Major League Baseball
The Cleveland Indians forced a game 151 on the season's final day and won it to earn their first MLB title in the WBF era
Americas Cup Auto-Bids
Cleveland Indians - 2nd appearance
Detroit Tigers - 2nd appearance
New York Giants - 5th appearance
New York Yankees - 3rd appearance
St. Louis Cardinals - 3rd appearance
Phoenix Rising - 3rd appearance
World Champions League Auto-Bids
Cleveland Indians - 1st appearance
Detroit Tigers - 2nd appearance
New York Giants - 5th appearance
United States Baseball Association
In their 2nd year of USBA competition, the Stockton Ports earn their first regular season title of any kind and will move up to the MLB in 1951
Americas Cup Auto-Bids
Stockton Ports - 2nd appearance
Portland Gulls - 1st appearance
Richmond Roses - 3rd appearance
Johnson City Cardinals - 4th appearance
World Champions League Auto-Bids
Stockton Ports - 2nd appearance
Portland Gulls - 1st appearance
Continental Baseball League
3 years after winning the Liberty League title, the Bluefield Blue-Grays have earned another ring and continue to rise up in the WBF league structure all the way to the USBA
Americas Cup Auto-Bids
Bluefield Blue-Grays - 3rd appearance
Tyler Trojans - 1st appearance
Pulaski Counts - 3rd appearance
Welch Miners - 2nd appearance
World Champions League Auto-Bids
Bluefield Blue-Grays - 2nd appearance
Tyler Trojans - 1st appearance
American Baseball League
The trend of powerhouse teams rapidly ascending through the middle tiers of the American league structure continues, as the Madisonville Miners earn their 3rd total title and 4th consecutive 100-win season that spans 4 different leagues.
Americas Cup Auto-Bids
Madisonville Miners - 3rd appearance
Salt Lake City Bees - 3rd appearance
New River Rebels - 2nd appearance
World Champions League Auto-Bids
Madisonville Miners - 3rd appearance
Salt Lake City Bees - 2nd appearance
Liberty League
It took 151 games, but the Thomasville Tigers go back-to-back after winning the UBL title to earn their first LL championship
Americas Cup Auto-Bids
Thomasville Tigers - 2nd appearance
Salisbury Pirates - 1st appearance
World Champions League Auto-Bids
Thomasville Tigers - 2nd appearance
Union Baseball League
In a year featuring a drastic dropoff from the top teams to the bottom teams, the Twin Falls Cowboys win their title of any kind with a ridiculous 124-win season
Americas Cup Auto-Bids
Twin Falls Cowboys - 1st appearance
World Champions League Auto-Bids
Twin Falls Cowboys - 1st appearance
Federal Baseball League
The Tallahassee Pirates had earned a promotion from the NBL to FBL after the inaugural 1946 season but hadn't earned any further promotions or postseason appearance until this year, as they make the leap and earn their first championship.
Americas Cup Auto-Bids
Tallahassee Pirates - 1st appearance
World Champions League Auto-Bids
Tallahassee Pirates - 1st appearance
National Baseball League
The Bartlesville Bombers finally earned their first title after they made the leap to a 103 win team following three consecutive middling seasons of no more than 85 wins in the NBL
Americas Cup Auto-Bids
Bartlesville Bombers - 1st appearance
World Champions League Auto-Bids
Bartlesville Bombers - 1st appearance
Grand National Association
After dropping out of the NBL following 1947, the Kinston Eagles regrouped and bounced back to win the GNA in their 3rd year and earn a re-promotion.
Americas Cup Auto-Bids
Kinston Eagles - 1st appearance
World Champions League Auto-Bids
Kinston Eagles - 1st appearance