Austin has enjoyed healthy growth during its 150-year history. As a rule of thumb, its population doubles every 20 years, and has done so since it was founded. It continues to grow at a healthy clip: from a population of 345,000 in 1980 to 656,000 in 2000; the Census Bureau estimates it had nearly 750,000 residents in 2008.
But if the city of Austin has grown briskly, its suburbs have exploded. Williamson County to its north was the sixth fastest-growing county in the United States between July 1, 2007 and July 1, 2008. Hays County to the south was the tenth. read more »