Cost to run appliances in Washington
Updated August 2026 · average residential rates
Quick answer: Washington pays 12.3¢/kWh on average — 27% below the US average, #8 cheapest of 51. A space heater costs about $33.65/month here (6 h/day); every other appliance is in the table below at local rates.
Run your own numbers
typically 750–1,500 W (most run at 1,500 W on high) · default assumes 6 hours/day on high during cold months
18.5¢
per hour running
$1.11
per day
$33.65
per month
$404
per year
Uses about 9.0 kWh/day at 12.3¢/kWh (Washington). National average would be $46.24/month.