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| 1/8/2021 | Arizona Speedway - Queen Creek, AZ Open Practice Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - |
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| 1/9/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 5th | - |
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| 1/10/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | - | 19th |
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| 1/12/2021 | Arizona Speedway - Queen Creek, AZ Open Practice & Pit Party Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - |
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| 1/13/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 2nd | - | - | 9th |
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| 1/15/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 6th | - | 7th | - |
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| 1/16/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | - | 13th |
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| 1/17/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 5th | - |
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| 3/5/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 1 A Modifieds: USMTS - United States Modified Touring Series Dwarf, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Carlos Ahumada Jr. (A Modifieds) | 2nd | - | - | 2nd |
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| 3/6/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 2 A Modifieds: USMTS - United States Modified Touring Series Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Carlos Ahumada Jr. (A Modifieds) | 7th | - | 9th | 26th |
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| 3/24/2021 | Humboldt Speedway - Humboldt, KS KOA and Battle Practice A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - |
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| 3/26/2021 | Humboldt Speedway - Humboldt, KS King Of America $5,000 to win + Battle Qualifying A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 2nd | - | - | 1st |
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| 3/27/2021 | Humboldt Speedway - Humboldt, KS King Of America $20,000 to win, Battle at the Bullring $10,00 to win A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 8th | - | 7th | 19th |
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| 4/2/2021 | Hamilton County Speedway - Webster City, IA USMTS Spring Challenge A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 8th | 17th |
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| 4/3/2021 | Hamilton County Speedway - Webster City, IA USMTS Spring Challenge A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 1st | - | - | 15th |
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| 4/9/2021 | Vado Speedway Park - Vado, NM Winter Meltdown Night 1 410 Sprints - Winged, A Modifieds, Pro Legends, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 2nd | - | - | 5th |
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| 4/10/2021 | Vado Speedway Park - Vado, NM Winter Meltdown Night 2 410 Sprints - Winged, A Modifieds, Pro Legends, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 4th | - | - | 5th |
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| 4/17/2021 | Vado Speedway Park - Vado, NM Las Cruces/Fairacres/Mesilla Park/Tortugas/Dona Ana Night 305 Sprints - Winged, Midgets, A Modifieds, Dirt Late Models, Pro Legends, USRA B-Mods, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 2nd | - | - | 3rd |
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| 4/24/2021 | Vado Speedway Park - Vado, NM El Paso Night Hobby Stocks, A Modifieds, Super Truck, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 2nd | - | - | 3rd |
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| 5/14/2021 | Lakeside Speedway - Kansas City, KS USMTS A Modifieds: USMTS - United States Modified Touring Series Midwest Modifieds, USRA B-Mods, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 8th | - |
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| 5/15/2021 | Tri-State Speedway - Pocola, OK 7th Annual USMTS Driver4JRT.com Juggernaut - $10k to win! A Modifieds: USMTS - United States Modified Touring Series Pure Stock, USRA B-Mods, USRA Factory Stocks | Results | | Carlos Ahumada Jr. (A Modifieds) | 6th | - | 6th | - |
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| 5/22/2021 | Vado Speedway Park - Vado, NM Ciudad Juarez Night Hobby Stocks, A Modifieds, Super Truck, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 1st | - | - | 1st |
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| 5/28/2021 | Rapid Speedway - Rock Rapids, IA 13th Annual USMTS Rapid Rumble A Modifieds: USMTS - United States Modified Touring Series DIRTcar Sportsmans, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 11th | 22nd |
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| 5/29/2021 | Deer Creek Speedway - Spring Valley, MN 18th Annual USMTS Southern MN Spring Challenge A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Stock Cars, WISSOTA Midwest Mods | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 3rd | 15th |
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| 5/30/2021 | Winneshiek Raceway - Decorah, IA 13th Annual USMTS Nordic Nationals A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 9th (DNF) | - | 10th | 22nd |
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| 6/4/2021 | Park Jefferson International Speedway - Jefferson, SD $10,000 to win USMTS Challenge plus Stocks, Sp Mods, Hobbies A Modifieds: USMTS - United States Modified Touring Series B Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 4th | 16th |
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| 6/5/2021 | Hamilton County Speedway - Webster City, IA USMTS $10,000-to-Win A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Carlos Ahumada Jr. (A Modifieds) | 7th | - | 9th | 16th |
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| 6/17/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters A Modifieds, Dirt Late Models, USRA Modifieds, USRA Late Models | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 8th | - | 17th | - |
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| 6/18/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters A Modifieds: USMTS - United States Modified Touring Series Dirt Late Models, USRA Late Models, WISSOTA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 2nd | - | - | 10th |
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| 6/19/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters Limited Sprints - Winged: Upper Midwest Sprint Car Series A Modifieds: USMTS - United States Modified Touring Series Dirt Late Models, USRA Late Models, WISSOTA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 9th | - | 13th | 20th |
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| 6/26/2021 | Vado Speedway Park - Vado, NM Hatch/Radium Springs/Garfield/Rincon/Salem Night Hobby Stocks, A Modifieds, Pro Legends, Super Truck, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 3rd | - | - | 9th |
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| 7/14/2021 | Casino Speedway - Watertown, SD 11th Annual USMTS Summer Slam A Modifieds: USMTS - United States Modified Touring Series WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | Carlos Ahumada Jr. (A Modifieds) | 8th | - | 12th | - |
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| 7/16/2021 | Ogilvie Raceway - Ogilvie, MN Inaugural USMTS Mod Wars A Modifieds: USMTS - United States Modified Touring Series WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Hornet | Results | | Carlos Ahumada Jr. (A Modifieds) | 8th | - | 11th | 23rd |
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| 7/17/2021 | Ogilvie Raceway - Ogilvie, MN Inaugural USMTS Mod Wars A Modifieds: USMTS - United States Modified Touring Series WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Hornet | Results | | Carlos Ahumada Jr. (A Modifieds) | 6th | - | 13th | 20th |
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| 7/18/2021 | Mason City Motor Speedway - Mason City, IA United States Modified Touring Series fueled by Casey's A Modifieds: USMTS - United States Modified Touring Series 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 4th | 15th |
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| 8/5/2021 | 81 Speedway - Park City, KS 10th Annual USMTS Sunflower State Showdown A Modifieds: USMTS - United States Modified Touring Series Stock Cars, B Modifieds, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 4th | 16th |
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| 8/6/2021 | Humboldt Speedway - Humboldt, KS USMTS $10,000 to win + Humboldt Speedway Weekly Racing Series A Modifieds: USMTS - United States Modified Touring Series Factory Stocks, Midwest Modifieds, USRA B-Mods, USRA Tuners | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 4th | 19th |
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| 8/7/2021 | Lucas Oil Speedway - Wheatland, MO 12th Annual USMTS Slick Mist Show-Me Shootout Presented by Foley Equipment A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 1st | - | - | 5th |
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| 8/21/2021 | Vado Speedway Park - Vado, NM College Night Hobby Stocks, A Modifieds, Dirt Late Models, Pro Legends, Super Truck, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 1st | - | - | 11th (DNF) |
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| 9/4/2021 | Deer Creek Speedway - Spring Valley, MN 16th Annual USMTS Labor Day Duel A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Late Models, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 9th | - | 6th | 12th |
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| 9/5/2021 | Fayette County Speedway - West Union, IA USMTS A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | 3rd | - | 13th | - |
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| 9/8/2021 | 81 Speedway - Park City, KS “T-Mobile Night at the Races” Keeper of the Plains USMTS Race A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 6th | 19th |
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| 9/9/2021 | RPM Speedway - Crandall, TX Inaugural USMTS Event A Modifieds: USMTS - United States Modified Touring Series USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Carlos Ahumada Jr. (A Modifieds) | 2nd | - | - | 4th |
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| 9/10/2021 | Ark-La-Tex Speedway - Vivian, LA USMTS 9th Annual Cajun Clash A Modifieds: USMTS - United States Modified Touring Series Factory Stocks, B Modifieds, Limited Modified, Sport Compact | Results | | Carlos Ahumada Jr. (A Modifieds) | 3rd | - | - | 21st |
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| 9/11/2021 | Revolution Park - Monroe, LA Inaugural USMTS Event A Modifieds: USMTS - United States Modified Touring Series | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 2nd | 25th |
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| 9/23/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree USRA B-Mods, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 4th | - | 2nd | 18th |
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| 9/24/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods | Results | | Carlos Ahumada Jr. (A Modifieds) | 5th | - | 3rd | 22nd |
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| 9/25/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods | Results | | Carlos Ahumada Jr. (A Modifieds) | 7th | - | 16th | 28th |
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| 10/22/2021 | Vado Speedway Park - Vado, NM USRA Fall Nationals Night 1 A Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 6th | - | 2nd | 12th |
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| 10/23/2021 | Vado Speedway Park - Vado, NM USRA Fall Nationals Night 2 A Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | 1st | - | - | 6th |
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| 10/24/2021 | Vado Speedway Park - Vado, NM USRA Fall Nationals Finale A Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Carlos Ahumada Jr. (A Modifieds) | - | - | - | - | | Carlos Ahumada Jr. (USRA Modifieds) | - | - | - | 10th |
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| 10/30/2021 | 81 Speedway - Park City, KS 2nd Annual USMTS Modified Spooktacular A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds | Results | | Carlos Ahumada Jr. (A Modifieds) | 4th | - | 2nd | 16th | | Carlos Ahumada Jr. (USRA Modifieds) | - | - | 2nd | 16th |
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