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

About 58.5¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 16.02¢/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?

Missouri has the 24th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $7.95 a year.

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Cost to run a security camera in Missouri (August 2026 rates)

At 16.02¢ per kilowatt-hour — Missouri's average residential price in August 2026 — running a security camera costs $7.02 a year. That is 12% less than the national average of $7.95. Missouri's residential rate is up 4.6% from August 2025, which moves this appliance from $6.71 to $7.02 a year.

Per hour: under 0.1¢
Per day of use: 1.9¢
Per month: 58.5¢
Per year: $7.02

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 Missouri compares

Missouri pays 16.02¢/kWh, the 24th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 93.7¢ less a year than the typical U.S. household pays for the same use. Running the same security camera costs $5.57 a year in Nevada and $20.66 in Hawaii, so where you live changes this bill by $15.09 a year.

State	Rate	Per month	Per year
Texas	15.91¢	58.1¢	$6.97
Oregon	15.92¢	58.1¢	$6.97
Missouri	16.02¢	58.5¢	$7.02
West Virginia	16.31¢	59.5¢	$7.14
Alabama	16.33¢	59.6¢	$7.15

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

What else costs about the same in Missouri

Electric pressure cooker$6.73 a year in MO Rice cooker$6.73 a year in MO Electric lawn mower$6.66 a year in MO

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 Missouri?: About 58.5¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 16.02¢/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?: Missouri has the 24th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $7.95 a year.