How much does an LED bulb cost per month in Alabama?

About 22.4¢ a month, assuming 9 W, 5 hours a day, 365 days a year at 16.33¢/kWh.

How many kilowatt-hours does an LED bulb use?

Roughly 16 kWh a year under these assumptions, or 0.01 kWh for every hour it runs.

Is that expensive compared with other states?

Alabama has the 26th most expensive average residential rate in the country, so this appliance costs less here than the U.S. average of $2.98 a year.

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Cost to run an LED bulb in Alabama (August 2026 rates)

At 16.33¢ per kilowatt-hour — Alabama's average residential price in August 2026 — running an LED bulb costs $2.68 a year. That is 10% less than the national average of $2.98.

Per hour: 0.1¢
Per day of use: 0.7¢
Per month: 22.4¢
Per year: $2.68

Assumption: 9 W, 5 hours a day, 365 days a year — 16 kWh a year. A 9 W LED producing about 800 lumens, the equivalent of an old 60 W incandescent. Use the calculator to swap in the numbers from your own model.

How Alabama compares

Alabama pays 16.33¢/kWh, the 26th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 30.1¢ less a year than the typical U.S. household pays for the same use. Running the same LED bulb costs $2.09 a year in Nevada and $7.75 in Hawaii, so where you live changes this bill by $5.66 a year.

State	Rate	Per month	Per year
Missouri	16.02¢	21.9¢	$2.63
West Virginia	16.31¢	22.3¢	$2.68
Alabama	16.33¢	22.4¢	$2.68
New Mexico	16.51¢	22.6¢	$2.71
Indiana	17.02¢	23.3¢	$2.80

States ranked by average residential price, cheapest first. See all 51 states for an LED bulb.

What else costs about the same in Alabama

Clothes iron$2.69 a year in AL String of christmas lights$1.10 a year in AL Smart speaker$4.29 a year in AL

Cutting the number down

Per bulb the cost is trivial; a house has 40 of them, and that is the number that matters.
Dimming an LED does cut power draw, though not perfectly in proportion to the light output.

Questions

How much does an LED bulb cost per month in Alabama?: About 22.4¢ a month, assuming 9 W, 5 hours a day, 365 days a year at 16.33¢/kWh.
How many kilowatt-hours does an LED bulb use?: Roughly 16 kWh a year under these assumptions, or 0.01 kWh for every hour it runs.
Is that expensive compared with other states?: Alabama has the 26th most expensive average residential rate in the country, so this appliance costs less here than the U.S. average of $2.98 a year.