What does charging at home cost where you live, and how many public chargers are there?

Highest: HI ($15). Lowest: ND ($4).

Electricity cost per 100 miles by state, with the public charging ports availableHome electricity cost per 100 miles, dollars

Cheaper to charge at home ($4)MiddleCostlier to charge at home ($15)

What it shows: HI is the highest at $15 and ND the lowest at $4, across 51 states.

Source: EIA retail electricity prices with DOE Alternative Fuels Data Center stations · data from 2025

Data and chart by CalcScrape: Electric Car Running Cost Calculator