The 2019 Desert Diamond Casino West Valley 200 is a NASCAR Xfinity Series race held on November 9, 2019, at ISM Raceway in Avondale, Arizona.

ISM Raceway is a 1-mile, low-banked tri-oval race track located in Avondale, Arizona, near Phoenix.

ISM Raceway has also hosted the CART, IndyCar Series, USAC and the WeatherTech SportsCar Championship.

Allgaier held onto the lead, holding off a charging Custer to take the victory and advance to the final 4.

Reddick and Custer also made the championship 4 on points, eliminating Cindric, Briscoe, Annett, and Noah Gragson.