[2] The Cambridge Dodgers, Dover Phillies, Easton Yankees, Federalsburg A's, Milford Red Sox, Salisbury Cardinals and Seaford Eagles teams joined Rehoboth Beach in beginning league play on May 8, 1947.
Rehoboth Beach finished 27.0 games behind the first place Salisbury Cardinals in the final regular season standings and did not qualify for the playoffs, won by the Milford Red Sox.
[10][11][4] In their final Season of play, the Rehoboth Beach Sea Hawks won the Eastern Shore League championship.
[12] Playing under managers Bill Sisler and Johnny Watson, the Sea Hawks ended the 1949 Eastern Shore League season with a record of 56–63, placing fourth in the final standings and qualifying for the four–team playoffs.
After a round robin playoff series of the top four teams, the Rehoboth Beach Sea Hawks advanced to the finals with a 4–2 record.