 In addition to continued development in the eastern part of the county around Sugar Land and Missouri City, the Greater Katy area began to experience rapid growth and expansion into Fort Bend County in the 1990s, led by the development of Cinco Ranch.By 2010, the county's population exceeded 500,000, and it had become the second-largest county in the Greater Houston area (behind Harris County).In 2017, Hurricane Harvey caused significant flooding in Fort Bend County, leading to the evacuation of 200,000 residents and over 10,000 rescues.