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

About 79.7¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 21.84¢/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?

Maryland has the 14th 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 Maryland (June 2026 rates)

At 21.84¢ per kilowatt-hour — Maryland's average residential price in June 2026 — running a security camera costs $9.57 a year. That is 19% more than the national average of $8.03. Maryland's residential rate is up 13.2% from June 2025, which moves this appliance from $8.45 to $9.57 a year.

Per hour: 0.1¢
Per day of use: 2.6¢
Per month: 79.7¢
Per year: $9.57

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 Maryland compares

Maryland pays 21.84¢/kWh, the 14th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $1.53 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
Illinois	19.89¢	72.6¢	$8.71
Pennsylvania	21.73¢	79.3¢	$9.52
Maryland	21.84¢	79.7¢	$9.57
Michigan	22.99¢	83.9¢	$10.07
Connecticut	24.32¢	88.8¢	$10.65

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

What else costs about the same in Maryland

Electric pressure cooker$9.17 a year in MD Rice cooker$9.17 a year in MD Electric lawn mower$9.09 a year in MD

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 Maryland?: About 79.7¢ a month, assuming 5 W, 24 hours a day, 365 days a year at 21.84¢/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?: Maryland has the 14th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $8.03 a year.