Colorado home charging cost for the 2026 Tesla Model 3 Standard RWD

A 2026 Tesla Model 3 Standard RWD draws 24.3 kWh per 100 miles per the EPA; at Colorado's 16.65¢/kWh residential rate that's $4.05 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home costs a fraction of what gas would here: 74.7% less than gas per mile, here specifically.

2026 Tesla Model 3 Standard RWD: yearly cost in Colorado

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Tesla Model 3 Standard RWD costs roughly $607 a year to charge at home in Colorado, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,796 a year.

Cost of a full charge

Covering the 2026 Tesla Model 3 Standard RWD's EPA-rated 321-mile range takes about 78 kWh, which costs about $12.99 at Colorado's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 1,052 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model 3 Standard RWD alone ranks 2 of 400 models for efficiency; Colorado alone ranks 30 of 51 states for electricity price.

Before you install a home charger in Colorado

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Get quotes from local electricians for Level 2 charger installation in Colorado before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Colorado's 16.65¢/kWh compares? The guide to charging cost by state ranks every state side by side.