Newly released Census Bureau data showed South Carolina had the highest percentage increase in its population from July 1, 2024, to July 1, 2025.
South Carolina, Idaho, North Carolina and Texas have seen some of the biggest population increases.
The U.S. population may shrink in 2025 for the first time ever as immigration and birth rates decline. The immigrant population fell by over a million between January and June 2025, Census data shows.
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