Average electric bill in Idaho
A typical Idaho home paid about $110.31 a month for electricity in 2025, $1,323.69 for the year, using 933 kWh a month at 11.82 cents per kWh.
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Energy only, 11.82 ¢ per kWh; the slider starts at 933 kWh.
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The numbers
- Typical bill 2025
- $110.31 a month$1,323.69 a year, energy only
- Rank by bill
- 48 of 51-27% on the U.S. typical
- Average use
- 933 kWh a month23 of 51; +6% on the U.S.
- Home price 2025
- 11.82 ¢/kWh50 of 51; -32% on the U.S.
- Costliest month
- Jan $138.061,276 kWh at 10.82 ¢
- Cheapest month
- May $88.58746 kWh at 11.88 ¢
- Summer to winter swing
- 56%costliest month over cheapest
- Typical bill, Jan to Jul 2026
- $118.63 a month+6.1% on the same months of 2025
- Share of median income
- 1.77%46 of 51; median household income $74,636
- Typical bill 2023 to 2025
- +3.4%$106.66 to $110.31 a month
- Typical business bill 2025
- $430.14 a month9.25 ¢/kWh
- Gap to the lowest bill
- $11.71 a monthlowest is New Mexico at $98.59
Idaho charts
Typical monthly bill, Idaho
$88.58 in May to $138.06 in Jan.
Typical monthly bill, Idaho: 12 rows
| Month | 2025 | 2026 to Jul |
|---|---|---|
| Jan | 138 | 143 |
| Feb | 124 | 119 |
| Mar | 109 | 113 |
| Apr | 91 | 97 |
| May | 89 | 92 |
| Jun | 103 | 114 |
| Jul | 130 | 153 |
| Aug | 120 | No data |
| Sep | 98 | No data |
| Oct | 92 | No data |
| Nov | 105 | No data |
| Dec | 126 | No data |
12 rows from EIA retail sales.
CSVIdaho and the states next to it in rank
$110.31 a month, rank 48 of 51.
Idaho, Typical monthly bill, Idaho against others, 2025: EIA retail sales.
CSVBill by use level
| Use | Idaho a month | Idaho a year | U.S. a month | Gap to U.S. in Idaho |
|---|---|---|---|---|
| 230 kWh, 0.25x the Idaho average | $27.19 | $326.23 | $39.79 | -$13 |
| 470 kWh, 0.5x the Idaho average | $55.55 | $666.65 | $81.31 | -$26 |
| 700 kWh, 0.75x the Idaho average | $82.74 | $992.88 | $121.10 | -$38 |
| 930 kWh, 1x the Idaho average | $109.93 | $1,319.11 | $160.89 | -$51 |
| 1,170 kWh, 1.25x the Idaho average | $138.29 | $1,659.53 | $202.41 | -$64 |
| 1,400 kWh, 1.5x the Idaho average | $165.48 | $1,985.76 | $242.20 | -$77 |
| 1,870 kWh, 2x the Idaho average | $221.03 | $2,652.41 | $323.51 | -$102 |
| 2,800 kWh, 3x the Idaho average | $330.96 | $3,971.52 | $484.40 | -$153 |
Idaho month by month in 2025
| Month | Idaho kWh per account | Idaho price ¢/kWh | Idaho typical bill |
|---|---|---|---|
| Jan | 1,276 | 10.82 | $138.06 |
| Feb | 1,130 | 10.95 | $123.71 |
| Mar | 939 | 11.57 | $108.67 |
| Apr | 764 | 11.89 | $90.86 |
| May | 746 | 11.88 | $88.58 |
| Jun | 852 | 12.07 | $102.78 |
| Jul | 1,058 | 12.28 | $129.98 |
| Aug | 992 | 12.08 | $119.83 |
| Sep | 787 | 12.50 | $98.33 |
| Oct | 737 | 12.46 | $91.81 |
| Nov | 859 | 12.25 | $105.28 |
| Dec | 1,060 | 11.87 | $125.79 |
Idaho typical bill over the years
| Year | Idaho bill a month | Idaho a year | Idaho kWh per account | Idaho price ¢/kWh |
|---|---|---|---|---|
| 2023 | $106.66 | $1,279.97 | 965 | 11.05 |
| 2024 | $108.72 | $1,304.66 | 944 | 11.52 |
| 2025 | $110.31 | $1,323.69 | 933 | 11.82 |
Idaho in 2026 so far
| Month | Idaho kWh per account | Idaho price ¢/kWh | Idaho typical bill |
|---|---|---|---|
| Jan 2026 | 1,183 | 12.07 | $142.82 |
| Feb 2026 | 944 | 12.63 | $119.27 |
| Mar 2026 | 866 | 13.01 | $112.62 |
| Apr 2026 | 763 | 12.70 | $96.85 |
| May 2026 | 746 | 12.35 | $92.17 |
| Jun 2026 | 794 | 14.37 | $114.06 |
| Jul 2026 | 1,112 | 13.73 | $152.61 |
Business and industry in Idaho
| Customer type | Idaho bill a month, 2025 | Idaho kWh per account | Idaho price ¢/kWh |
|---|---|---|---|
| Business | $430.14 | 4,652 | 9.25 |
| Industry | $2,191.04 | 27,470 | 7.98 |
Idaho bill next to income
Idaho: 1.77% of median household income, rank 46; the four states closest to it:
| State near Idaho | Median income | Bill a year | Share of income, near Idaho |
|---|---|---|---|
| New Jersey | $101,050 | $1,803.19 | 1.78% |
| Nevada | $75,561 | $1,372.75 | 1.82% |
| Wyoming | $74,815 | $1,364.83 | 1.82% |
| Illinois | $81,702 | $1,531.84 | 1.87% |
Weather and the bill
Idaho homes used the most power in Jan 2025 (1,276 kWh per account) and the least in Oct (737 kWh). Degree-days (heating plus cooling) peaked in Jan (1,232). Across the 12 months, use and degree-days have a correlation of 0.64. 2025 had 6,238 heating and 624 cooling degree-days, 14% below and 53% above the 1991 to 2020 normals (7,220 and 409).
Idaho degree-days by year
Heating and cooling degree-days, Idaho, 2015 to 2025: 11 rows
| Idaho year | Heating (HDD) | Cooling (CDD) | Normal HDD | Normal CDD |
|---|---|---|---|---|
| 2015 | 6103 | 609 | 7220 | 409 |
| 2016 | 6429 | 455 | 7220 | 409 |
| 2017 | 6985 | 615 | 7220 | 409 |
| 2018 | 6646 | 541 | 7220 | 409 |
| 2019 | 7132 | 453 | 7220 | 409 |
| 2020 | 6661 | 487 | 7220 | 409 |
| 2021 | 6479 | 728 | 7220 | 409 |
| 2022 | 7280 | 718 | 7220 | 409 |
| 2023 | 6898 | 574 | 7220 | 409 |
| 2024 | 6463 | 624 | 7220 | 409 |
| 2025 | 6238 | 624 | 7220 | 409 |
NOAA nClimDiv degree-days for Idaho, 2015 to 2025, pulled 2 Oct 2026.
CSVIdaho, 2025 by month: 12 rows
| Month | kWh per account | Price ¢/kWh | Typical bill | HDD 2025 | CDD 2025 | HDD normal | CDD normal |
|---|---|---|---|---|---|---|---|
| Jan | 1,276 | 10.82 | $138 | 1,232 | 0 | 1,246 | 0 |
| Feb | 1,130 | 10.95 | $124 | 1,011 | 0 | 988 | 0 |
| Mar | 939 | 11.57 | $109 | 762 | 0 | 876 | 0 |
| Apr | 764 | 11.89 | $91 | 550 | 0 | 597 | 0 |
| May | 746 | 11.88 | $89 | 286 | 16 | 368 | 10 |
| Jun | 852 | 12.07 | $103 | 97 | 92 | 171 | 52 |
| Jul | 1,058 | 12.28 | $130 | 17 | 233 | 41 | 178 |
| Aug | 992 | 12.08 | $120 | 25 | 195 | 59 | 138 |
| Sep | 787 | 12.50 | $98 | 106 | 88 | 232 | 31 |
| Oct | 737 | 12.46 | $92 | 560 | 0 | 550 | 0 |
| Nov | 859 | 12.25 | $105 | 703 | 0 | 905 | 0 |
| Dec | 1,060 | 11.87 | $126 | 889 | 0 | 1,187 | 0 |
EIA retail sales and NOAA nClimDiv for Idaho, 2025 by month.
CSVAnalyst note
A typical Idaho home account paid about $110.31 a month for energy in 2025, $1,323.69 over the year, which ranks 48 of 51 states, 27% below the U.S. typical bill. Idaho homes used 933 kWh a month (23 of 51, 6% over the U.S.) at 11.82 cents (50 of 51, 32% under), so the bill reflects a mix of price and use. The year swings from $88.58 in May to $138.06 in January, a 56% gap, driven by use of 746 against 1,276 kWh. So far in 2026 the typical bill is $118.63 a month, +6.1% on the same months of 2025. Business accounts paid about $430.14 a month at 9.25 cents, 3.9 times a home bill. Over a year that is 1.77% of the $74,636 median household income, 46 of 51 states. The typical bill was $106.66 a month in 2023, $108.72 in 2024 and $110.31 in 2025, +3.4% in two years, with use per account at 965, 944 and 933 kWh.
Idaho: states with a similar bill
Questions on the Idaho bill
What is the average electric bill in Idaho?
Energy only: about $110.31 a month in 2025, or $1,323.69 a year.
How much electricity does a Idaho home use?
Rank 23 of 51: 933 kWh a month in 2025, +6% on the U.S.
What month is the electric bill highest in Idaho?
January at $138.06; the lowest is May at $88.58.
Is the average electric bill in Idaho above the national average?
Below, by $41.56 a month or 27%.
How much does 1,000 kWh cost in Idaho?
$118.20 at 11.82 cents per kWh, the 2025 average.
How far is Idaho from the state with the lowest bill?
$11.71 a month: the lowest typical bill, $98.59 in New Mexico, against $110.31 here.
What share of income goes to electricity in Idaho?
1.77% of the $74,636 median household income, 46 of 51 states.
How much did the typical Idaho bill change since 2023?
$106.66 a month in 2023, $110.31 in 2025, +3.4%.
What does a Idaho business pay a month for electricity?
$430.14 for a typical commercial account, at 9.25 cents per kWh in 2025.
Is the Idaho bill rising in 2026?
$118.63 a month so far, +6.1% on the same months of 2025.
More on Idaho
- Idaho electricity ratesutilities, map, outages
- Idaho residential ratesprice history and rank
- Decode your Idaho bill