Motor Park is a Marysville city park comprising 3.3 acres. It is located between 14th Street and the Levee Road, bounded on the east and west by G and H Streets. It features a full court basketball pad, picnic tables, benches, and playground equipment for children of a wide variety of ages. Motor Park was formerly known as Market Square Park.
Per Marysville Municipal Code §16.04, it is illegal to be in any park or recreation area in Marysville except Beckwourth Riverfront Park Complex at any time between the hours of 11:00 p.m. and 6:00 a.m. It is also illegal to play "hazardous games"—including horseshoe tossing, archery, and flying a motorized model airplane—in any park or recreation area in Marysville. Punishment for either of these offenses is a $250 fine.