Average Electric Bill in Montana — July 2026
The average residential electric bill in Montana is $133/mo as of July 2026, at an average price of 14.99¢/kWh — +5.1% versus a year earlier.
Montana at a glance
Price history (last 12 months)
| Month | Avg residential price |
|---|---|
| July 2026 | 14.99¢/kWh |
| June 2026 | 15.14¢/kWh |
| May 2026 | 14.67¢/kWh |
| April 2026 | 13.90¢/kWh |
| March 2026 | 13.48¢/kWh |
| February 2026 | 13.33¢/kWh |
| January 2026 | 12.86¢/kWh |
| December 2025 | 12.77¢/kWh |
| November 2025 | 12.82¢/kWh |
| October 2025 | 14.27¢/kWh |
| September 2025 | 14.64¢/kWh |
| August 2025 | 14.28¢/kWh |
| July 2025 | 14.27¢/kWh |
Residential average retail price by month. Source: U.S. EIA (public domain).
Why your bill is rising
Montana is not in the PJM footprint, so the locked PJM capacity increases do not apply here. The only forward-looking line we can show honestly is the observed 12-month price trend — context, not a promise.
- trendIf the last 12 months' trend continues+0.76¢/kWh · ≈+$6.76/mo
Monthly impact at the state-average usage of 889 kWh/mo.
Extends the observed year-over-year residential price change (EIA) one more year. Context, not a promise - fuel and distribution costs can move either way. source · 2026-07
Not sure if your own bill jump is price, usage, or both? Our diagnostic guide walks through both checks.
Run your own numbers
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Montana average: $133/mo at 14.99¢/kWh (+5.1% YoY)
Your bill is 12.5% above the state average (≈1,001 kWh/mo at the state average price).
Where your bill is headed:
- trendIf the last 12 months' trend continues+$7.61/mo
“Locked” = PJM capacity auction prices already cleared (a floor - several utility zones cleared higher). “Trend” = the observed 12-month EIA trend extended, not a promise.
Three ways to fight it:
- Find your energy hogs. See what each appliance actually costs to run at Montana rates: cost-to-run guides.
- Get a home energy audit. DOE guide to professional and DIY audits.
Estimate only, based on official data as of July 2026 (U.S. EIA residential averages; PJM auction results). Your actual plan price differs.
Get the Montana rate alert
One email a month when the Montana numbers update from the EIA refresh - price, average bill and trend, sourced and dated.
Can you switch plans in Montana?
No. Montana's residential electricity market does not offer retail supplier choice, so you cannot cut the bill by switching plans.
What you can do instead: cut the usage side of the bill. See what each appliance actually costs to run at Montana rates in our cost-to-run guides, and target the biggest loads first.
Compare with other states
Other states with a similar market structure:
Or see the full 50-state + D.C. ranking and what each appliance costs to run at Montana rates in our cost-to-run guides.
Frequently asked questions
- What is the average electric bill in Montana?
- The average residential electric bill in Montana is $133/mo as of July 2026, at an average price of 14.99¢/kWh (+5.1% versus a year earlier), per official U.S. EIA data.
- Why are electric bills changing in Montana?
- Montana is not in the PJM footprint, so the locked PJM capacity increases do not apply here. The only forward-looking signal available is the observed 12-month price trend, shown on this page as context rather than a promise.
- Can I switch electricity suppliers in Montana?
- No. Montana's residential electricity market does not offer retail supplier choice.
Estimate only, based on official data as of July 2026. Source: U.S. Energy Information Administration, residential retail sales (public domain), refreshed monthly. Your actual plan price differs.