How much does a smart speaker cost per month in Washington?

About 32.7¢ a month, assuming 3 W, 24 hours a day, 365 days a year at 14.91¢/kWh.

How many kilowatt-hours does a smart speaker use?

Roughly 26 kWh a year under these assumptions, or 0.00 kWh for every hour it runs.

Is that expensive compared with other states?

Washington has the 13th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $4.82 a year.

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Cost to run a smart speaker in Washington (June 2026 rates)

At 14.91¢ per kilowatt-hour — Washington's average residential price in June 2026 — running a smart speaker costs $3.92 a year. That is 19% less than the national average of $4.82. Washington's residential rate is up 15.0% from June 2025, which moves this appliance from $3.41 to $3.92 a year.

Per hour: under 0.1¢
Per day of use: 1.1¢
Per month: 32.7¢
Per year: $3.92

Assumption: 3 W, 24 hours a day, 365 days a year — 26 kWh a year. Idle listening. Playing music at volume draws several times more, but only while it plays. Use the calculator to swap in the numbers from your own model.

How Washington compares

Washington pays 14.91¢/kWh, the 13th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 90.1¢ less a year than the typical U.S. household pays for the same use. Running the same smart speaker costs $3.45 a year in Nevada and $13.85 in Hawaii, so where you live changes this bill by $10.41 a year.

State	Rate	Per month	Per year
North Carolina	14.74¢	32.3¢	$3.87
Mississippi	14.88¢	32.6¢	$3.91
Washington	14.91¢	32.7¢	$3.92
New Mexico	15.06¢	33.0¢	$3.96
Florida	15.10¢	33.1¢	$3.97

States ranked by average residential price, cheapest first. See all 51 states for a smart speaker.

What else costs about the same in Washington

Toaster$5.22 a year in WA Vacuum cleaner$5.37 a year in WA Clothes iron$2.46 a year in WA

Cutting the number down

The interesting number is the idle draw, because that is the one that runs 8,760 hours a year.

Questions

How much does a smart speaker cost per month in Washington?: About 32.7¢ a month, assuming 3 W, 24 hours a day, 365 days a year at 14.91¢/kWh.
How many kilowatt-hours does a smart speaker use?: Roughly 26 kWh a year under these assumptions, or 0.00 kWh for every hour it runs.
Is that expensive compared with other states?: Washington has the 13th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $4.82 a year.