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Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA-861, EIA retail sales · How we got these numbers · Report an error

Idaho Power Co: rates, outages and net metering

In Idaho, Idaho Power Co bills 621,373 accounts, 84.6% residential, as an investor owned utility. Businesses and industry take 62% of the 15,297,094 MWh it sells; homes take 38%.

Aerial view of Brownlee Dam and hydroelectric facility on the Snake River, Idaho
Brownlee Dam. Photo by Sidpatchy, CC BY-SA 4.0, Wikimedia Commons. Illustrative, not a listed utility's plant.

Idaho Power Co: 916 kWh a month costs roughly $108 in energy at 11.76 ¢/kWh, +2.1% on the Idaho average of 11.52 ¢.

Businesses and industry take 62% of the 15,297,094 MWh it sells; homes take 38%.

Who buys power from Idaho Power Co

Business share of sales
62%homes 38% of 15,297,094 MWh

The customer mix of Idaho Power Co is its own: 525,751 home accounts buy 37.8% of 15,297,094 MWh, 75,435 commercial accounts buy 27.3%, and the remaining 34.9% goes to 20,187 industrial and other accounts. A typical Idaho Power Co home uses 10,988 kWh a year, a typical business account 55,365.

How it compares

Idaho Power Co
Idaho Power Co, 2024HomeBusinessBillSAIDI
Idaho Power Co11.76 ¢/kWh9.15 ¢/kWh$108at 916 kWh164 minSAIDI
Idaho average against this company, which is 2 of 3 on priceLowest in this table-0.24 ¢/kWhcompany 2.1% above+0.02 ¢/kWhcompany 0.2% below-$2a month at 916 kWh-65 mincompany 65 above
Kootenai Electric Cooperative12.21 ¢/kWhcompany 3.7% below11.53 ¢/kWhcompany 20.6% below$1124 more than company125 mincompany 39 above

Compare 8 Idaho companies

Idaho Power Co: 2025

Idaho Power Co: +0.2% on 2024 for homes, Idaho +2.6%.

Idaho Power Co home price, 2025
11.78 ¢/kWh+0.2% on 2024, early release
Idaho Power Co SAIDI, 2025
141 min-14% on 2024, early release
Idaho Power Co against Idaho, 2025
-2.4 pointsIdaho Power Co +0.2%, Idaho +2.6%, price in Idaho 11.82 ¢

Idaho Power Co: 11.78 ¢/kWh in the 2025 early release, +0.2% from 11.76 ¢; Idaho as a whole went +2.6%, so Idaho Power Co trailed it by 2.4 points. Its SAIDI is 141 minutes against 164 in 2024.

Carbon context

Idaho Power Co serves 525,751 homes in Idaho. At 916 kWh a month that is about 130 kg of CO₂, or 1,561 kg a year, at the Idaho plant rate, state generation and not this utility: Idaho generation mix.

Idaho Power Co charts

Residential price since 2015: 11.76 ¢ in 2024

10.30 ¢ in 2015, 11.76 ¢ in 2024 (+14.2%); Idaho 9.93 to 11.52 ¢.

Idaho Power Co residential price 2015-2024, 2015 to 2024: 10 rows
YearIdaho Power CoGap to Idaho residentialGap to U.S. residential
201510.30+0.37-2.35
201610.30+0.35-2.25
201710.33+0.29-2.56
201810.39+0.24-2.48
201910.04+0.15-2.97
202010.08+0.13-3.07
202110.39+0.23-3.27
202210.70+0.33-4.34
202311.65+0.60-4.35
202411.76+0.24-4.72

10 rows from EIA retail sales.

CSV

Idaho Power Co SAIDI, 2015-2024

166 min in 2015, 164 in 2024.

Idaho Power Co SAIDI by year, 2015 to 2024: 10 rows
YearIdaho Power Co, no major eventsIdaho Power Co, all events
2015166208
2016159159
2017210234
2018122129
2019120144
2020160210
2021120161
2022152152
2023120130
2024164206

10 rows from EIA-861 survey.

CSV

Reliability: SAIDI 164.0 min

164.0 min, 1.65x the median reporter, rank 477 of 673.

min

  • Company, no major events164.0
  • Company, with major events206.5

Idaho Power Co, Reliability: EIA-861 survey.

CSV

Analyst note

From 10.30 ¢ in 2015 to 11.76 ¢ in 2024, a move of +14.2%: Idaho Power Co tracked its state (+16.0%) within 1.8 points, and -16.1 points against the U.S. Idaho Power Co's sharpest move came in 2023, +8.8%. The latest year is the high at 11.76 ¢; the low was 10.04 ¢ (2019). 2024: +1.0% here, +4.3% for the Idaho average. SAIDI at Idaho Power Co (major events excluded) went from 166 minutes in 2015 to 164 in 2024, -1%, between 120 (2023) and 210 (2017). Idaho Power Co filed SAIDI under the national median in 0 of 10 years; its 2024 figure was 164 minutes, +65 from that year's median. 2017: 234 minutes with major events, 210 without, the widest gap of any year. Idaho Power Co has 1 cheaper and 1 higher-priced Idaho peers among 3 with 20,000+ homes. Next cheaper, City of Idaho Falls, bills 9.25 ¢ (-2.51). Next higher-priced, Kootenai Electric Cooperative, bills 12.21 ¢ (+0.45).

Both measures lean against customers: 2.1% above the Idaho average on price and 1.6x the national median on outage minutes (164).

Home accounts at Idaho Power Co went from 418,906 in 2015 to 525,751 in 2024, +25.5%. Business customers paid 0.78 times the home price in 2024 (9.15 against 11.76 ¢); the ratio was 0.73 in 2015. SAIFI went from 1.36 in 2015 to 1.21 in 2024, between 1.00 and 1.48.

Facts

Customer accounts
621,37360.8% of Idaho total
Residential accounts
525,75160.6% of Idaho homes
Commercial accounts
75,43512.1% of the base
Residential rate
11.76 ¢/kWhplace 2 of 3, +2.1% against the state
Commercial rate
9.15 ¢/kWhplace 4 of 6, -0.2% against the state
SAIDI, no major events
164.0 minbetter than 29% of reporters
SAIFI, no major events
1.211.20x the median
SAIDI with major events
206.5 min20.6% from event days
Net-metered capacity
171.2 MW18,786 installations
Counties served
24Idaho plus 1 more
Average residential use
10,988 kWh/yr916 a month
Implied monthly bill
$108-$43 on the U.S. rate, 916 kWh
Residential rate since 2015
+14.2%10.30 to 11.76 ¢/kWh
SAIDI trend
-1%166 min in 2015, 164 in 2024

Data tables

2024 by sector, Idaho Power Co

Idaho Power Co sectorAccountsRate ¢/kWhGap to Idaho ¢/kWh
Residential525,75111.76+0.24
Commercial75,4359.15-0.02

Year by year, Idaho Power Co

YearHome accounts, Idaho Power CoHome ¢Business ¢RatioSAIDISAIFI
2015418,90610.307.550.731661.36
2016426,96610.307.540.731591.18
2017435,37610.337.780.752101.48
2018445,69310.397.560.731221.06
2019457,75510.047.200.721201.15
2020470,80410.087.310.731601.09
2021485,47510.397.560.731201.09
2022498,92010.708.090.761521.17
2023510,23611.658.860.761201.00
2024525,75111.769.150.781641.21

Peers of Idaho Power Co in Idaho, place 2 of 3 on home price

Utility near Idaho Power Co on priceSAIDI min, gap to Idaho Power CoHome ¢, gap to Idaho Power CoGap % to Idaho Power CoAccounts, Idaho Power Co = 1
1. City of Idaho Falls-92-2.51-21.4%0.05
2. Idaho Power Co (this utility)16411.76-1.00
3. Kootenai Electric Cooperative-39+0.45+3.8%0.05

Who buys Idaho Power Co's electricity

Class at Idaho Power CoAccountsOf Idaho Power Co accountsOf Idaho Power Co MWh soldkWh a year per Idaho Power Co account
Residential525,75184.6%37.8%10,988
Commercial75,43512.1%27.3%55,365
Industrial and other20,1873.25%34.9%264,699

Idaho Power Co: meters, rate options and solar

MeasureIdaho Power CoIdaho contextIdaho Power Co detail
Idaho Power Co home meters on AMI99.8%Idaho 81.3%524,884 of 525,752 meters
Home meters, AMR (drive-by read)636Idaho figure not published0.1% of meters
Homes with daily digital access524,884Idaho figure not published100% of the 525,751 home accounts
Time-of-use rate for Idaho Power Co homesOffered3 of 5 Idaho utilities offer one992 homes on dynamic pricing, 0.19% of 525,751
Net-metered installations18,78697% residential34.7 homes per 1,000 accounts, 9.1 kW average

Monthly energy cost by use, Idaho Power Co

kWhShare of a 916 kWh monthCost a month at 11.76 ¢vs U.S.Cost a year
25027%$29.40-$11.80$353
50055%$58.80-$23.60$706
75082%$88.19-$35.41$1,058
1,000109%$117.59-$47.21$1,411
1,500164%$176.39-$70.81$2,117
2,000218%$235.19-$94.41$2,822

Outage record, Idaho Power Co

Measure, Idaho Power CoNo eventsAll eventsConverted
SAIDI minutes164.0206.52.73 h
SAIFI interruptions1.2101.3700.83 yr apart
CAIDI minutes135.5150.72.26 h

Territory of Idaho Power Co

24 Idaho counties plus 1 other state, region WECC:

Counties served by Idaho Power CoIdahoLincolnValleyLemhiAdamsOneidaElmoreBoiseMinidokaCassiaWashingtonBlaineOwyheeCanyonJeromeGemTwin FallsCamasGoodingBannockPowerAdaPayetteBinghamGrantBakerHarneyWallowaMalheur

Idaho other states: 29 of 29 counties of Idaho Power Co drawn

Idaho Power Co: 29 counties listed by EIA-861, Census 2023 outlines.

CSV
County list
  • Ada
  • Adams
  • Bannock
  • Bingham
  • Blaine
  • Boise
  • Camas
  • Canyon
  • Cassia
  • Elmore
  • Gem
  • Gooding
  • Idaho
  • Jerome
  • Lemhi
  • Lincoln
  • Minidoka
  • Oneida
  • Owyhee
  • Payette
  • Power
  • Twin Falls
  • Valley
  • Washington

Questions on Idaho Power Co

How many customers does Idaho Power Co serve in Idaho?

621,373 accounts in 2024: residential 525,751, commercial 75,435, industrial 20,187.

What is the average residential rate of Idaho Power Co?

In 2024 homes paid 11.76 cents; against the Idaho average that is +2.1%.

How reliable is Idaho Power Co by SAIDI and SAIFI?

SAIDI 164.0 min and SAIFI 1.21 a year, major events excluded; ratio to the national median 1.65, CAIDI 136 min.

How much solar net metering is on the Idaho Power Co grid?

18,786 installations with 171.2 MW, of which residential installations number 18,237.

What is the monthly bill at Idaho Power Co for average use?

916 kWh at 11.76 cents comes to about $108, energy only.

How does Idaho Power Co rank on price within Idaho?

Rank 2 of 3 in Idaho on price, +2.1% against the state average; 1 charge less than 11.76 ¢.

What share of Idaho Power Co sales do homes buy?

Homes take 37.8% of 15,297,094 MWh, commercial accounts 27.3%, industrial and other 34.9%; the 75,435 commercial accounts use 55,365 kWh each, 5.0 times a home.

At Idaho Power Co, are smart meters in homes, with a TOU option?

524,884 of 525,752 home meters are AMI, 99.8%. Idaho Power Co offers a home time-of-use rate; 992 customers use dynamic pricing, 0.19% of its homes.

Has Idaho Power Co moved up the Idaho price list since 2015?

3rd cheapest of 3 in 2015, 2nd of 3 in 2024; its price rose 14.2% while Idaho rose 16.0%.

Did Idaho Power Co cut or raise its 2025 home price?

11.78 cents per kWh, +0.2% on the 11.76 of 2024 (EIA early release for 2025).

Utilities with a similar home price

Home prices nearest to Idaho Power Co at 11.76 ¢/kWh in 2024, among companies with a page here, any state.

More on Idaho Power Co

Rate plans on file

6 home plan records, energy charges: 7.4 to 31.9 ¢/kWh.

Who offers time-of-use and tiered rates (17 Apr 2026 snapshot).

Primary sources for Idaho Power Co: rates, outages and net metering

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Idaho Power Co: 916 kWh a month costs roughly $108 in energy at 11.76 ¢/kWh, +2.1% on the Idaho average of 11.52 ¢.