Major League Baseball's average ticket price rose 2 percent this season to $27.93, the steepest rise since a 5 percent hike in 2009, according to the Team Marketing Report's annual survey.
The average rose 1.8 percent last year after remaining flat in 2012.
World Series champion Boston had the highest average, rising 4.8 percent to $52.32. The New York Yankees, who missed the playoffs for just the second time in 19 years, kept their average flat and remained second at $51.55.
The Chicago Cubs were third at $44.16 following a 0.9 percent decrease. The Cubs are coming off their fourth straight season with a losing record and are celebrating the 100th anniversary of Wrigley Field.