Marias 4 County Fair - Toole Pondera Liberty and Glacier Counties

Demolition Derby

Sunday, July 25 2021, 5:00pm

Fireworks to follow at Dusk!! (Cancelled due to extreme fire danger)


Admission: Adult $20, Students and Seniors $10. Over 80 and under 8 are free.

Demolition Derby at Marias Fair


Entry Information


Demolition Derby General and Build Rules

Chain & Bang (1970 & Newer)


Class 4 Weld


Register for Event

Registration Form

Mail to: Dynamic Motor Sports, 507 Bootlegger Trail, Great Falls MT 59404
Or Email to:


Entry Fees

Entry fee of $75.00 due by Monday, July 19, 2021

Please register early. Entries received after this date will be $100.00.


Entry Fees may be submitted online:
(Or mailed with application)



Schedule for Day of Event

9:00 am - Inspection
3:30 pm - Gates Close
4:30 pm - Drivers Meeting
5:00 pm - Racing



1st place $1,500; 2nd place $600; 3rd place $300

Chain & Bang
1st place $2,000; 2nd place $1,300; 3rd place $900

Class 4 Weld
1st place $3,500; 2nd place $1,750; 3rd place $1,300

(All 3 places in all 3 classes also receive a trophy)


(May also be prize for Best Paint!)



Kelly McNeese, Dynamic Motorsports 406-899-1939



Power Wheels Derby


Marias Fair will be having a kids Power Wheels Derby during the main Derby.

Any kid ages (approx) 3 through 8 can participate. Free Entry.

Must bring his or her own motorized car and helmet. Parents must sign Registration Form.

Object of the event is to have fun. It's more of a bumper cars event, not demolition. May have races at the end, too.



Please have their Power Wheels and signed up before 3pm on Sunday, July 25th.
Lets get those kiddos signed up and have some fun!


Video of Power Wheels Derby



Marias Fair Demolition Derby Facebook Event Page


Dynamic Motorsports Facebook Page