Wisconsin Valley League was an Independent League that was based in Wisconsin
1915 Grand Rapids, Marshfield, Stevens Point, Wausau
1916 to 1926 Not sure if this League played
1927 Antigo, Merrill, Mosinee, Waupaca, Wausau, WIsconsin Rapids
1928 to 1930 Not sure if this League played
1931 Marshfield, Medford, Merrill, Mosinee, Rhinelander, Stevens Point, Tomahawk, Wausau
1932 No teams enter or left this League
1933 Neillsville and Wisconsin Rapids enter the league and Merrill and Rhinelander has left the league
1934 Antigo, Medford, Neillsville, Rhinelander, Stevens Point, Tomahawk, Wausau, WIsconsin Rapids
1935 Antigo, Medford, Merrill, Rhinelander, Tomahawk, Wausau,
1936 Antigo, Eale RIver, Merrill, Phelps, Rhinelander, Tomahawk,
1937 Antigo, Merrill, Minoequa, Rhinelander, Tomahawk, Wausau
1938 Antigo, Merrill, Minoequa, Rhinelander, Tomahawk, Wausau
1939 Antigo, Lau du Flambeau, Medford, Merrill, Minoequa, Rib Lake, Rhinelander, Tomahawk,
1940 Antigo, Medford, Merrill, Minoequa, Park Falls, Rib Lake, Rhinelander, Tomahawk
1941 Antigo, Medford, Merrill, Minoequa, Park Falls, Phillips Rhinelander, Tomahawk
1942 Antigo, Marshfield, Medford, Merrill, Minocqua, Mosinee, Phillips, Rhinelander, Stevens Point, Tomahawk
1943 Clintonville, Stevens Point, Wausau, Wisconsin Points
1944 to 1945 Did not play due to World War 2
1946 Antigo, Medford, Merrill, Minocqua, Mosinee, Owen, Phillips, Rhinelander, Stevens Point, Tomahawk
1947 Antigo, Medford, Merrill, Mosinee, Owen, Park Falls, Phillips, Rhinelander, Stevens Point, Tomahawk
1948 Antigo, Marshfield, Merrill, Owen, Park Falls, Phillips, Rhinelander, Stevens Point, Tomahawk, Wausau,
1949 Antigo, Merrill, Owen, Rhinelander, Tomahawk, Wausau,
1950 Antigo, Edgar, Merrill, Minocqua, Phillips, Rhinelander, Tomahawk, Wausau,
Note 1 - Not sure if the Wisconsin Valley League played in 1915
Note 2 - after the 1950 season it beame a Semi Pro League