Mason City Motor Speedway Season Championships postponed to Sept. 18
Due to unfit track conditions, officials at the Mason City Motor Speedway have postponed their Season Championships until Sunday, Sept. 18. "In attempts to repair a couple holes in the track, and then with the two inches of rain we got Tuesday nigh … read more

Track champions emerge at Mason City Motor Speedway
Weston Koop cemented one of the best seasons of his racing career in style Sunday, rolling to his fourth feature win and clinching the USRA Hobby Stock track championship at the Mason City Motor Speedway. Kevin Donlan had to settle for second in the USR … read more

Holtz, Hovden, Dobel, Jones claim Mason City checkers
While the USMTS invaded the Mason City Motor Speedway Sunday night, four other drivers also notched victories at the historic North Iowa Fairgrounds oval. In USRA Stock Car action, Phil Holtz was impressive as he also garnered his first win in Mason Cit … read more

Dillard tops USMTS Titan Pro 32 at Mason City Motor Speedway
Since the Hunt for the USMTS Casey’s Cup began ten days ago, Cade Dillard has been in the hunt for a win every night, and he finally bagged his trophy Sunday at the Mason City Motor Speedway. Dillard took the lead from Jason Hughes when his car go … read more

Mason City hosts Hunt for the USMTS Casey’s Cup Sunday
The Hunt for the USMTS Casey’s Cup powered by S&S Fishing & Rental comes to the Mason City Motor Speedway on Sunday, Aug. 14, to battle for a $3,000 top prize and a minimum of $250 to start the Casey’s General Stores “A” Main … read more

Schott, Brown, Chodur, Koop, Bryant winners in Mason City
After hopping out of his Holley USRA Stock Car, Steve Jackson had one piece of advice for the race fans around Mason City. “That should put some people in the stands,” Jackson said. The funny thing was, Jackson wasn’t even the winn … read more

Thornton continues winning ways at Mason City Motor Speedway
For Ricky Thornton Jr., things could be much worse than racing the dirt tracks of Iowa for months on end. As long as he’s taking checkered flags and the money that comes along with that, the Arizona native plans to spend around half the of the yea … read more

Xtreme Demo Derby canceled
Due to this heat and humidity we are sorry to post that we are cancelling the demo derby for Saturday night, July 23. We may try to reschedule at a later date.  … read more

It's Monster Truck Time!!!
Thursday and Friday the Monster Truck Racing League comes to town for the Monster Truck Summer Nationals & Thrill Show at the Mason City Motor Speedway. … read more

In tough season, Hollatz finds breakthrough at MCMS
You could tell this win was important for Chanse Hollatz before he crossed the finish line. The USRA Hobby Stock driver from Clear Lake felt like this was going to be another year filled with marquee wins in bunches. But prior to Wednesday’s f … read more

Wild Stock Car flip at Mason City Motor Speedway 7/29/18
Holley USRA Stock Car driver Wyatt Medland takes a wild ride during the feature at the Mason City Motor Speedway in Mason City, Iowa, on Sunday, July 29, 2018. He was uninjured in the crash. Watch hundreds of races in their entirety by becoming a RacinBoys premium member. Join today at watch video

How American Racer tires are made
You know those round, rubber things on your car that make you go around? Well, have you ever seen a green tire before? Watch the video and see the incredible transformation of an American Racer racing tire during the curing process to give the tire its final shape!… watch video

Diamond Jo Casino USMTS Double Down 30s coming Aug. 13
The meanest machines on dirt invade the Mason City Motor Speedway this Sunday, Aug. 13, when the titans of the United States Modified Touring Series bring the big boom to do battle in Mason City during the USMTS Hunt for the Casey's Cup! See the big names on the big track and on the gas with the Dia… watch video