The 2020 Shore Lunch 150 was the seventh stock car race of the 2020 ARCA Menards Series, the third race of the 2020 Sioux Chief Showdown, and the 14th iteration of the event.

At race's end, Ty Gibbs of Joe Gibbs Racing would dominate and win his fifth career ARCA Menards Series win and his third of the season.

Iowa Speedway is a 7/8-mile (1.4 km) paved oval motor racing track in Newton, Iowa, United States, approximately 30 miles (48 km) east of Des Moines.

It has over 25,000 permanent seats as well as a unique multi-tiered Recreational Vehicle viewing area along the backstretch.

As a result, Chandler Smith of Venturini Motorsports won the pole.