Skip to content
ChargeMath
← All State Guides

EV Charging Costs in Idaho

At 10.58¢/kWh, Idaho is 34% below the national average (16.11¢/kWh). Ranked #1 cheapest out of 51.

Data: EIA residential electricity rates · EPA vehicle efficiency · March 2026

Monthly Charging Cost
$27.77
Tesla Model 3 · 35 mi/day
Annual Charging Cost
$333
/year
Annual Savings vs Gas
$1,242
vs 28 MPG @ $3.50/gal
Electricity Rate
10.58¢
per kWh · Rank #1/51
Cost Per Mile
$0.026
vs $0.125 gas
Full Charge Cost
$6.35
60 kWh battery · 272 mi range

Similar States by Electricity Rate

StateRateMonthly CostRank
Idaho (you)10.58¢$27.77#1
Utah10.97¢$28.80#2
Washington11.14¢$29.24#3
North Dakota11.2¢$29.40#4

EV Charging in Idaho: What You Need to Know

Idaho's residential electricity rate of 10.58¢/kWh is 34% below the national average. For a typical EV owner driving 35 miles per day, this translates to about $27.77 per month in charging costs — or $333.27 annually. Compared to fueling a 28 MPG gas car at $3.50/gallon, you save $1,242 per year.

At $0.026 per mile for electricity versus $0.125 per mile for gas, driving electric in Idaho costs 79% less per mile. Over 5 years of typical driving (12,775 miles/year), that adds up to $6,209 in fuel savings alone — before accounting for reduced maintenance costs.

A full charge on a Tesla Model 3 (60 kWh battery, 272 miles of range) costs $6.35 in Idaho. Most daily charging sessions only use 20-40% of the battery, so a typical overnight charge costs $1.90 to $2.54.

Frequently Asked Questions

At Idaho's average residential rate of 10.58¢/kWh, charging a Tesla Model 3 (60 kWh battery) from empty costs $6.35. For a typical driver covering 35 miles/day, monthly charging costs are about $27.77.