Service Time of Use Pilot Single PhasePacifiCorp (Wyoming)time-of-use · in effect since January 2026 · pilot programme | $1,768.80 | +$16.92 | 14.7¢ |
| 2 Residential Service Three PhasePacifiCorp (Wyoming)flat rate · in effect since January 2026 · needs three-phase service | $1,838.52 | +$86.64 | 15.3¢ |
| 19 Residential Service Time of Use Pilot Three PhasePacifiCorp (Wyoming)time-of-use · in effect since January 2026 · pilot programme | $1,855.44 | +$103.56 | 15.5¢ |
What the one Wyoming plan ranked here costs at each level of use
- 500 kWh/mo — $1,021.41 (2 Residential Service Single Phase), the one plan ranked here
- 1,000 kWh/mo — $1,751.88 (2 Residential Service Single Phase), the one plan ranked here
- 2,000 kWh/mo — $3,212.88 (2 Residential Service Single Phase), the one plan ranked here
What households in Wyoming pay, by EIA's count
Wyoming sits between Washington (14.0¢) and Iowa (14.0¢).
EIA lists 12 utilities serving homes in Wyoming. By homes served, the largest 5 are PacifiCorp (118,130), Cheyenne Light Fuel & Power (39,954), Lower Valley Energy Inc (22,827), Powder River Energy Corp (15,406), and Montana-Dakota Utilities Co (14,706). Member-owned cooperatives supply about 20% of its households.
Wyoming homes used the most electricity in January and the least in September (2021–2025): a winter peak, 1.9 times the lightest month. September was the dearest month per kWh, 22% above January.
The utilities with a ranked plan on this page serve about 41% of Wyoming's households: PacifiCorp (Wyoming) (118,130). That is less than half the state, so the plans below describe those utilities, not Wyoming; EIA's figure is the state's. Their median plan at 1,000 kWh a month works out to 14.6¢ per kWh.
| Average price, 12 months to June 2026 | 14.0¢ |
|---|---|
| Among the 50 states and DC | 14 of 51, 1 = lowest |
| US average, same months | 17.9¢ |
| Change on the 12 months before | ↑ +8.7% |
| Change over five years | ↑ +25.5% (US ↑ +34.7%) |
| Average price in 2001 | 6.8¢ |
| Households, 2024 | 286,475 |
| Average use per home, 2024 | 863 kWh a month (US 872) |
| Average bill per home, 2024 | $107.65 a month (US $143.64) |
Chart of this for reuse (PNG), free to republish under CC BY 4.0 with credit to WattClear.
Every year’s figure for Wyoming
| Year | Wyoming | US |
|---|---|---|
| 2025 | 13.4¢ | 17.3¢ |
| 2024 | 12.5¢ | 16.5¢ |
| 2023 | 11.5¢ | 16.0¢ |
| 2022 | 11.1¢ | 15.0¢ |
| 2021 | 11.2¢ | 13.7¢ |
| 2020 | 11.1¢ | 13.2¢ |
| 2019 | 11.2¢ | 13.0¢ |
| 2018 | 11.3¢ | 12.9¢ |
| 2017 | 11.4¢ | 12.9¢ |
| 2016 | 11.1¢ | 12.5¢ |
| 2015 | 11.0¢ | 12.7¢ |
| 2014 | 10.5¢ | 12.5¢ |
| 2013 | 10.2¢ | 12.1¢ |
| 2012 | 9.8¢ | 11.9¢ |
| 2011 | 9.1¢ | 11.7¢ |
| 2010 | 8.8¢ | 11.5¢ |
| 2009 | 8.6¢ | 11.5¢ |
| 2008 | 8.2¢ | 11.3¢ |
| 2007 | 7.8¢ | 10.7¢ |
| 2006 | 7.7¢ | 10.4¢ |
| 2005 | 7.5¢ | 9.4¢ |
| 2004 | 7.2¢ | 8.9¢ |
| 2003 | 7.0¢ | 8.7¢ |
| 2002 | 7.0¢ | 8.4¢ |
| 2001 | 6.8¢ | 8.6¢ |
Highest in January, $132; lowest in September, $85.
Every month’s bill in Wyoming
| Month | Average bill |
|---|---|
| January | $132 |
| February | $119 |
| March | $112 |
| April | $97 |
| May | $87 |
| June | $91 |
| July | $106 |
| August | $101 |
| September | $85 |
| October | $87 |
| November | $102 |
| December | $121 |
In the guides: Summer and winter bills, state by state
How Wyoming's plans are structured
Of 16 priceable plans: 2 tiered, 2 time-of-use, 5 with demand charges, 8 flat-rate.
Fixed monthly charges run from $5.34 to $31.46.
Who provides Wyoming's plans
These plans come from 4 utilities: Black Hills Power Inc (Wyoming), Cheyenne Light Fuel & Power Co, Montana-Dakota Utilities Co (Wyoming), PacifiCorp (Wyoming).