How much does a well pump cost per month in New Hampshire?

About $12.61 a month, assuming 1,000 W, 1.5 hours a day, 365 days a year at 27.64¢/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?

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 $99.43 a year.

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

At 27.64¢ per kilowatt-hour — New Hampshire's average residential price in August 2026 — running a well pump costs $151 a year. That is 52% more than the national average of $99.43. New Hampshire's residential rate is up 13.1% from August 2025, which moves this appliance from $134 to $151 a year.

Per hour: 27.6¢
Per day of use: 41.5¢
Per month: $12.61
Per year: $151

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 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 $51.90 more 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
New Jersey	24.61¢	$11.23	$135
District of Columbia	25.98¢	$11.85	$142
New Hampshire	27.64¢	$12.61	$151
Rhode Island	28.18¢	$12.86	$154
New York	28.65¢	$13.07	$157

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

What else costs about the same in New Hampshire

Dehumidifier$149 a year in NH Gaming pc$161 a year in NH Aquarium$163 a year in NH

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 New Hampshire?: About $12.61 a month, assuming 1,000 W, 1.5 hours a day, 365 days a year at 27.64¢/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?: 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 $99.43 a year.