Welcome to MSBL/MABL

Welcome to Colorado's premier Men's Adult Baseball league. For 20 years the MSBL/MBL has given men between ages 18 - 65 and opportunity to continue to play the great game of baseball. The MSBL/MABL has a variety of divisions that cater to player experience and age demographics.

Interested in playing and need a team?

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Denver MBL Login

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MSBL Rules and Information.
All Rules
Age Requirements
Rosters & Team Fees
Qualifications
Uniforms & Equipment
Baseballs
Alcohol & Smoking
Code of Conduct
Schedules/Official Games
Home Team/Infield Practice
Forfeits
Number of Batters
Designated Runners
Baserunning
Substitutions
Intentional Walks/Hit Batsman
Fake Tags
Pool Players
Online Statistics
Professional Players
Umpire Payments
Playoffs/Tournament

The Denver MSBL/MBL was formed in 1988 to provide men age 18, 25, 35, 43 and older competitive recreational baseball programs that emphasize fun, enjoyment, camaraderie and sportsmanship. Mature attitudes must prevail regardless of the competitive nature of the league. Above all, we are here to have fun and play the game we love. The responsibility of keeping this premise is equally borne by the Executive Board, team managers, players, umpires and fans.