Yes you can make money in a bowling league and there are a few ways that you can do this. I first way is with the league itself. Most leagues have a prize fund that what ever place you or your team is at Is the amount of money that you get. So first place may get $1000 per team and there are 4 people on so you will get 250 dollars.
Some leagues have side pots where you can bet per game. Who ever have the highest score wins that pot for that game. For the most part, it’s $2 dollars per game and some pots is no handicap and some pots or side bets have handicap. You can also bet against your teammates in a small bet for the high score of a game and who ever have the high set after 3 games. There are ways to make money in bowling but you must have the money to bet.