45th Annual Autofest

45th Annual Autofest runs from 9:00 AM to 3:00 PM on Sunday, September 6, 2026.

45th Annual Autofest takes place at Marshfield Fairgrounds, 140 Main St, Marshfield, MA 02050.

Show car registration is $20.

Spectator admission is $10.

Registration for 45th Annual Autofest costs $20. Day-of registration is common at car shows — arrive early to secure your spot.

This event specifies the following vehicle/class info: "All Makes & Models welcome.".

45th Annual Autofest is a judged event. Judged car shows typically award trophies for class winners and overall categories like Best in Show and People's Choice.

Absolutely! Spectators are welcome. Spectator admission is $10.

Vehicle requirements for this event: "All Makes & Models welcome.".

Yes, the event listing indicates modified and custom vehicles are welcome at 45th Annual Autofest.

Yes, food and/or refreshments are available at 45th Annual Autofest based on the event listing.

Yes, 45th Annual Autofest features vendor and/or swap meet activity based on the event listing.

Yes, 45th Annual Autofest features live music and/or entertainment based on the event listing.

Yes, this is the 45th year for this event, making it a well-established tradition in the Marshfield, MA car community.

45th Annual Autofest is both a judged show and a cruise-in, so you can compete for awards or simply park and hang out.