Electricity in Rexburg, Idaho
2 electric utilities serve homes in Madison County, where Rexburg is: PacifiCorp and Fall River Rural Electric Cooperative. The name of your utility is on your bill. In 2025, the average home bill of these utilities was $120.34 (PacifiCorp) to $130.11 (Fall River Rural Electric Cooperative) a month. The Idaho average was $110.36.
- 40,334 people (2025 estimate)
- Madison County
- EIA data, 2025
Electric utilities in Rexburg
EIA lists utilities by county, not by city. These utilities serve homes in Madison County. Your address has one utility: its name is on your bill, or type your ZIP code in the utility finder.
| Utility | Homes in Idaho | Average bill 2025 | 1,000 kWh now |
|---|---|---|---|
| PacifiCorpInvestor-owned utility | 75,599 | $120.34890 kWh, 13.5¢ | — |
| Fall River Rural Electric CooperativeElectric cooperative | 15,952 | $130.111,172 kWh, 11.1¢ | — |
1 smaller utility with fewer than 1,000 homes is also listed in the county. The average bill is the 2025 average of each utility's homes that bought their power from it (EIA-861); a dash means that its homes buy power from a retail supplier. The 1,000 kWh bill is from the official tariff, before taxes, for the utilities that have a calculator on this site. The Idaho average was $110.36 a month for 933 kWh (11.8¢ per kWh).
Solar power in Rexburg
A home solar system on a south-facing roof in Rexburg makes about 1,425 kWh a year for each kW of panels (PVWatts, National Laboratory of the Rockies). A 6 kW system makes about 8,548 kWh a year. See what that saves on your utility's rates with the solar savings calculator.
Lower your electric bill in Rexburg
- Open your utility above for its average bill, outages and rates.
- Help paying the electric bill in Idaho: bill assistance, payment plans and discounts.
- Why is my electric bill so high? and the appliance cost calculator.
More about Idaho: Idaho electric rates and all Idaho utilities, business electricity rates and natural gas bills. Other cities: Boise, Coeur d'Alene, Idaho Falls, Lewiston, Meridian, Moscow, Nampa, Pocatello, Twin Falls.
Who provides electricity in Rexburg, ID?
2 electric utilities serve homes in Madison County, where Rexburg is: PacifiCorp and Fall River Rural Electric Cooperative. The name of your utility is on your bill.
What is the average electric bill in Rexburg, ID?
In 2025, the average home bill of these utilities was $120.34 (PacifiCorp) to $130.11 (Fall River Rural Electric Cooperative) a month. The Idaho average was $110.36 a month for 933 kWh. Your bill depends on your kWh and your rate plan.
utilityratecalc.com is not part of any utility or city government. Sources: Census Bureau city population estimates, Vintage 2025 (the city and its counties); EIA-861 data, 2025 (utilities by county, homes and average bills).