Bay St. Louis is the second fastest-growing municipality in Mississippi, according to data released Thursday by the U.S. Census.
Three of the top 10 are on the Gulf Coast.
The recently released numbers measure growth from July 1, 2014, to July 1, 2015.
Bay St. Louis grew by 5.47 percent from a population of 11,406 to 12,030.
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D'Iberville was the fourth fastest-growing with a population increase of 4.11 percent and Pass Christian was sixth with a growth of 3.78 percent.
Duck Hill, in north-central Mississippi, was the fastest-growing municipality in the state with 11.83 percent growth.
Harrison County had the largest numeric increase in population in the state, growing by 2,652 people.
Oxford was the city with the largest numeric increase, with 825 more people last year.
On the Coast, Biloxi saw the greatest numeric population increase with 679 more people, followed by Bay St. Louis with 624.
More than 130 municipalities in Mississippi saw some growth. The state as a whole had a population decrease of 0.04 percent.
Nationwide, five of the 11 fastest-growing cities are in Texas. Georgetown, Pflugerville, New Braunfels, Frisco and Pearland grew by between 4.5 and 7.8 percent.
New York remains the nation's most populous city.