As U.S. population growth has slowed over the past decades, the South's population is ballooning, it seems, with Houston topping the list of fastest-growing cities, which was announced Tuesday (July 12).

Researchers from Kinder Institute for Urban Research at Rice University analyzed U.S. census data to determine the 30 U.S. metropolitan areas with the greatest population growth between 2000 and 2010.

1. Houston: 1,231,393 individuals added over past decade

2. Dallas-Fort Worth: 1,210,229

3. Atlanta: 1,020,879

4. Riverside, Calif.: 970,030

5. Phoenix: 941,011

6. Washington, D.C.: 785,987

7. Las Vegas: 575,504

8. New York: 574,107

9. Miami: 557,071

10. Orlando, Fla.: 489,850

11. Austin, Texas: 466,526

12. Los Angeles: 463,210

13. San Antonio: 430,805

14. Charlotte, N.C.: 427,590

15. Seattle: 395,931

16. Tampa/St. Petersburg, Fla.: 387,246

17. Denver: 364,242

18. Chicago: 362,789

19. Sacramento, Calif.: 352,270

20. Raleigh/Cary, N.C.: 333,419

21. Minneapolis/St. Paul: 311,027

22. Portland, Ore.: 298,128

23. San Diego: 281,480

24. Philadelphia: 278,196

25. Nashville, Tenn.: 278,145

26. Indianapolis: 231,137

27. Columbus, Ohio: 224,217

28. Jacksonville, Fla.: 222,846

29. San Francisco/Oakland: 211,651

30. McAllen, Texas: 205,306