City of Idaho Falls electricity rates
Municipal utility · Idaho · WECC region
City of Idaho Falls is a city-owned municipal utility, governed locally rather than by the state commission, serving 29,403 homes in Idaho. Its residential customers pay an average of 9.84¢/kWh including fixed and delivery charges, 45% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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City of Idaho Falls bill estimates
| Monthly use | At average all-in rate | Base tariff charges* |
|---|---|---|
| 500 kWh | $49.20 | $41.25 |
| 1,000 kWh | $98.40 | $72.50 |
| 1,500 kWh | $147.60 | $103.75 |
| 2,000 kWh | $196.80 | $135.00 |
*Residential (effective 2014-06-12, $10.00/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.
City of Idaho Falls residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential | 2014-06-12 | $10.00 | 6.25¢ |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
City of Idaho Falls rate history
2015–2025: +33% change in the average residential rate (7.20¢ → 9.60¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | City of Idaho Falls | Idaho avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 51 | 310 | 266 |
| Outages per customer (SAIFI) | 0.47 | 1.15 | 1.34 |
| Average restoration time (CAIDI) | 108 min | — | — |
| Outage minutes excluding major storms | 17 | 155 | 121 |
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 City of Idaho Falls's counties, customers averaged 96 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Bonneville | 96 | 27 | 3,185 | 2025-07-11 |
City of Idaho Falls service area
City of Idaho Falls serves Bonneville County in Idaho and 4 ZIP codes.
Bonneville
Cities: Idaho Falls, Ammon, Lincoln
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 29,403 |
| Time-based rate programs | None reported |
| Net-metered solar homes | 254 |
| Residential efficiency incentives paid (2025) | $216,000 |
| Residential energy saved by programs | 518 MWh |
City of Idaho Falls at a glance
| Ownership | Municipal utility |
| Services | Generation, Distribution, Wholesale Marketing |
| Commercial rate | 8.32¢/kWh |
| Industrial rate | 6.25¢/kWh |
| Retail revenue (2025) | $65,235,100 |
| Electricity sold (2025) | 778,552 MWh |
| Peak demand | 132 MW summer · 156 MW winter |
| Power from own generation | 25% (rest purchased) |
| Line losses | 2.4% |
| Balancing authority | PACE |
| EIA utility ID | 9187 |
| Website | Bonneville Power Administration |
Other utilities in Idaho
Frequently asked questions
What is City of Idaho Falls's electricity rate?
City of Idaho Falls residential customers pay an average of 9.84¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 22% below the Idaho average of 12.65¢ and 45% below the U.S. average.
What is the average City of Idaho Falls electric bill?
About $91 a month. The average City of Idaho Falls home uses 925 kWh a month. At 1,000 kWh the bill would be about $98.
How many customers does City of Idaho Falls have?
City of Idaho Falls serves 29,403 residential customers and 34,150 customers in total in Idaho, across 1 county.
How reliable is City of Idaho Falls?
In 2025, the average City of Idaho Falls customer was without power for 51 min (SAIDI) over 0.47 interruptions (SAIFI), including major storms. Excluding major event days it was 17 min. The Idaho average was 5 hr 10 min and the U.S. average 4 hr 26 min.
Does City of Idaho Falls offer net metering for solar?
City of Idaho Falls had 254 residential net-metered customers in 2025 with 1.6 MW of capacity. Estimate solar savings at this utility's rate.
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 City of Idaho Falls before making decisions.