Barrett Jackson auctions most commonly take place in January, April and September, but the exact dates vary. For example, the auctions in Las Vegas took place from September 24 to 26, 2015, but the schedule for the 2016 auctions falls between October 8 and 10.
The scheduled date for the Barrett Jackson Scottsdale auction is January 2016 just as it was the previous year. Similarly, the Palm Beach auction date is April 2016.
Barrett Jackson has a list of upcoming and past auctions, with dates and locations, on its website. The company organizes collector car auctions in Arizona, Florida, Connecticut and Nevada.