Saved $1 million for retirement? Here's where your money will last the longest around the U.S.

Americans looking to stretch their retirement savings may want to head to states in the South or the Midwest, a recent analysis suggests.

Around the U.S., a $1 million nest egg can cover an average of 18.9 years worth of living expenses, GoBankingRates found. But where you retire can have a profound impact on how far your money goes, ranging from as a little as 10 years in Hawaii to more than than 20 years in more than a dozen states.

Tapping government data, the personal finance site estimated the number of years retirees aged 65 or older could live off $1 million in savings based on the cost of housing, transportation, utilities, health care and groceries in each of the 50 U.S. states.