Mississippi Thunder Speedway Race Track in Fountain City, Wisconsin, USA

Formerly know as "Tri-Oval Speedway" and "River Raceways" (a landmark 3/8 mile three-cornered tri-oval dirt racing track), the thunder of automobile racing first roared out of the pine trees when the track was founded in 1968.

Mississippi Thunder Speedway races USRA Modifieds, USRA Stock Cars, USRA B-Mods, USRA Hobby Stocks, USRA Late Models, and Eco Mods.

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Email: mtsmarketing5@gmail.com
Phone: 608-687-3282
Surface: 3/8 mile high-banked clay oval

2895 Hwy 35
Fountain City, Wisconsin, 54629 USA
lat: 44.099798, lng: -91.678998
Link to Google Map
Link to Apple Map

Schedule
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Mississippi Thunder Speedway Dirt Track Racing Schedule

Schedules are known to change without warning, double check with race track before heading out.

Thu, Apr 30

WoO - World of Outlawshttps://dirtFan.com/dirt-track-racing-organization/WoO/World of Outlaws/WoO - World of Outlaws Dirt Track Racing Organization - Late Model Series - 2026-04-302026-04-30EventScheduledhttps://dirtFan.com/assets/graphics/track_logos/765.jpgWORLD OF OUTLAWS DAIRYLAND SHOWDOWNDirt Track RacingDirt Track RacingDirt Track Racershttps://schema.org/OfflineEventAttendanceModeMississippi Thunder Speedway608-687-3282https://dirtFan.com/dirt-track/USA/Wisconsin/Fountain City/Mississippi Thunder Speedway/https://dirtFan.com/assets/graphics/track_logos/765.jpg$2895 Hwy 35 Fountain City, Wisconsin, 54629 USA

Fri, May 1

WoO - World of Outlawshttps://dirtFan.com/dirt-track-racing-organization/WoO/World of Outlaws/WoO - World of Outlaws Dirt Track Racing Organization - Late Model Series - 2026-05-012026-05-01EventScheduledhttps://dirtFan.com/assets/graphics/track_logos/765.jpgWORLD OF OUTLAWS DAIRYLAND SHOWDOWNDirt Track RacingDirt Track RacingDirt Track Racershttps://schema.org/OfflineEventAttendanceModeMississippi Thunder Speedway608-687-3282https://dirtFan.com/dirt-track/USA/Wisconsin/Fountain City/Mississippi Thunder Speedway/https://dirtFan.com/assets/graphics/track_logos/765.jpg$2895 Hwy 35 Fountain City, Wisconsin, 54629 USA

Sat, May 2

WoO - World of Outlawshttps://dirtFan.com/dirt-track-racing-organization/WoO/World of Outlaws/WoO - World of Outlaws Dirt Track Racing Organization - Late Model Series - 2026-05-022026-05-02EventScheduledhttps://dirtFan.com/assets/graphics/track_logos/765.jpgWORLD OF OUTLAWS DAIRYLAND SHOWDOWNDirt Track RacingDirt Track RacingDirt Track Racershttps://schema.org/OfflineEventAttendanceModeMississippi Thunder Speedway608-687-3282https://dirtFan.com/dirt-track/USA/Wisconsin/Fountain City/Mississippi Thunder Speedway/https://dirtFan.com/assets/graphics/track_logos/765.jpg$2895 Hwy 35 Fountain City, Wisconsin, 54629 USA

Fri, Jul 24

IRA - Interstate Racing Associationhttps://dirtFan.com/dirt-track-racing-organization/IRA/Interstate Racing Association/IRA - Interstate Racing Association Dirt Track Racing Organization - 2026-07-242026-07-24EventScheduledhttps://dirtFan.com/assets/graphics/track_logos/765.jpgRacesDirt Track RacingDirt Track RacingDirt Track Racershttps://schema.org/OfflineEventAttendanceModeMississippi Thunder Speedway608-687-3282https://dirtFan.com/dirt-track/USA/Wisconsin/Fountain City/Mississippi Thunder Speedway/https://dirtFan.com/assets/graphics/track_logos/765.jpg$2895 Hwy 35 Fountain City, Wisconsin, 54629 USA