What is the Batting Order in Baseball
The batting order is the sequence in which nine players are scheduled to bat throughout a baseball game, determined by the manager before each game and designed to maximize the team's run-scoring potential.
The batting order (also called the lineup) is the fixed sequence in which a baseball team's nine players are scheduled to bat during a game. Before the first pitch, the manager submits the lineup card to the umpire, and players must bat in that exact order throughout the game. The batting order is one of the most consequential pre-game decisions a manager makes — different orderings of the same players produce meaningfully different run-scoring outcomes over a full season.
The Nine Spots and Their Traditional Roles
1. Leadoff Hitter
The first batter sets the table for the entire inning. Traditionally selected for:
- High on-base percentage (OBP) — must get on base frequently
- Speed — can steal bases and score from first on extra-base hits
- Plate discipline — works counts and sees more pitches early, giving teammates a scouting preview
2. Two-Hole Hitter
Historically a contact-first player who could execute the hit-and-run and move the leadoff runner. Increasingly in modern baseball, the two-spot is home to the second-best offensive player — someone who sees a lot of pitches with a runner on base.
3. Three-Hole Hitter
The best overall hitter by many analytical models. Typically the player with the highest OPS (On-Base Plus Slugging), combining contact ability with power. The three-hole gets the most plate appearances of any productive run-scoring spot over a season.
4. Cleanup Hitter
The primary power threat. Bats with runners on base more than any other spot in the lineup, making run production (RBI totals) the core job requirement.
5. Five-Hole
A secondary power hitter who protects the cleanup spot — opposing pitchers can't pitch around the cleanup hitter if the five-hole hitter is equally dangerous. Often a high-slugging player who does damage against left-handed pitching.
6–7. Middle Order
Reliable everyday players who contribute run production but may have a gap in one skill. Teams vary widely in how they stock these spots.
8. Eight-Hole
Traditionally the second-weakest offensive player, kept high enough that a good inning still brings them around to score. In the National League era before universal DH, the eight-spot was often used to not completely waste pitches before the pitcher's at-bat.
9. Bottom of the Order
Either the weakest hitter (traditional approach) or, in analytical lineups, a second leadoff-type player who can cycle the order efficiently and put runners on base before the top of the lineup bats again.
Batting Order and At-Bats Over a Season
The leadoff hitter gets approximately 100 more at-bats per season than the ninth-place hitter, simply due to batting order position. This is why putting a player with a low OBP at the top of the order is so costly — that extra opportunity to get on base cycles through the lineup more often than almost any other decision a manager makes.
Modern vs. Traditional Lineup Construction
| Position | Traditional Role | Modern Analytic Role |
|---|---|---|
| 1st | Speed, contact | Best OBP on team |
| 2nd | Contact, hit-and-run | Second-best hitter |
| 3rd | Best all-around | Best hitter (OPS) |
| 4th | Best power | Best power/RBI producer |
| 9th | Weakest hitter | Second leadoff type |
Pinch Hitter Impact on the Batting Order
When a pinch hitter replaces a player in the batting order, the pinch hitter takes that spot in the order for the rest of the game. The original player cannot return. Managers manage pinch-hitting decisions carefully to avoid disrupting run-scoring positions in the batting order late in a close game.
Batting Average vs. OBP in Lineup Selection
While batting average was historically the dominant metric for evaluating lineup candidates, modern teams prioritize on-base percentage (OBP) — because a player who walks 80 times per year contributes more to run-scoring than a player who hits .280 but barely walks. The Moneyball era made this distinction famous, and it's now the consensus framework for lineup construction across professional baseball.
For fans who want to dive deep into batting order analysis and lineup optimization tools, FanGraphs is the leading sabermetrics resource covering lineup data across all of MLB.