10. Victorville, California
> Population growth 2000-2018: 90.1%
> Population in 2000 (Census): 64,029
> Population in 2010 (Census): 115,903
> Population in 2018 (5-yr ACS): 121,721
In 2000, Victorville, California, had just over 64,000 residents, making it the 429th largest city in the country. After gaining more than 57,000 new residents in the 18 years since then, Victorville now ranks as the 221st largest U.S. city. The city is located about 80 miles east of Los Angeles. The separation from the major metropolitan makes housing more affordable, drawing people from that L.A. area to places like Victorville and the surrounding High Desert region.
9. Round Rock, Texas
> Population growth 2000-2018: 90.3%
> Population in 2000 (Census): 61,136
> Population in 2010 (Census): 99,887
> Population in 2018 (5-yr ACS): 116,369
Located just north of Austin in the Texas Hill Country, Round Rock is one of just 10 cities that have grown by more than 90% since 2000. The Austin-Round Rock metro area has many positive economic indicators, like a low unemployment rate and relatively high median household income. It is home to campuses of several major tech corporations like Apple and IBM, which may help explain some of the population growth.
8. Temecula, California
> Population growth 2000-2018: 91.8%
> Population in 2000 (Census): 57,716
> Population in 2010 (Census): 100,097
> Population in 2018 (5-yr ACS): 110,722
One of six California cities to rank among the fastest growing, Temecula’s population nearly doubled from 2000 to 2018, adding about 53,000 new residents. Like many other cities on this list, Temecula grew tremendously from 2000 to 2010 before tapering off in the years after. It added over 42,000 residents from 2000 to 2010, then added fewer than 11,000 since. The city is located along I-15, in between San Diego and Los Angeles.
7. Renton, Washington
> Population growth 2000-2018: 99.2%
> Population in 2000 (Census): 50,052
> Population in 2010 (Census): 90,927
> Population in 2018 (5-yr ACS): 99,692
With a population of 50,052 in 2000, Renton, Washington, is one of the smallest cities on this list, barely making the cutoff for consideration. Over the last two decades, the city’s population grew to nearly 100,000 people, or by 90.3%, nearly doubling in size. Renton’s population growth has slowed considerably in recent years. The city added more than 40,000 residents from 2000 to 2010, but fewer than 9,000 from 2010 to 2018.
6. Port St. Lucie, Florida
> Population growth 2000-2018: 101.4%
> Population in 2000 (Census): 88,769
> Population in 2010 (Census): 164,603
> Population in 2018 (5-yr ACS): 178,778
Port St. Lucie is one of only six cities that had 50,000 or more residents in 2000 and that more than doubled in population over the last two decades. The city’s population grew from 88,769 to 178,778, faster than all but five other cities considered. As is the case in many fast-growing cities, the cost of living in Port St. Lucie is relatively low, 3% less than the national average.