10 Metro Areas With the Largest Population Growth

These cities grew the most from 2000-2009.

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Houston metropolitan area

2000 Population: 4.74 million
2009 Population: 5.87 million
Percent growth 2000-2009: 23.8 percent Between 2000 and 2010, the U.S. population grew 9.7 percent and Texas’s population grew 20.6 percent, with Houston’s metropolitan area leading the way, growing 26.1 percent behind a robust oil and energy-based economy. With 24 Fortune 500 companies based in the city, Houston trails only New York in the number of Fortune 500 headquarters. Since 2000, about 300,000 immigrants have moved to Houston. The city also saw a huge population spike in the middle of the decade, when many displaced victims from Hurricane Katrina relocated to the city from New Orleans. Houston is expected to see even more natural growth in the coming years, because it has one of the youngest median ages in the country at 32.9, compared to a national average of 36.8. More than 80 percent of mothers are 35 or younger at the time they give birth.

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