The Irwindale Speedway & Event Center is a motorsports facility located in Irwindale, California, United States. It opened on March 27, 1999, under the official name Irwindale Speedway. Toyota purchased the naming rights to the facility in 2008, and from that time until 2011 it was also known as the Toyota Speedway at Irwindale.

Irwindale is a city in the San Gabriel Valley, in Los Angeles County, California. The population was 1,422 at the 2010 census, down from 1,446 at the 2000 census. The ZIP Codes serving the area are 91010, which is shared with Duarte, 91702, which is shared with Azusa, and 91706, which is shared with Baldwin Park.