The 2011 Ford 400 was a NASCAR Sprint Cup Series motor race that was held on November 20, 2011, at Homestead-Miami Speedway in Homestead, Florida. It was the thirty-sixth and final race of the 2011 NASCAR Sprint Cup Series season. The event aired on ESPN and Motor Racing Network. Carl Edwards entered the event with a three-point lead over Tony Stewart in the championship standings. Edwards won the pole and finished second, while Stewart won the race. This left the two drivers tied atop the standings, and Stewart was awarded the title on the tiebreaker of most wins.

The 2011 NASCAR Sprint Cup Series was the 63rd season of professional stock car racing in the United States and the 40th modern-era Cup series season. The season included 36 races and two exhibition races, beginning with the Daytona 500 at Daytona International Speedway and ending with the Ford 400 at Homestead-Miami Speedway. The final ten races were known as 2011 Chase for the Sprint Cup.