Hattiesburg Population 2025. The city of hattiesburg is the 6th largest city in mississippi with a population of 48,733 as of july 1, 2024. In 2022, hattiesburg, ms had a population of 48.5k people with a median age of 28.5 and a median household income of $41,024.

Ever wonder how many people live in hattiesburg, ms and how fast that number changes? Graph and download economic data for resident population in hattiesburg, ms (msa) (hatpop) from 2000 to 2023 about hattiesburg, ms, residents, population, and usa.