The price of electricity isn’t bad in Georgia—26 percent lower than the national average, by one measure. But as a new study shows, when it comes to the energy-cost line in U.S. consumer budgets, there’s a lot more to it than how many cents per kilowatt hour the local utility charges.

WalletHub, a personal and small-business finance website, tallied the prices of electricity, natural gas and gasoline—and, significantly, took into account how much of the stuff people tend to use—to get a handle on the financial toll that energy exacts in the 50 states and the District of Columbia.

The study reveals that the range is great, from an average of $301 a month in Colorado at the low end,