The Westpark Tollway, also Fort Bend Westpark Tollway, is a limited-access toll road

Toll road

A toll road is a privately or publicly built road for which a driver pays a toll for use. Structures for which tolls are charged include toll bridges and toll tunnels. Non-toll roads are financed using other sources of revenue, most typically fuel tax or general tax funds...

 serving western Houston

Houston, Texas

Houston is the fourth-largest city in the United States, and the largest city in the state of Texas. According to the 2010 U.S. Census, the city had a population of 2.1 million people within an area of . Houston is the seat of Harris County and the economic center of , which is the ...

 and Harris County

Harris County, Texas

As of the 2010 Census, the population of the county was 4,092,459, White Americans made up 56.6% of Harris County's population; non-Hispanic whites represented 33.0% of the population. Black Americans made up 18.9% of the population. Native Americans made up 0.7% of Harris County's population...

, and northeastern Fort Bend County

Fort Bend County, Texas

Fort Bend County is a county located along the Gulf Coast region in the U.S. state of Texas within the Houston–Sugar Land–Baytown metropolitan area. In 2000 its population was 354,452, while the 2010 U.S...

. Construction on the facility began in 2001 and portions of the road were opened to traffic in May 2004. Construction of the roadway was completed in August 2005. The Westpark Tollway begins at Post Oak Boulevard in the Uptown District

Uptown Houston

The Uptown District of Houston is located 6.2 miles west of downtown and is centered along Post Oak Boulevard, Westheimer Road , and the Galleria...

 of Houston and runs approximately 20 miles (32.2 km) west to State Highway 99 (Grand Parkway).