Rivian R1S Dual-Motor (Large Pack) Charging Cost in Washington: 2026 Calculator

Based on current residential energy rates in Washington, you're looking at approximately $19 to fully charge a Rivian R1S Dual-Motor (Large Pack) from 0% to 100%.

This calculation uses the average residential electricity rate of $0.14/kWh. With electricity prices in Washington being quite affordable, charging at home is significantly cheaper than filling up a gas tank.

Let’s talk numbers. The average price for premium gasoline in Washington is currently hovering around $4.35 per gallon. If you were driving a comparable gasoline vehicle, your monthly fuel bill would be nearly double what you'd pay for electricity.

Absolutely. In fact, over 80% of EV charging happens at home. The Rivian R1S Dual-Motor (Large Pack) comes equipped with a large 135 kWh battery. To get the best experience, we recommend installing a Level 2 home charger (240V).

• Level 1 (Standard Outlet): Too slow for daily use. Adds about 3-5 miles of range per hour.
• Level 2 (Dedicated Charger): The sweet spot. Adds 25-45 miles of range per hour, easily filling your battery overnight while electricity rates might be lower.

In 2026, the average residential electricity rate in Washington is $0.14 per kWh. This rate can vary depending on your specific utility provider and time-of-use plans.

Generally, no. With no oil changes, spark plugs, or transmission fluid to worry about, the Rivian R1S Dual-Motor (Large Pack) has lower maintenance costs than traditional gas cars. Your main recurring cost will be electricity.