All Wilmington League was an Independent League that was based in Wilmington, De
1911 Ashley, Highland, Hillside, Merwick, Orioles, Parkside, Rocford, Vandever
1912 Dupont, Highland, Hillside, Riverside, Rockford, Riverview, Speakman, Vandever
1913 Bancroft, Highland, Hillside, Parkside, Rockford, Vandever
1914 Bancroft, H & H Corp, Hillsdie, Parkside, Penn.R.R., Vandever
1915 Bancroft, Browntown, East Lake, Eden, Pioneers, Vandever
1916 Bancroft, Brownson, Brandywine, East Lake, Eden, Newport, Pioneers, Vandever
1917 Brownson, Browtown, Brandywine, Eden, New Castle, Pioneers, Steel, Vandever
1918 Du Pont, Harland, P. R. R., Parkside, Pusey-Jones, Vandever, Wilde, 11th Ward
1919 Brownson, Eleventh Ward, Keystones, Neighborhood, Parkside, Richardson Park, Silverbrook, Triangle
1920 Defiance, Eleventh Ward, Elon, Keystones, Neighborhood, Ninth Ward, Parkside, Silverbrook,
1921 Brownson, Defiance, Eleventh Ward, Ninth Ward, Parkside, South Side
1922 - 1930 Unknown if this league played
1931 - Cardinals, Cubs, De Molay, Defiance, Eastlake, Penn A.C.
1932 Allied Kid, Athletic Club, Cubs, Eastlake, Penn A.C., Vandever
1933 Allied Kid, Cardinals, Del Lodge, Penn A.C., St Mary's, Vandever
1934 Allied Kid, Defiance, Del Lodge, Penn A.C., St Mary's, Vandever
1935 Allied Kid, Del Lodge, Ninth Ward, Penn A.C., Vandever