There are 12 stadiums in use by Eastern League (EL) baseball teams.
The highest seating capacity is 10,000 at Prince George's Stadium in Bowie, Maryland, where the Chesapeake Baysox play.
[1] Of the stadiums with known opening dates, the oldest to have hosted EL games was Pynchon Park (1853), home of the Springfield Nationals, Springfield Rifles, and Springfield Giants; Dunkin' Park is also the newest of all stadiums to host EL games.
The highest known seating capacity was 45,000 at War Memorial Stadium, the Buffalo Bisons home, though it was actually designed for football.
The highest capacity of a stadium designed for baseball was 24,167 at Roosevelt Stadium, where the Jersey City Indians and Jersey City A's played their home games.