What causes rate changes on your bill?
The cost of your utility bill can change each month and much of it is determined before you turn the power on. Weather, temperature fluctuations and the demand for energy all factor into the cost before it reaches your home or business.
Explore Energy Costs
Unitil is committed to providing reliable and affordable energy to our customers.
Rates
Electric and gas rates on your bill are determined by a number of factors, including weather, energy demand and distribution costs set by your state.
Tariffs
Learn more about tariffs in your area.

Third-Party Energy Suppliers
You have a choice when it comes to your energy supplier.

Time-of-Use Rates
New NH Electric Rates
Shift your electricity usage to times of the day when energy costs are lower and reduce your electric bill with Unitil's NH Whole House and Electric Vehicle Time-of-Use Rates.
Savings for Customers
While we can't control the widespread factors that affect energy costs, Unitil works hard to reinvest in infrastructure and bring savings programs and tips to customers.
Understanding Your Bill
How to read your monthly energy statement
Let us unpack the different parts of your bill, from supply to delivery.

Helpful Resources
Check out the blog posts below to discover how to reduce your monthly bill.