Everyone’s moving here: Why this state is exploding in popularity — top reasons behind the boom

South Carolina became the fastest-growing U.S. state in 2025, driven by strong domestic migration and a 1.5% population increase. A HireAHelper report shows nearly 15 million Americans moved in 2025, with over 3 million crossing state lines, many heading to the Southeast. South Carolina gained over 41,000 new residents due to affordability, job growth, and lifestyle appeal. The state’s expanding industries and lower cost of living compared to expensive states fueled relocation.