How much does a well pump cost per month in Louisiana?

About $5.87 a month, assuming 1,000 W, 1.5 hours a day, 365 days a year at 12.87¢/kWh.

How many kilowatt-hours does a well pump use?

Roughly 548 kWh a year under these assumptions, or 1.00 kWh for every hour it runs.

Is that expensive compared with other states?

Louisiana has the 2nd cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $99.43 a year.

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Cost to run a well pump in Louisiana (August 2026 rates)

At 12.87¢ per kilowatt-hour — Louisiana's average residential price in August 2026 — running a well pump costs $70.46 a year. That is 29% less than the national average of $99.43. Louisiana's residential rate is up 2.5% from August 2025, which moves this appliance from $68.71 to $70.46 a year.

Per hour: 12.9¢
Per day of use: 19.3¢
Per month: $5.87
Per year: $70.46

Assumption: 1,000 W, 1.5 hours a day, 365 days a year — 548 kWh a year. A 1/2 to 3/4 HP submersible pump running about 90 minutes a day for an average household's water use. Use the calculator to swap in the numbers from your own model.

How Louisiana compares

Louisiana pays 12.87¢/kWh, the 2nd cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $28.96 less a year than the typical U.S. household pays for the same use. Running the same well pump costs $69.64 a year in Nevada and $258 in Hawaii, so where you live changes this bill by $189 a year.

State	Rate	Per month	Per year
Nevada	12.72¢	$5.80	$69.64
Louisiana	12.87¢	$5.87	$70.46
North Dakota	13.31¢	$6.07	$72.87
Utah	13.31¢	$6.07	$72.87
Idaho	13.37¢	$6.10	$73.20

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

What else costs about the same in Louisiana

Dehumidifier$69.50 a year in LA Gaming pc$75.16 a year in LA Aquarium$76.10 a year in LA

Cutting the number down

A waterlogged pressure tank makes the pump short-cycle, which is hard on the motor and shows up on the bill.
A running toilet or dripping outdoor spigot runs the pump all night; leaks are the usual explanation for a sudden jump.

Questions

How much does a well pump cost per month in Louisiana?: About $5.87 a month, assuming 1,000 W, 1.5 hours a day, 365 days a year at 12.87¢/kWh.
How many kilowatt-hours does a well pump use?: Roughly 548 kWh a year under these assumptions, or 1.00 kWh for every hour it runs.
Is that expensive compared with other states?: Louisiana has the 2nd cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $99.43 a year.