2020 IMSA WeatherTech SportsCar Championship
| January 25-26 | Rolex 24 At Daytona | |
| March 21 | 12 Hours of Sebring | |
| April 18 | Long Beach | |
| May 3 | Mid-Ohio | |
| May 30 |
Detroit | |
| June 28 | Watkins Glen International | |
| July 5 | Canadian Tire Motorsports Park | |
| July 18 | Lime Rock Park (GT) |
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| August 2 | Road America | |
| August 23 | Virginia Int’l Raceway (GT) |
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| September 13 | Laguna Seca | |
| October 10 | Petit Le Mans |
2019 IMSA WeatherTech SportsCar Championship
| January 26-27 | Rolex 24 At Daytona | P: Jordan Taylor/Renger van der Zande/Kamui Kobayashi/ Fernando Alonso LMP2: Sebastian Saavedra/ Roberto Gonzalez/Pastor Maldonado GTLM: Patrick Pilet/Nick Tandy/Frederic Makowiecki GTD: Mirko Bortolotti/Christian Engelhart/Rolf Ineichen/Rik Breukers |
| March 16 | 12 Hours of Sebring | P: Pipo Derani/Felipe Nasr/Eric Curran LMP2: Kyle Masson, Cameron Cassels/Andrew Evans GTLM: Connor De Phillippi/ Philipp Eng/Augusto Farfus/ Colton Herta GTD: Mirko Bortolotti/Rolf Ineichen/Rik Breukers |
| April 13 | Long Beach | P: Filipe Albuquerque/Joao Barbosa GTLM: Earl Bamber/Laurent Vanthoor |
| May 5 | Mid-Ohio | P: Dane Cameron/Juan Pablo Montoya LMP2: Eric Lux/Matt McMurry GTLM: Earl Bamber/Laurent Vanthoor GTD: Jack Hawksworth/Richard Heistand |
| June 1 | Detroit | P: Dane Cameron/Juan Pablo Montoya GTD: Jack Hawksworth/Richard Heistand |
| June 30 | Watkins Glen International | P: Jonathan Bomarito/Harry Tincknell/Olivier Pla GTLM: Nick Tandy/Patrick Pilet GTD: Mario Farnbacher/ Trent Hindman/Justin Marks |
| July 7 | Canadian Tire Motorsports Park | P: Oliver Jarvis/Tristan Nunez GTLM: Earl Bamber/Laurens Vanthoor GTD: Bill Auberlen/Robby Foley |
| July 20 | Lime Rock Park | GTLM: Ryan Briscoe/Richard Westbrook GTD: Dennis Olsen/Zach Robichon |
| August 4 | Road America | P: Jonathan Bomarito/Harry Tincknell GTLM: Richard Westbrook/Ryan Briscoe GTD: Matt Campbell/Zach Robichon |
| August 26 | Virginia Int’l Raceway | GTLM: Nick Tandy/Patrick Pilet GTD: Jeroen Bleekemolen/Ben Keating |
| September 15 | Laguna Seca | P: Dane Cameron/Juan Pablo Montoya GTLM: Joey Hand/Dirk Mueller GTD: Corey Lewis/Bryan Sellers |
| October 12 | Petit Le Mans | P: Pipo Derani/Felipe Nasr/Eric Curran GTLM: James Calado/Alessandro Pier Guidi GTD: Bill Auberlen/Robby Foley/Dillon Machavern |
2018 IMSA WeatherTech SportsCar Championship
| January 27-28 | Rolex 24 At Daytona | P: Joao Barbosa/Filipe Albuquerque/Christian Fittipaldi GTLM: Ryan Briscoe/Richard Westbrook/Scott Dixon GTD: Mirko Bortolotti/Franck Perera/Rolf Ineichen/Rik Breukers |
| March 17 | Mobil 1 Twelve Hours of Sebring | P: Pipo Derani/Nicolas Lapierre/Johannes van Overbeek GTLM: Nick Tandy/Patrick Pilet/Frederic Makowiecki GTD: Bryan Sellers/Madison Snow/Corey Lewis |
| April 14 | Long Beach | P: Joao Barbosa/Filipe Albuquerque GTLM: Tommy Milner/Oliver Gavin |
| May 6 | Mid-Ohio | P: Ricky Taylor/Helio Castroneves GTLM: Laurens Vanthoor/ Earl Bamber GTD: Dominik Baumann/Kyle Marcelli |
| June 2 | Belle Isle street circuit | P: Felipe Nasr/Eric Curran GTD: Katherine Legge/Mario Farnbacher |
| July 1 | Watkins Glen International | P: Stephen Simpson/Chris Miller/Misha Goikhberg GTLM: Dirk Mueller/Joey Hand GTD: Markus Palttala/Don Yount/Dillon Machavern |
| July 8 | Canadian Tire Motorsport Park | P: Colin Braun/Jon Bennett GTLM: Ryan Briscoe/Richard Westbrook GTD: Ben Keating/Jeroen Bleekemolen |
| July 21 | Lime Rock Park | GTLM: Dirk Mueller/Joey Hand GTD: Bryan Sellers/Madison Snow |
| August 5 | Road America | P: Colin Braun/Jon Bennett GTLM: Ryan Briscoe/Richard Westbrook GTD: Patrick Long/Christina Nielsen |
| August 19 | VIRginia International Raceway | GTLM: Alexander Sims/Connor De Phillippi GTD: Dominik Baumann/Kyle Marcelli |
| September 9 | WeatherTech Raceway Laguna Seca | P: Pipo Derani/Johannes van Overbeek GTLM: Alexander Sims/ Connor De Phillippi GTD: Katherine Legge/ Alvaro Parente |
| October 13 | Petit Le Mans, Road Atlanta | P: Renger Van Der Zande/Jordan Taylor/Ryan Hunter-Reay GTLM: Patrick Pilet/Nick Tandy/Frederic Makowiecki GTD: Cooper MacNeil/Daniel Serra/ Gunnar Jeannette |
