How much does a pool pump cost per month in Illinois?

About $27.82 a month, assuming 1,200 W, 8 hours a day, 180 days a year at 19.32¢/kWh.

How many kilowatt-hours does a pool pump use?

Roughly 1,728 kWh a year under these assumptions, or 1.20 kWh for every hour it runs.

Is that expensive compared with other states?

Illinois has the 18th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $314 a year.

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Cost to run a pool pump in Illinois (August 2026 rates)

At 19.32¢ per kilowatt-hour — Illinois's average residential price in August 2026 — running a pool pump costs $334 a year. That is 6% more than the national average of $314. Illinois's residential rate is up 7.2% from August 2025, which moves this appliance from $312 to $334 a year.

Per hour: 23.2¢
Per day of use: $1.85
Per month: $27.82
Per year: $334

Assumption: 1,200 W, 8 hours a day, 180 days a year — 1,728 kWh a year. A single-speed 1.5 HP pump. Variable-speed pumps running longer at low speed use a fraction of this. Use the calculator to swap in the numbers from your own model.

Related calculators: see what running slower for longer saves.

How Illinois compares

Illinois pays 19.32¢/kWh, the 18th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $20.04 more a year than the typical U.S. household pays for the same use. Running the same pool pump costs $220 a year in Nevada and $815 in Hawaii, so where you live changes this bill by $595 a year.

State	Rate	Per month	Per year
Virginia	17.64¢	$25.40	$305
Delaware	18.70¢	$26.93	$323
Illinois	19.32¢	$27.82	$334
Ohio	19.38¢	$27.91	$335
Wisconsin	19.41¢	$27.95	$335

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

What else costs about the same in Illinois

Electric baseboard heater$261 a year in IL Heat pump$417 a year in IL Central air conditioner$454 a year in IL

Cutting the number down

Pump power rises roughly with the cube of speed, so running at half speed for twice as long uses about a quarter of the energy.
Most pools are turned over more often than they need. Cutting an hour a day is free money all season.
A variable-speed pump is one of the few upgrades that routinely pays back within two seasons.

Questions

How much does a pool pump cost per month in Illinois?: About $27.82 a month, assuming 1,200 W, 8 hours a day, 180 days a year at 19.32¢/kWh.
How many kilowatt-hours does a pool pump use?: Roughly 1,728 kWh a year under these assumptions, or 1.20 kWh for every hour it runs.
Is that expensive compared with other states?: Illinois has the 18th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $314 a year.