How Long Is a Baseball Game?

The length of a baseball game has been a hotly discussed topic in recent years with several rules introduced to speed up the pace of play in MLB. 

With different levels available to wager on in baseball odds, it’s important to understand the varying regulations around game length. 

How Long Is a Baseball Game on Average?

The average duration of an MLB game in the 2024 regular season was 2 hours, 36 minutes. 

The introduction of the pitch clock for the 2023 season saw a considerable reduction in the average game time. Games averaged over three hours from 2012 until 2022.

Rules changes to shorten game durations have been a factor to consider when analyzing MLB odds, such as the three-batter minimum limiting the effectiveness of lefty specialists. 

Is Baseball 7 or 9 Innings?

Major League Baseball games are played over nine innings. 

Softball and high school baseball games are played over seven innings.

How Long Is a Baseball Game in College?

Nine-inning games are played in college baseball. Games usually last four around two-and-a-half hours.

A mercy rule is often applied in college baseball, meaning the game can be stopped after seven innings if a team is leading by 10 or more runs. 

If a game is tied at the end of nine innings, extra innings are played until a winner is decided.

How Long Is a Baseball Game in High School?

High school baseball games are played over seven innings. There is a strict time limit of 1 hour, 45 minutes.

Extra innings are played if the teams are tied at the end of the seventh inning and there is time remaining. 

The game will be called if a team is trailing by 20 or more runs after completing three innings at bat. This is 15 runs after four innings at bat and 10 runs after five innings at bat.