Early career

Barrett first started racing when he was 16^[1] in karts, winning 21 races in 28 starts.^[2] In 1992, Barrett started racing in NASCAR's Busch North Series, his debut coming at the Big Apple Food Stores 200 at Oxford Plains Speedway at the age of 19; Barrett finished 21st, eleven laps behind race winner Joe Bessey.^[3] He also ran in the NASCAR Dash Series, funding the car with money earned as a stuntman for the movie Freejack. Despite running as high as second in points, crashes relegated his final finish in the standings to sixth.^[4]

Xfinity Series

During the 1992 season, Busch Series driver Clifford Allison was killed in a crash at Michigan International Speedway, leaving a ride open for Barrett.^[4] He made a few limited starts with his own team in the series for several years, and in his sixth career start, finished 5th at the spring race at Atlanta in 1996.^[5]

For the following two years, he drove for Pro-Tech Motorsports^[6] and NorthStar Motorsports, recording an eighth-place finish at Bristol with the latter.^[7] In 1999, Barrett ran a partial Busch slate with Galaxy Motorsports, but left the team in the middle of the season when management suggested he would be replaced for an upcoming race at Watkins Glen International.^[8]

In 2003, he signed with Roush Racing and finished in the top-ten four times, but Odoban ended its sponsorship after 15 races, forcing the team to close down.^[4] He returned to driving his own car for the remainder of the season, but only finished one race at Lowe's Motor Speedway.^[9] Barrett continued driving for his team in 2004, and joined DCT Motorsports for the 2005 season,^[1] scoring his only top ten of the season at New Hampshire Motor Speedway.^[10] In 2006, Barrett ran a variety of Busch events for MacDonald Motorsports and McGill Motorsports,^[11] and ran some races for Stanton Barrett Motorsports in 2007.^[12] For the 2008 NAPA Auto Parts 200 at Circuit Gilles Villeneuve, Barrett fielded a ride for himself and his father Stan. In a race marred by rain, the two finished 25th and 39th, respectively.^[4]

The following year, Barrett joined Rick Ware Racing.^[13] He raced for them on a part-time schedule from 2009 to 2016 until he joined MBM Motorsports and B. J. McLeod Motorsports.

In 2019, Barrett returned to the Xfinity Series after a three year hiatus. He raced for MBM Motorsports in the Zippo 200 at Watkins Glen. He would finish 23rd.

Racing for Mike Harmon Racing, Barrett was driving the No. 47 in 2022. However, he failed to qualify for the Sunoco Go Rewards 200 at Watkins Glen.^[14]

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Barrett raced in the Xfinity Series in 2023, driving the No. 35 car for Emerling-Gase Motorsports in the race at Road America^[15] and the Shriners Children's 200 at Watkins Glen.^[16]

Cup Series

In 1999, Barrett announced his intention to compete part-time in the Winston Cup Series, running for Rookie of the Year honors with PBH Motorsports, with plans to run full-time in 2000.^[5] During testing for General Motors at Daytona International Speedway, Barrett was the sixth-fastest driver with a speed of 185.624 miles per hour (298.733 km/h).^[7] However, he failed to qualify for the Daytona 500.^[17] Barrett worked out a late-season deal with Donlavey Racing to make eight race attempts in 1999.^[18] in 2000, he attempted the Budweiser Shootout qualifier for drivers who ran the fastest in 2nd-round-qualifying in 1999, but crashed on the first lap with Jimmy Spencer, Rick Mast and Kenny Wallace.^[19] He joined the Tri-Star Motorsports team for the 2000 Daytona 500.^[20]

In 2004, Barrett returned to Nextel Cup driving the No. 94 Chevrolet for W.W. Motorsports. He failed to finish a race for the team^[21] and was replaced by Derrike Cope.^[22] Later in the year, he joined Means-Jenkins Motorsports to drive the No. 92 for the race at Dover, but failed to qualify.^[21]

In 2005, Barrett began the season with Front Row Motorsports but was later let go by the team; he then ran Cup races under his own Stanton Barrett Motorsports team.^[12] The following year, he ran a partial sschedule between SBM and Rick Ware Racing, failing to qualify for a number of races.^[23] He reunited with Ware for an attempt at the 2007 Daytona 500.^[24] Barrett attempted a limited schedule of 2008 races with SKI Motorsports.^[25]

Barrett was initially scheduled to make his Cup Series return in 2017 with Rick Ware Racing,^[26] but did not make a start. A year later, he rejoined Ware for the 2018 Bank of America Roval 400 at Charlotte. In 2019, he returned to the series for his first superspeedway Cup start in the 2019 GEICO 500 at Talladega.^[27]

In August 2020, Barrett joined Spire Motorsports for the Go Bowling 235 on the Daytona road course.^[28]

Truck Series

In 2015, Barrett made his Camping World Truck Series debut for his team at Talladega Superspeedway, driving the No. 91 Chevrolet Silverado. The race marked his first at Talladega since 2005.^[29] After qualifying 21st,^[30] Barrett was collected in The Big One on lap 86, hitting the wall and Matt Crafton.^[31] Barrett was credited with a 29th-place finish.^[30]

Cup Series

Xfinity Series

Camping World Truck Series

^* Season still in progress
¹ Ineligible for series points

IndyCar Series