He led American League shortstops in fielding percentage seven straight seasons (1916–22) and appeared in 1,307 consecutive games from June 20, 1916, through May 6, 1925, setting a record later broken by Lou Gehrig.

His father, Lewis, had moved to Bluffton from Warren, Indiana, shortly before Everett's birth.

[2] Jimmy McAleer, a native of Youngstown and minority owner of the Boston Red Sox of the American League (AL), noticed Scott playing for the Steelmen.

[2] On McAleer's suggestion, the Red Sox purchased Scott from Youngstown after the 1912 season,[5] and optioned him to the St. Paul Saints of the Class AA American Association.

[2][8] Scott made his major league debut on April 14, 1914 for the Red Sox, and had a .239 batting average with strong fielding as a rookie.

The Red Sox won the AL pennant, and defeated the Philadelphia Phillies in the 1915 World Series.

He batted .241 in 1917,[2] while leading AL shortstops in fielding percentage and defensive games played,[12] but the Red Sox did not win the pennant.

[2] Scott led AL shortstops in fielding percentage for the fourth consecutive season in 1919,[14] and batted .278, the highest average of his career.

[2] Scott broke George Pinkney's MLB consecutive games played streak of 577 on April 26, 1920.

Scott had 62 runs batted in on the season, and stated that it was his goal to play in 1,000 consecutive games.

[2] After the 1921 season, the Red Sox traded Scott with Bullet Joe Bush and Sad Sam Jones to the New York Yankees for Rip Collins, Roger Peckinpaugh, Bill Piercy, Jack Quinn and $100,000 ($1,708,209 in current dollar terms).

U.S. Secretary of the Navy Edwin C. Denby presented Scott with a gold medal during a pregame ceremony.

[24] Huggins benched Scott on May 6, 1925 in favor of Pee Wee Wanninger, ending his record consecutive games played streak at 1,307.

[2] Scott signed with the Baltimore Orioles of the International League for the 1927 season,[32] receiving his unconditionally release on August 4.

[2] He signed with the Toledo Mud Hens of the American Association in August,[33] and played in 33 games for them.

Scott returned to the Keystones in 1929, but received his release in July 1929 after 62 games,[2] due to the team's disappointing play.