What it costs to charge a 2026 Tesla Model 3 Standard RWD in Oregon

A 2026 Tesla Model 3 Standard RWD draws 24.3 kWh per 100 miles per the EPA; at Oregon's 15.31¢/kWh residential rate that's $3.72 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 76.8% cheaper per mile than gasoline in Oregon — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Tesla Model 3 Standard RWD in Oregon runs about $558 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,845 saved annually, at this mileage.

Cost of a full charge

$11.94 — that's what Oregon's 15.31¢/kWh rate puts on the 78 kWh a 2026 Tesla Model 3 Standard RWD needs for its full 321-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Tesla Model 3 Standard RWD in Oregon ranks 423 for cost savings versus gas — 1 being the best deal nationally. Separately, the Tesla Model 3 Standard RWD ranks 2 of 400 EV models for raw efficiency, and Oregon ranks 21 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Tesla Model 3 Standard RWD 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.

Line up a few Oregon electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 15.31¢/kWh, Oregon sits in the middle of the national range — the guide to why charging cost varies by state shows where.