1987 Eastern League season

The 1987 Eastern League season began on approximately April 1 and the regular season ended on approximately September 1.

The Harrisburg Senators defeated the Vermont Reds three games to one to win the Eastern League Championship Series.

Standings
Notes:
 * Green shade indicates that team advanced to the playoffs
 * Bold indicates that team advanced to ELCS
 * Italics indicates that team won ELCS

Semi-finals Series
Harrisburg Senators defeated Reading Phillies 3 games to 2.

Vermont Reds defeated Pittsfield Cubs 3 games to 1.

Championship Series
Harrisburg Senators defeated Vermont Reds 3 games to 1.