Idaho data centers and electricity bills
Idaho ranks 15th of 51 on commercial sales growth and 20th on the amount added (+0.6 TWh). Over the same years the Idaho home price moved +20%, from 9.89 to 11.82 cents per kWh. Data centers are only part of Idaho commercial sales, and none of this shows cause.
Idaho commercial sales by year
Idaho commercial sales rose fastest in 2021, up 4.6% on 2020. Commercial customers are 26% of Idaho electricity sales in 2025.
Idaho commercial sales, GWh
- 6,264'15
- 6,279'16
- 6,421'17
- 6,437'18
- 6,441'19
- 6,310'20
- 6,600'21
- 6,837'22
- 6,842'23
- 6,964'24
- 7,029'25
Idaho sales and prices, 2015 to 2025
| Year | GWh | Change | Home ¢ | Business ¢ |
|---|---|---|---|---|
| 2015 | 6,264 | — | 9.93 | 7.80 |
| 2016 | 6,279 | +0.2% | 9.95 | 7.76 |
| 2017 | 6,421 | +2.3% | 10.04 | 7.98 |
| 2018 | 6,437 | +0.2% | 10.15 | 7.93 |
| 2019 | 6,441 | +0.1% | 9.89 | 7.67 |
| 2020 | 6,310 | -2.0% | 9.95 | 7.75 |
| 2021 | 6,600 | +4.6% | 10.16 | 7.89 |
| 2022 | 6,837 | +3.6% | 10.37 | 8.27 |
| 2023 | 6,842 | +0.1% | 11.05 | 8.78 |
| 2024 | 6,964 | +1.8% | 11.52 | 9.17 |
| 2025 | 7,029 | +0.9% | 11.82 | 9.25 |
Where Idaho stands
| Measure | Idaho | Rank |
|---|---|---|
| Commercial sales growth 2019-2025 | +9.1% | 15 of 51 |
| Commercial sales added | +0.59 TWh | 20 of 51 |
| Commercial share of sales 2025 | 26.2% | 45 of 51 |
| Home price change 2019-2025 | +19.5% | 42 of 51 |
Large-load tariffs for Idaho
None of the 15 entries on our list names Idaho. That does not mean Idaho has no large-load rules; the list is a sample from one source.
States near Idaho on commercial growth
Keep going
Sources
EIA Idaho sales and prices (CSV); EEI Idaho tariffs. Nominal prices.
Questions
Did data centers raise Idaho electricity bills?
This page cannot say. While the Idaho home price moved +20%, Idaho commercial sales rose 9% (2019-2025); fuel, wires and rate cases in Idaho also move prices.
How fast is Idaho commercial electricity use growing?
Idaho commercial sales grew 9.1% between 2019 and 2025, 15th among 51 places, and added +0.59 TWh.
Is Idaho data-center load published?
No open source gives Idaho data-center load alone, so Idaho commercial sales stand in as a proxy.