Overview

Michigan International Speedway (MIS) is a two-mile, D-shaped racing facility located in the Irish Hills near Brooklyn, Michigan. The property covers more than 1,400 acres and was developed in the late 1960s to host high-speed circuit racing. Since opening in 1968 the track has become best known for staging major stock-car events and for producing very high lap speeds because of its long straights and broad, sweeping corners. For more on the basic layout see the course description and for location details visit site information.

Track design and characteristics

MIS has a D-shaped oval profile that encourages sustained top speeds and side-by-side racing. Its design favors powerful engines and aero-efficient cars, which can maintain momentum through the wide turns and accelerate along extended straightaways. Typical race speeds at this venue are notably high; NASCAR stock cars frequently average speeds near or above 190 mph in race trim, and approach or exceed 200 mph on certain runs. The combination of length, width and banking creates distinct demands on tire wear, suspension setup and fuel strategy.

History and development

Construction at the site began in the fall of 1967 and the track opened to competition in October 1968 after a construction program that cost several million dollars. The venue has been described as a "sister track" to other superspeedways with similar geometry, reflecting a period when several large oval circuits were being developed in the United States. Early years established MIS as a destination for premier stock-car series and occasional open-wheel events; over time it has undergone upgrades to grandstands, pit facilities and safety systems to meet evolving standards. For historical milestones and archival resources see construction timeline, early records and opening announcements.

Events, uses and importance

The track's principal role has been as a host for NASCAR national series races, but it has also welcomed support events, regional series and testing. Race weekends attract teams, fans and media, providing economic impact to the surrounding region. Manufacturers and teams use the track's fast layout to evaluate high-speed aerodynamic and mechanical setups. For current event schedules and ticketing consult series pages and event information.

Notable distinctions and facts

  • Speed and flow: The track is widely regarded as one of the faster ovals used in stock-car racing because its geometry allows long full-throttle runs.
  • Versatility: MIS has hosted top-level touring series as well as support categories, and has been adapted over time for safety and spectator experience.
  • Regional importance: As a major motorsport venue in Michigan, it contributes to local tourism and to the broader American racing calendar.

For contemporary media, tickets and visitor guidance see the official listings and announcements at visitor resources. The venue remains a prominent example of a high-speed American oval, notable for its combination of size, layout and the high sustained speeds it produces.