How much does a security camera cost per month in New Hampshire?

About $1.01 a month, assuming 5 W, 24 hours a day, 365 days a year at 27.64¢/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?

New Hampshire has the 8th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.95 a year.

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

At 27.64¢ per kilowatt-hour — New Hampshire's average residential price in August 2026 — running a security camera costs $12.11 a year. That is 52% more than the national average of $7.95. New Hampshire's residential rate is up 13.1% from August 2025, which moves this appliance from $10.70 to $12.11 a year.

Per hour: 0.1¢
Per day of use: 3.3¢
Per month: $1.01
Per year: $12.11

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 New Hampshire compares

New Hampshire pays 27.64¢/kWh, the 8th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $4.15 more 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
New Jersey	24.61¢	89.8¢	$10.78
District of Columbia	25.98¢	94.8¢	$11.38
New Hampshire	27.64¢	$1.01	$12.11
Rhode Island	28.18¢	$1.03	$12.34
New York	28.65¢	$1.05	$12.55

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

What else costs about the same in New Hampshire

Electric pressure cooker$11.61 a year in NH Rice cooker$11.61 a year in NH Electric lawn mower$11.50 a year in NH

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 New Hampshire?: About $1.01 a month, assuming 5 W, 24 hours a day, 365 days a year at 27.64¢/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?: New Hampshire has the 8th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.95 a year.