What it costs to charge a 2026 Ford Mustang Mach-E in Idaho
Short answer
Charging at home 1,000 miles a month at 12.8¢ per kWh. That's 4.1¢ a mile and $495 a year.
A full charge at home costs about $12.38, for 300 miles of EPA range.
Idaho's average home electricity rate, September 2025 to August 2026 (EIA).
Change the version, miles or price
- Per year
- $495
- Per mile
- 4.1¢
- Over 5 years
- $2,477
- Full charge
- $12.38
Every 2026 Mustang Mach-E version in Idaho
| Version | Drive | EPA rating | Per month | Full charge |
|---|---|---|---|---|
| Mustang Mach-E RWD Extended | RWD | 30.7 kWh/100 mi | $39 | $12.56320 mi |
| Mustang Mach-E RWD | RWD | 31.4 kWh/100 mi | $40 | $10.43260 mi |
| Mustang Mach-E AWD Extended(used in headline figures) | AWD | 32.3 kWh/100 mi | $41 | $12.38300 mi |
| Mustang Mach-E AWD | AWD | 33.6 kWh/100 mi | $43 | $10.31240 mi |
| Mustang Mach-E GT | AWD | 37.4 kWh/100 mi | $48 | $13.38280 mi |
| Mustang Mach-E Rally | AWD | 40.2 kWh/100 mi | $51 | $13.10255 mi |
Mustang Mach-E vs. Toyota RAV4 in Idaho
The Mustang Mach-E costs about $663 a year less to run here.Counting Idaho's $140 EV fee, the saving is about $523.
See the break-evenIdaho charges EVs $140 a year
On top of the registration every car pays, Idaho charges electric cars an extra $140 a year, about $12 a month.
States charge these fees in place of the gas tax an electric car never pays. Driven the same 1,000 miles a month here, the Toyota RAV4 (41 mpg) pays about $150 a year in state and federal gas tax.
EV fee: U.S. Department of Energy, checked October 2026. Fuel tax: EIA, July 2026 (revised).
Electricity in Idaho costs 9% more than a year ago
Idaho's average home rate over the 12 months to August 2026 was 12.8¢ per kWh, 1.1¢ more than the 12 months before. It moves through the year: over those 12 months, from 11.9¢ in December 2025 to 14.4¢ in June 2026. At 1,000 miles a month, the Mustang Mach-E costs about $3 a month more to charge than in the 12 months before.
Show every monthly figure
EIA monthly retail sales data, residential customers.
Idaho is the 3rd cheapest state to charge a Mustang Mach-E
3rd cheapest of the 50 states and DC, at 1,000 miles a month. See every state
- 1North Dakota$41
- 2Nebraska$41
- 3Idaho$41
- 4Louisiana$42
- 5Utah$43
- 1North Dakota$41
- 2Nebraska$41
- 3Idaho$41
- 4Louisiana$42
- 5Utah$43
Questions people ask
How much does it cost to charge a Ford Mustang Mach-E in Idaho?
About $41 a month for 1,000 miles, or $495 a year, for the 2026 Mustang Mach-E AWD Extended (32.3 kWh/100 mi) at 12.8¢ per kWh. That works out to 4.1¢ a mile.
Which Mustang Mach-E version is cheapest to charge?
The Mustang Mach-E RWD Extended (30.7 kWh/100 mi), at about $39 a month in Idaho. The 2026 Mustang Mach-E comes in 6 EPA-rated versions.
How much does it cost to fully charge a Ford Mustang Mach-E in Idaho?
About $12.38 at home for the 2026 Mustang Mach-E AWD Extended, at 12.8¢ per kWh. That is the electricity drawn from the wall to drive its full EPA range of 300 miles (about 97 kWh), so it includes charging losses; a top-up from 20% to 80% costs roughly 60% of it.
Does Idaho charge an extra fee for electric cars?
Yes. Idaho charges electric cars an extra $140 a year, about $12 a month, beyond what every car pays to register.
Is electricity getting more expensive in Idaho?
Yes. Idaho's average home rate over the 12 months to August 2026 was 12.8¢ per kWh, 1.1¢ more than the 12 months before. Source: EIA's monthly retail sales data.
Does this include energy lost while charging?
Yes. EPA measures an electric car's efficiency from the wall outlet, so the electricity lost while charging is already in the kWh per 100 miles figure.
Efficiency: U.S. EPA ratings for the 2026 model year. Gas prices: EIA weekly survey, week of November 9, 2026. Electricity: EIA average home rates, September 2025 to August 2026. Fuel taxes: EIA, July 2026 (revised). How we calculate