How much does it cost to charge an electric car in Idaho?
Idaho has some of the cheaper home electricity in the country — 26% below the national average — which is the single biggest reason EVs are cheap to run here. Regular gas runs about $3.39 a gallon, 3% below the $3.50 reference price.
At Idaho's average rate, adding 100 miles to a Model 3 costs about $2.95 at home, and a full 60 kWh charge costs about $7.08. Over a year of 13,500 miles with 85% home charging, the EV charging cost in Idaho comes to about $566 — roughly $47 a month. The U.S. average for the same car is $687.
EV charging cost in Idaho: home vs station
Home charging at $0.118 per kWh works out to 3.0¢ a mile in a Model 3. Public DC fast charging, often around $0.45 per kWh, is 11.3¢ a mile. If you could only fast charge, the yearly bill would be about $1,519, which is $89 more than gas. Ask your utility about EV or time-of-use plans; overnight rates are frequently well below the average shown here.
EV vs gas cost per mile in Idaho
| Vehicle | Per mile | Per year | 5 years |
|---|---|---|---|
| Tesla Model 3 | 4.2¢ | $566 | $2,832 |
| Tesla Model Y | 4.7¢ | $634 | $3,171 |
| Hyundai Ioniq 5 | 5.0¢ | $680 | $3,398 |
| Ford F-150 Lightning | 8.1¢ | $1,087 | $5,437 |
| Honda Civic | 9.7¢ | $1,308 | $6,538 |
| Toyota Camry | 10.6¢ | $1,430 | $7,151 |
| Honda CR-V | 12.1¢ | $1,634 | $8,172 |
| Ford F-150 | 17.0¢ | $2,288 | $11,441 |
EV rows use the blended 85% home / 15% fast-charging price of $0.168 per kWh. Fuel only — maintenance and purchase price are in the calculator.
Is an electric car worth it in Idaho?
Idaho ranks #4 of 50 for EV fuel savings in our default comparison — one of the best states to switch. For the Model 3 to cost the same to fuel as a Camry, gas in Idaho would have to drop to about $1.34 a gallon. Add lower upkeep — no oil changes and less brake wear — and the yearly gap typically grows by a few hundred dollars. Whether the switch pays off depends mostly on the price difference you pay up front; enter it in the payback field above.
Nearby in the ranking: Oregon ($1,040/yr), Nevada ($974/yr), California ($847/yr), Utah ($810/yr). Compare all 50 states.
Frequently asked questions
How much does it cost to charge a Tesla in Idaho?
At about 11.8¢ per kWh, a Model 3 (25 kWh/100 mi) costs roughly 3.0¢ a mile at home and a Model Y (28 kWh/100 mi) about 3.3¢. A full 75 kWh charge is about $8.85 at home; Supercharger and other fast-charging prices are higher and vary by location and time.
Is it cheaper to drive electric than gas in Idaho?
Yes. With mostly home charging, an efficient EV saves about $864 a year in fuel compared with a 32 MPG car at Idaho's average prices.
What is the average electricity rate in Idaho?
Our preset uses about 11.8¢ per kWh, a rounded residential average based on U.S. EIA state data. Your bill can differ by utility, season and plan — use the per-kWh total from your own bill for the best estimate.
How much is gas in Idaho?
The preset uses about $3.39 per gallon of regular, a rounded statewide average. Pump prices change weekly, so type today's local price into the calculator.