What it costs to charge a 2026 Toyota bZ AWD in Idaho

At Idaho's residential electricity rate of 12.8¢/kWh, a 2026 Toyota bZ AWD (rated 28 kWh per 100 miles by the EPA) costs $3.58 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 77.6% cheaper per mile than gasoline in Idaho — charging at home costs a fraction of what gas would here.

2026 Toyota bZ AWD: yearly cost in Idaho

Home charging this 2026 Toyota bZ AWD in Idaho runs about $538 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,865 saved annually, at this mileage.

Cost of a full charge

$10.32 — that's what Idaho's 12.8¢/kWh rate puts on the 80.6 kWh a 2026 Toyota bZ AWD needs for its full 288-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Toyota bZ AWD in Idaho ranks 256 for cost savings versus gas — 1 being the best deal nationally. Separately, the Toyota bZ AWD ranks 27 of 400 EV models for raw efficiency, and Idaho ranks 3 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Toyota bZ AWD at home

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Ask a licensed Idaho electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Idaho is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.