WattCost

Electricity cost in New Hampshire

Short answer

Electricity in New Hampshire averages about 22¢/kWh. At that rate, running central AC costs about $140/month — above the U.S. average of 16.8¢.

Avg rate

22¢/kWh

ApplianceCost / month in New Hampshire
Central air conditioner$140
Electric water heater$80
Refrigerator$8
Space heater$50
Electric clothes dryer$20
EV charger (Level 2)$144

Any appliance

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Frequently asked questions

What is the average electricity rate in New Hampshire?

About 22¢/kWh for residential customers — versus the U.S. average of 16.8¢. Your exact rate depends on your utility and plan.

How much does an electric water heater cost to run in New Hampshire?

About $80 per month at New Hampshire's 22¢/kWh rate, assuming typical use. Heat-pump water heaters cost far less.

How much does a space heater cost to run in New Hampshire?

Around $50 per month if run ~5 hours a day at 22¢/kWh. Space heaters are cheap to buy but expensive to run.