Myrtle Beach Ranked as #1 Fasting Growing City in the US Myrtle Beach Ranked as #1 Fasting Growing City in the US Of the ten fastest growing cities, nine of the top ten cities are in Florida except for the #1 city. The number one fastest growing city in the U.S. for 2021-2022 has been named Myrtle Beach, SC by U.S. News and World Report. The fastest-growing cities in the country are determined by the net migration of each metro area, which is measured by the growth or decline of the population over the past five years. The percent increase in that period of time is how U.S. News determines the metro areas where the most people are moving. Source: US News & World Report Read More >>