The 2018 Iowa 250 presented by Enogen was the 14th stock car race of the 2018 NASCAR Xfinity Series season and the 8th iteration of the event. The race was held on Sunday, June 17, 2018, in Newton, Iowa at Iowa Speedway, a 7⁄8 mile (1.4 km) permanent D-shaped oval racetrack. The race took the scheduled 250 laps to complete. At race's end, JR Motorsports driver Justin Allgaier would dominate the race to win his seventh career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Christopher Bell of Joe Gibbs Racing and Daniel Hemric of Richard Childress Racing would finish second and third, respectively.
The 2017 DC Solar 200 was the fourth stock car race of the 2017 NASCAR Xfinity Series season and the 13th iteration of the event. The race was held on Saturday, March 18, 2017, in Avondale, Arizona at Phoenix International Raceway, a 1-mile (1.6 km) permanent low-banked tri-oval race track. The race took the scheduled 200 laps to complete. At race's end, Justin Allgaier, driving for JR Motorsports, would pull away on the final restart with four to go to win his fourth career NASCAR Xfinity Series win and his first of the season. To fill out the podium, Ryan Blaney of Team Penske and Erik Jones of Joe Gibbs Racing would finish second and third, respectively.
The 2017 My Bariatric Solutions 300 was the sixth stock car race of the 2017 NASCAR Xfinity Series season and the 21st iteration of the event. The race was held on Saturday, April 8, 2017, in Fort Worth, Texas, at Texas Motor Speedway, a 1.5 miles permanent tri-oval shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Erik Jones, driving for Joe Gibbs Racing, would dominate the race to win his seventh career NASCAR Xfinity Series win and his first of the season. To fill out the podium, Ryan Blaney of Team Penske and Kevin Harvick of Stewart-Haas Racing would finish second and third, respectively.
The 2017 Fitzgerald Glider Kits 300 was the seventh stock car race of the 2017 NASCAR Xfinity Series season and the 35th iteration of the event. The race was held on Saturday, April 22, 2017, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles (0.858 km) permanent oval-shaped racetrack. The race took the scheduled 300 laps to complete. At race's end, Erik Jones, driving for Joe Gibbs Racing, would take the lead with 20 to go to win his eighth career NASCAR Xfinity Series win and his second of the season. To fill out the podium, Ryan Blaney of Team Penske and Daniel Suárez of Joe Gibbs Racing would finish second and third, respectively.
The 2017 Hisense 4K TV 300 was the 10th stock car race of the 2017 NASCAR Xfinity Series season and the 36th iteration of the event. The race was held on Saturday, May 27, 2017, in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles permanent quad-oval. The race took the scheduled 200 laps to complete. At race's end, Ryan Blaney, driving for Team Penske, would climb his way to the lead on the final restart with three to go to win his fifth career NASCAR Xfinity Series win and his first win of the season. To fill out the podium, Kevin Harvick of Stewart-Haas Racing and Austin Dillon of Richard Childress Racing would finish second and third, respectively.
The 2017 Pocono Green 250 was the 12th stock car race of the 2017 NASCAR Xfinity Series season and the second iteration of the event. The race was held on Saturday, June 10, 2017, Long Pond, Pennsylvania, at Pocono Raceway, a 2.5 miles (4.0 km) triangular permanent course. The race took the scheduled 100 laps to complete. At race's end, Brad Keselowski driving for Team Penske, would make a last lap pass on the final lap to win his 35th career NASCAR Xfinity Series win and his first win of the season. To fill out the podium, Justin Allgaier of JR Motorsports and Kyle Larson of Chip Ganassi Racing would finish second and third, respectively.
The 2022 Alsco Uniforms 300 was the thirteenth stock car race of the 2022 NASCAR Xfinity Series and the 45th iteration of the event. The race was held on Saturday, May 28, 2022, in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles (2.4 km) permanent quad-oval racetrack. The race was contested over 200 laps. At race's end, Josh Berry, driving for JR Motorsports, took the win, after an exciting battle with teammate Justin Allgaier with 80 laps to go. This was Berry's 4th career Xfinity Series win, and his second of the season. To fill out the podium, Ty Gibbs of Joe Gibbs Racing and Sam Mayer of JR Motorsports would finish second and third, respectively.
The 2017 Lilly Diabetes 250 was the 18th stock car race of the 2017 NASCAR Xfinity Series season and the sixth iteration of the event. The race was held on Saturday, July 22, 2017, in Speedway, Indiana, at Indianapolis Motor Speedway a 2.500 miles permanent, rectangular-shaped, low-banked racetrack. The race took the scheduled 100 laps to complete. In an exciting battle with 5 laps to go, William Byron, driving for JR Motorsports, held off a charging Paul Menard for his third career NASCAR Xfinity Series win. To fill out the podium, Joey Logano of Team Penske would finish third, respectively.
The 2017 U.S. Cellular 250 was the 19th stock car race of the 2017 NASCAR Xfinity Series season and the ninth iteration of the event. The race was held on Saturday, July 29, 2017, in Newton, Iowa, at Iowa Speedway, a 0.875 miles permanent D-shaped low-banked racetrack. The race was extended from 150 laps to 154 laps, due to a NASCAR overtime finish. Ryan Preece, driving for Joe Gibbs Racing, held off Kyle Benjamin in a close finish for his first career NASCAR Xfinity Series win. Preece would beat Benjamin by 0.054 of a second. To fill out the podium, Brian Scott of Richard Childress Racing would finish third, respectively.
The 2017 Mid-Ohio Challenge was the 21st stock car race of the 2017 NASCAR Xfinity Series season and the fifth iteration of the event. The race was held on Saturday, August 12, 2018, in Lexington, Ohio at the Mid-Ohio Sports Car Course, a 2.258 miles (3.634 km) permanent road course. The race took the scheduled 75 laps to complete. At race's end, Sam Hornish Jr., driving for Team Penske, would hold off the field on the final restart with five to go to complete a dominant performance. The win was Hornish's sixth and to date, final career win in the NASCAR Xfinity Series and his only win of the season. To fill out the podium, Daniel Hemric, driving for Richard Childress Racing, and Matt Tifft, driving for Joe Gibbs Racing, would finish second and third, respectively.
The 2017 Food City 300 was the 22nd stock car race of the 2017 NASCAR Xfinity Series season and the 36th iteration of the event. The race was held on Friday, August 18, 2017, in Bristol, Tennessee at Bristol Motor Speedway, a 0.533 miles permanent oval-shaped racetrack. The race took the scheduled 300 laps to complete. At race's end, Kyle Busch, driving for Joe Gibbs Racing, put on a dominating performance, leading 186 laps for his 91st career NASCAR Xfinity Series win, and his fifth of the season. To fill out the podium, Daniel Suárez, driving for Joe Gibbs Racing, and Elliott Sadler, driving for JR Motorsports, would finish second and third, respectively.
The 2022 Crayon 200 was the 18th stock car race of the 2022 NASCAR Xfinity Series, and the 32nd iteration of the event. The race was held on Saturday, July 16, 2022, in Loudon, New Hampshire at New Hampshire Motor Speedway, a 1.058 miles (1.703 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Justin Allgaier, driving for JR Motorsports, took the lead late in the race, and earned his 19th career NASCAR Xfinity Series win, along with his third of the season. To fill out the podium, Trevor Bayne, driving for Joe Gibbs Racing, and Brandon Brown, driving for his family team, Brandonbilt Motorsports, would finish in 2nd and 3rd, respectively. Landon Cassill and Noah Gragson initially finished 3rd and 4th, but were both disqualified after the race, as both of their cars were too low to the ground.
The 2017 TheHouse.com 300 was the 26th stock car race of the 2017 NASCAR Xfinity Series season, the final race of the regular season, and the 17th iteration of the event. The race was held on Saturday, September 16, 2017, in Joliet, Illinois, at Chicagoland Speedway, a 1.5 miles (2.41 km) tri-oval speedway. The race took the scheduled 200 laps to complete. At race's end, Justin Allgaier, driving for JR Motorsports, would manage to pull away from the field on the final restart with seven to go to win his fifth career NASCAR Xfinity Series victory and his second and final win of the season. To fill out the podium, Kyle Larson, driving for Chip Ganassi Racing, and Elliott Sadler, driving for JR Motorsports, would finish second and third, respectively.
The 2017 VisitMyrtleBeach.com 300 was the 27th stock car race of the 2017 NASCAR Xfinity Series season, the first race of the Round of 12, and the sixth iteration of the event. The race was held on Saturday, September 23, 2017, in Sparta, Kentucky, at Kentucky Speedway, a 1.5-mile (2.41 km) tri-oval speedway. The race took the scheduled 200 laps to complete. Tyler Reddick, driving for Chip Ganassi Racing, would dominate the late stages of the race to win his first career NASCAR Xfinity Series victory and his only win of the season. To fill out the podium, Brennan Poole, driving for Chip Ganassi Racing, and Justin Allgaier, driving for JR Motorsports, would finish second and third, respectively.
The 2017 Use Your Melon. Drive Sober 200 was the 28th stock car race of the 2017 NASCAR Xfinity Series season, the second race of the Round of 12, and the 32nd iteration of the event. The race was held on Saturday, September 30, 2017, in Dover, Delaware at Dover International Speedway, a 1 mile (1.6 km) permanent oval-shaped racetrack. The race took the scheduled 200 laps to complete. At race's end, Ryan Blaney, driving for Team Penske, would dominate for most of the race to win his sixth career NASCAR Xfinity Series victory and his second and final victory of the season. To fill out the podium, Justin Allgaier and William Byron, both driving for JR Motorsports, would finish second and third, respectively.
The 2017 Ticket Galaxy 200 was the 32nd stock car race of the 2017 NASCAR Xfinity Series season, the third and elimination race of the Round of 8, and the 19th iteration of the event. The race was held on Saturday, November 11, 2017, in Avondale, Arizona at Phoenix International Raceway, a 1-mile (1.6 km) permanent low-banked tri-oval race track. The race took the scheduled 200 laps to complete. On the final restart with 17 to go, with the help of his pit crew, William Byron, driving for JR Motorsports, would manage to pull away from the field to win his fourth and to date, final career NASCAR Xfinity Series victory, his fourth and final win of the season, and a guaranteed spot in the Championship 4. To fill out the podium, Ryan Blaney, driving for Team Penske, and Erik Jones, driving for Joe Gibbs Racing, would finish second and third, respectively.
The 2022 New Holland 250 was the 21st stock car race of the 2022 NASCAR Xfinity Series, and the 30th iteration of the event. The race was held on Saturday, August 6, 2022, in Brooklyn, Michigan at Michigan International Speedway, a 2.0 miles (3.2 km) permanent oval-shaped racetrack. The race took the scheduled 125 laps to complete. Ty Gibbs, driving for Joe Gibbs Racing, dominated the final stages of the race, and earned his ninth career NASCAR Xfinity Series win, along with his fifth of the season. Gibbs would also lead the most laps, with 54. To fill out the podium, Justin Allgaier and Noah Gragson, both driving for JR Motorsports, would finish 2nd and 3rd, respectively.
The 2017 Ford EcoBoost 300 was the 33rd and final stock car race of the 2017 NASCAR Xfinity Series season, the Championship 4 race, and the 23rd iteration of the event. The race was held on Saturday, November 18, 2017, in Homestead, Florida at Homestead–Miami Speedway, a 1.5 miles (2.4 km) permanent oval-shaped racetrack. The race took the scheduled 134 laps to complete. At race's end, Cole Custer, driving for Stewart-Haas Racing, would dominate the race to take his first career NASCAR Xfinity Series victory and his only victory of the season.
The 2023 Alsco Uniforms 300 was the 12th stock car race of the 2023 NASCAR Xfinity Series, and the 42nd iteration of the event. The race was held in Concord, North Carolina at Charlotte Motor Speedway, a 1.5 miles (2.4 km) tri-oval shaped racetrack. It was originally scheduled to be held on Saturday, May 27, 2023, but due to constant rain showers, the race was postponed until Monday, May 29, immediately following the Coca-Cola 600 Cup Series race on the same day. The race took the scheduled 200 laps to complete. Justin Allgaier, driving for JR Motorsports, was able to stretch out his fuel mileage during the final 20 laps, and earn his 20th career NASCAR Xfinity Series win, and his first of the season. Allgaier dominated the majority of the race as well, leading a race-high 83 laps. To fill out the podium, John Hunter Nemechek, driving for Joe Gibbs Racing, and Cole Custer, driving for Stewart-Haas Racing, would finish 2nd and 3rd, respectively.
The 2023 Andy's Frozen Custard 300 was the 28th stock car race of the 2023 NASCAR Xfinity Series, the second race of the Round of 12, and the 19th iteration of the event. The race was held on Saturday, September 23, 2023, in Fort Worth, Texas at Texas Motor Speedway, a 1.5 miles (2.4 km) permanent quad-oval shaped racetrack. The race took the scheduled 200 laps to complete. In a wild and wreck-filled race, John Hunter Nemechek, driving for Joe Gibbs Racing, would steal the win after making a pass on Parker Kligerman and Justin Allgaier with under ten laps to go, and held on to earn his 10th career NASCAR Xfinity Series win, and his seventh of the season. He would also advance into the next round of the playoffs. Allgaier would go on to have a blistering performance, winning both stages and leading a race-high 133 laps, but a late-race pass would put him in a 5th place finish. To fill out the podium, Kligerman, driving for Big Machine Racing, and Sammy Smith, driving for Joe Gibbs Racing, would finish 2nd and 3rd, respectively.
