How much does a security camera cost per month in Illinois?

About 72.6¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 19.89¢/kWh.

How many kilowatt-hours does a security camera use?

Roughly 44 kWh a year under these assumptions, or 0.01 kWh for every hour it runs.

Is that expensive compared with other states?

Illinois has the 16th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $8.03 a year.

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Cost to run a security camera in Illinois (June 2026 rates)

At 19.89¢ per kilowatt-hour — Illinois's average residential price in June 2026 — running a security camera costs $8.71 a year. That is 8% more than the national average of $8.03. Illinois's residential rate is up 8.7% from June 2025, which moves this appliance from $8.01 to $8.71 a year.

Per hour: under 0.1¢
Per day of use: 2.4¢
Per month: 72.6¢
Per year: $8.71

Assumption: 5 W, 24 hours a day, 365 days a year — 44 kWh a year. Per wired camera, including night-vision illuminators averaged over a day. Use the calculator to swap in the numbers from your own model.

How Illinois compares

Illinois pays 19.89¢/kWh, the 16th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 67.9¢ more a year than the typical U.S. household pays for the same use. Running the same security camera costs $5.74 a year in Nevada and $23.09 in Hawaii, so where you live changes this bill by $17.35 a year.

State	Rate	Per month	Per year
Delaware	19.29¢	70.4¢	$8.45
Wisconsin	19.56¢	71.4¢	$8.57
Illinois	19.89¢	72.6¢	$8.71
Pennsylvania	21.73¢	79.3¢	$9.52
Maryland	21.84¢	79.7¢	$9.57

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

What else costs about the same in Illinois

Electric pressure cooker$8.35 a year in IL Rice cooker$8.35 a year in IL Electric lawn mower$8.27 a year in IL

Cutting the number down

Individually trivial, collectively real: eight cameras around the clock is an always-on load worth knowing about.

Questions

How much does a security camera cost per month in Illinois?: About 72.6¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 19.89¢/kWh.
How many kilowatt-hours does a security camera use?: Roughly 44 kWh a year under these assumptions, or 0.01 kWh for every hour it runs.
Is that expensive compared with other states?: Illinois has the 16th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $8.03 a year.