Compare Portsmouth, NH electricity rates and plans (April 2025)

Best Portsmouth, NH electricity rates

In the city of Portsmouth, you can find electricity rates that range from 10.24 cents to 34.91 cents per kWh. The best electricity plans in Portsmouth for you depend on how much power you use and when you use it. Comparing companies is the best way to find better rates. Below are some rates from popular electric companies in Portsmouth.

Because New Hampshire has a deregulated electricity market, Portsmouth residents have the flexibility to shop around for a cheaper electricity bill. Many states don’t offer this choice. If you’re looking to reduce your energy bill, consider switching to a different provider or plan. Portsmouth electricity providers offer different types of plans for residents and businesses to satisfy a range of needs.

Average cost of electricity in Portsmouth, New Hampshire

According to our data, the average electricity rate in Portsmouth is 22.73 cents per kWh. This equates to an average residential bill of $139.75 per month. Our data also shows the average resident in Portsmouth uses 615 kWh per month. Below, you can see how Portsmouth's electricity rates compare to the averages in New Hampshire and the United States.

Since the average price is 22.73 cents per kWh or $139.75 per month for residential electricity, prices lower than these can be considered affordable. Electricity rates in Portsmouth, New Hampshire depend on your home size and usage, so the kWh rate is more useful when comparing your rate to the average.

Best electricity plans

We've analyzed the prices, terms, and conditions of popular Portsmouth electricity plans. Below are our picks for the best residential plans in the state.

Provider	Contract Term	Rate	Plan
	12 months	12.29¢/kWh	See Plan
	12 months	12.39¢/kWh	See Plan
	12 months	13.09¢/kWh	See Plan
	12 months	13.19¢/kWh	See Plan
	12 months	13.59¢/kWh	See Plan
	12 months	14.39¢/kWh	See Plan
	12 months	15.99¢/kWh	See Plan
	12 months	16.49¢/kWh	See Plan
See All Plans

Compare Portsmouth electricity providers

There are 11 electricity providers in Portsmouth, NH. While some providers only serve specific areas, you have multiple options for electricity wherever you are. Different providers can offer different specials, plan types, and sales throughout the year. However, always read the fine print of the energy plans you consider to avoid hidden penalties.

Business electricity rates in Portsmouth, NH

Commercial rates are typically cheaper than residential rates in Portsmouth, New Hampshire because businesses consume a lot of energy. This means they get a volume discount on electricity. Think about how much power a corner store might use to run HVAC, refrigeration, security systems, lighting, and computers. It adds up. Our data shows the average business in Portsmouth pays 17.68 cents per kWh for electricity and has an average bill of $57,429 per month. They also use 3,249 kWh per month, which is a big increase from the residential average of 615 kWh.

Finding ways to reduce overhead costs is essential as a business owner. You have the opportunity to do that in a deregulated electricity market. Even reducing your electricity by one or two cents per kWh can make a huge difference when you have a high monthly bill. Compare commercial electricity rates to find the plan that makes the most sense for your business.

Best commercial electricity plans

Below are the top commercial electricity plans in Portsmouth, New Hampshire.

Provider	Contract Term	Rate	Plan
	3 months	7.145¢/kWh	See Plan
	3 months	7.172¢/kWh	See Plan
	3 months	7.198¢/kWh	See Plan
	3 months	7.207¢/kWh	See Plan
	3 months	7.222¢/kWh	See Plan
	4 months	8.798¢/kWh	See Plan
	4 months	8.816¢/kWh	See Plan
	4 months	8.819¢/kWh	See Plan
	4 months	8.844¢/kWh	See Plan
	4 months	8.910¢/kWh	See Plan
	15 months	10.446¢/kWh	See Plan
	15 months	10.504¢/kWh	See Plan
	15 months	10.515¢/kWh	See Plan
	15 months	10.528¢/kWh	See Plan
	15 months	10.534¢/kWh	See Plan
	14 months	10.557¢/kWh	See Plan
	14 months	10.609¢/kWh	See Plan
	14 months	10.620¢/kWh	See Plan
	14 months	10.633¢/kWh	See Plan
	14 months	10.644¢/kWh	See Plan
	16 months	10.672¢/kWh	See Plan
	16 months	10.723¢/kWh	See Plan
	16 months	10.736¢/kWh	See Plan
	16 months	10.758¢/kWh	See Plan
	16 months	10.769¢/kWh	See Plan
	13 months	10.817¢/kWh	See Plan
	13 months	10.858¢/kWh	See Plan
	13 months	10.876¢/kWh	See Plan
	27 months	10.883¢/kWh	See Plan
	13 months	10.891¢/kWh	See Plan
	13 months	10.904¢/kWh	See Plan
	28 months	10.939¢/kWh	See Plan
	27 months	10.953¢/kWh	See Plan
	26 months	10.962¢/kWh	See Plan
	27 months	10.971¢/kWh	See Plan
	27 months	10.977¢/kWh	See Plan
	27 months	10.987¢/kWh	See Plan
	28 months	10.994¢/kWh	See Plan
	28 months	11.017¢/kWh	See Plan
	26 months	11.029¢/kWh	See Plan
	28 months	11.033¢/kWh	See Plan
	5 months	11.037¢/kWh	See Plan
	28 months	11.043¢/kWh	See Plan
	26 months	11.047¢/kWh	See Plan
	26 months	11.053¢/kWh	See Plan
	5 months	11.063¢/kWh	See Plan
	26 months	11.067¢/kWh	See Plan
	12 months	11.081¢/kWh	See Plan
	5 months	11.099¢/kWh	See Plan
	25 months	11.106¢/kWh	See Plan
	5 months	11.109¢/kWh	See Plan
	12 months	11.137¢/kWh	See Plan
	5 months	11.151¢/kWh	See Plan
	29 months	11.155¢/kWh	See Plan
	12 months	11.162¢/kWh	See Plan
	25 months	11.165¢/kWh	See Plan
	12 months	11.180¢/kWh	See Plan
	25 months	11.188¢/kWh	See Plan
	29 months	11.188¢/kWh	See Plan
	25 months	11.194¢/kWh	See Plan
	36 months	11.200¢/kWh	See Plan
	17 months	11.201¢/kWh	See Plan
	25 months	11.211¢/kWh	See Plan
	29 months	11.223¢/kWh	See Plan
	24 months	11.238¢/kWh	See Plan
	29 months	11.247¢/kWh	See Plan
	36 months	11.249¢/kWh	See Plan
	17 months	11.252¢/kWh	See Plan
	35 months	11.252¢/kWh	See Plan
	29 months	11.261¢/kWh	See Plan
	17 months	11.269¢/kWh	See Plan
	36 months	11.279¢/kWh	See Plan
	17 months	11.289¢/kWh	See Plan
	36 months	11.290¢/kWh	See Plan
	11 months	11.297¢/kWh	See Plan
	36 months	11.300¢/kWh	See Plan
	24 months	11.303¢/kWh	See Plan
	17 months	11.306¢/kWh	See Plan
	34 months	11.307¢/kWh	See Plan
	35 months	11.308¢/kWh	See Plan
	23 months	11.318¢/kWh	See Plan
	36 months	11.320¢/kWh	See Plan
	36 months	11.330¢/kWh	See Plan
	24 months	11.331¢/kWh	See Plan
	35 months	11.336¢/kWh	See Plan
	24 months	11.338¢/kWh	See Plan
	34 months	11.346¢/kWh	See Plan
	24 months	11.349¢/kWh	See Plan
	36 months	11.370¢/kWh	See Plan
	34 months	11.382¢/kWh	See Plan
	36 months	11.383¢/kWh	See Plan
	11 months	11.388¢/kWh	See Plan
	23 months	11.397¢/kWh	See Plan
	12 months	11.399¢/kWh	See Plan
	30 months	11.401¢/kWh	See Plan
	33 months	11.403¢/kWh	See Plan
	35 months	11.411¢/kWh	See Plan
	11 months	11.417¢/kWh	See Plan
	35 months	11.418¢/kWh	See Plan
	11 months	11.420¢/kWh	See Plan
See All Plans

How to switch your Portsmouth electricity provider

Since New Hampshire deregulated its electricity market in 1996, residents have gained the power to choose their electricity suppliers and potentially reduce their energy costs.

The switching process is straightforward and won't disrupt your power service.

To switch providers:

• Compare rates from different suppliers like SmartEnergy, Direct Energy, and North American Power
• Select a supplier offering rates and terms that match your needs
• Review contract details, including term length and cancellation fees
• Complete the enrollment form with your chosen supplier

Your new supplier will handle the changeover with your utility company, and you'll maintain continuous service throughout the process.

Best time to switch electric companies in Portsmouth, New Hampshire?

Understanding when to switch energy providers in Portsmouth requires careful attention to the state's biannual rate changes and market conditions. The ideal times to reflect on switching are near February 1 and August 1, when utilities adjust their rates.

You'll want to evaluate these key timing factors:

• Compare your current rate with upcoming changes
• Check for contract end dates to avoid termination fees
• Monitor seasonal price trends
• Watch for significant rate reductions
• Review market conditions affecting energy costs

For the best deals, use comparison tools like ours and time your switch during the confirmed rate decreases.

Portsmouth's deregulated electricity market

New Hampshire's deregulated electricity market empowers you to choose your energy supplier while your utility company manages power delivery. This system, implemented in 2001, creates a competitive marketplace where multiple suppliers compete for your business.

Your utility company maintains the power lines and infrastructure but doesn't generate electricity. Instead, they procure power through competitive auctions held twice yearly.

The New England Independent System Operator (ISO) oversees the wholesale market, selecting the lowest-cost electricity bids from merchant plants to meet demand.

Under this structure, you can compare rates from different suppliers and switch providers to secure better prices, typically through contracts ranging from 3 to 30 months.

Types of electricity plans in Portsmouth, NH

You have four primary options that cater to different needs and preferences: fixed-rate, variable-rate, prepaid/no-deposit, and renewable energy plans.

Fixed-rate plans offer rate stability with contracts ranging from 6 to 36 months, though they include early termination fees.

Variable-rate plans provide flexibility without contracts but expose you to market fluctuations.

If you're concerned about deposits, prepaid plans let you pay upfront and maintain control through balance alerts.

For environmentally conscious consumers, renewable energy plans support green power sources while remaining competitively priced.

Compare Portsmouth electricity rates

Compare Portsmouth electricity rates to save money and avoid overpaying in the deregulated market. Bills can vary greatly, with rates between 10 to 35 cents per kWh across different providers and plan structures. Take the time to read the fine print and do the math to figure out which is your best option.

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Portsmouth, NH electricity rate FAQs