Cost to Run a Robot Vacuum in Washington
Washington's average residential electricity rate is 14.4¢/kWh as of April 2026 — the 12th cheapest in the country, 23% below the U.S. average. At typical usage (7 uses/week at 0.06 kWh each), a robot vacuum here costs $0.26 per month.
Per use
0.9¢
0.06 kWh per use
Per day
0.9¢
7 uses/week at 0.06 kWh each
Per month
$0.26
1.8 kWh
Per year
$3.15
22 kWh
By usage level in Washington
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4×/week) | 0.4¢ | $0.13 | $1.58 |
| Typical (7×/week) | 0.9¢ | $0.26 | $3.15 |
| Heavy (14×/week) | 1.7¢ | $0.53 | $6.31 |
Washington vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a robot vacuum in Washington?
At Washington's current average residential rate of 14.4¢/kWh (April 2026), a robot vacuum with typical usage costs about 0.9¢ per day, $0.26 per month, or $3.15 per year.
Is running a robot vacuum in Washington more expensive than average?
No — it's cheaper. Washington's rate is about 23% below the U.S. average: $0.26 per month here versus $0.34 nationally.
What does electricity cost in Washington right now?
Washington residents pay an average of 14.4¢ per kWh as of April 2026 — the 12th cheapest rate of the 51 U.S. jurisdictions we track.