Spend enough time traveling around the United States and you’re bound to notice a dramatic variation in what a dollar can buy.

Everything from the price of a cup of coffee to the cost of a house can fluctuate between, and even within, states.

A gallon of regular gas costs $2.74 in Hawaii, but just $1.82 in South Carolina.

The average Connecticut resident pays twice as much for electricity as the average Tennessee resident.

A $7 lager in San Francisco might cost you half as much in Chicago. A $5 hamburger in California may be a dollar cheaper in Nebraska.