2024 NASCAR Xfinity Series

The 2024 NASCAR Xfinity Series is the 43rd season of the NASCAR Xfinity Series, a stock car racing series sanctioned by NASCAR in the United States. The season started on February 19 with the United Rentals 300 at Daytona International Speedway and will end with the NASCAR Xfinity Series Championship Race on November 9 at Phoenix Raceway.

Cole Custer of Stewart–Haas Racing entered the season as the defending NASCAR Xfinity Series champion.

Drivers

 * On November 15, 2023, B. J. McLeod Motorsports announced that Anthony Alfredo would not return to the No. 78 car in 2024.
 * On November 27, 2023, Sam Hunt Racing announced that Kaz Grala would not return to their No. 26 car in 2024.
 * In June 2024, it was revealed that Joe Gibbs Racing indefinitely suspended Aric Almirola for instigating a physical altercation with Bubba Wallace during a weekly competition meeting that included both the drivers of JGR and 23XI Racing prior to the 2024 BetMGM 300 at Charlotte Motor Speedway; Ty Gibbs took over the JGR No. 20 car for that race.
 * On July 8, 2024, AM Racing parted ways with Hailie Deegan. The No. 15 car has since been shared with multiple drivers, including Joey Logano and Josh Berry.

Crew chiefs

 * On October 27, 2023, Jason Ratcliff announced in an interview on SiriusXM NASCAR Radio that he would be retiring as a crew chief after the 2023 season. He crew chiefed the No. 19 car for Joe Gibbs Racing in 2023. He spent the majority of his 24-year career in NASCAR with JGR crew chiefing in the Cup and Xfinity Series and became the winningest crew chief in Xfinity Series history. He also crew chiefed for Brewco Motorsports in the Xfinity Series early in his career. On December 13, Seth Chavka, the former engineer of JGR's No. 54 car in the Cup Series driven by Ty Gibbs who also served as an engineer and interim crew chief for JGR in the Cup Series for Kyle Busch when he drove the No. 18 car and Erik Jones when he drove the No. 20 car, was announced as Ratcliff's replacement as crew chief of the No. 19 Xfinity Series car.
 * On November 13, 2023, it was announced that Ben Beshore, who crew chiefed Joe Gibbs Racing's No. 20 car driven by John Hunter Nemechek in 2023, would be moving up to the Cup Series with Nemechek on the Legacy Motor Club No. 42 car. On December 13, Tyler Allen, the former engineer of JGR's No. 20 car in the Cup Series driven by Christopher Bell, was announced as Beshore's replacement as crew chief of the No. 20 car.
 * On November 28, 2023, JR Motorsports revealed that Jason Burdett would not return to the team as a crew chief in 2024. Burdett crew chiefed for JRM for nine years, his first eight were on the No. 7 car with Regan Smith in 2015 and Justin Allgaier from 2016 to 2022 and his last year was on the No. 9 car with Brandon Jones. On December 18, Phillip Bell, the former engineer of the No. 9 car in 2022 when it was driven by Noah Gragson, was announced as Burdett's replacement as crew chief of the No. 9 car, returning to JRM after 1 year as Gragson's engineer in the Cup Series for Legacy Motor Club.

Interim crew chiefs

 * On February 27, 2024, Jason Miller, crew chief of the SS-Green Light Racing No. 14 car, was suspended for two races following a physical altercation with DGM Racing No. 91 car driver Kyle Weatherman after the 2024 Raptor King of Tough 250 at Atlanta Motor Speedway. Rusty Ebersole served as the interim crew chief at Las Vegas and Phoenix.

Manufacturers

 * Ford Performance will switch the decals to the 2024 Ford Mustang Dark Horse from the sixth generation Mustang decals for the 2024 season. The body, however, will remain the same as the 2023 model.

Schedule
The entire schedule was released on October 4, 2023 and consists of 27 oval races, 5 road course races, and one street course race.

Notes: Race names and title sponsors are subject to change. Not all title sponsors/names of races have been announced for 2024. For the races where a 2024 name and title sponsor has yet to be announced, the title sponsors/names of those races in whenever year they were last held are listed (if applicable).


 * The Dash 4 Cash races (the spring races at Martinsville, Texas, Talladega and Dover) are listed in bold.

Drivers' championship
(key) Bold – Pole position awarded by time. Italics – Pole position set by final practice results or owner's points. * – Most laps led. 1 – Stage 1 winner. 2 – Stage 2 winner

Owners' championship (Top 15)
(key) Bold – Pole position awarded by time. Italics – Pole position set by final practice results or owner's points. * – Most laps led. 1 – Stage 1 winner. 2 – Stage 2 winner

Manufacturers' championship
After 20 of 33 races