MLB Team Pitching Statistics (2024)

Summary Statistics
Data Wrangling
Data Filtering
Data frames
Pandas
Python
This dataset is from baseball-reference.com and summarizes each teams pitching stats from the 2024 season. This will include stats such as ERA, Strikeouts, Innings Pitched, etc.
Author

Austin Hayes

Published

July 14, 2025

Motivation

This dataset comes from Baseball Reference and contains MLB team pitching stats from 2024. This dataset will be used to find key statistics and about which teams did best during that season. Through this dataset, students can learn about the Pandas library and how it is useful for filtering data.

Data

Each row represents a team in the MLB. There are 32 rows (Including a total and league average row), meaning only 30 of those rows represent an individual team. There is no missingness in the data.

mlb_team_pitching_2024.csv
Variable Description
Tm Team Name
‘#P’ Number of Pitchers Used
PAge Pitchers’ average age. Weighted by innings pitched
RA/G Runs Allowed per Game
W Wins
L Losses
W-L% Win-Loss Percentage
ERA Earned Run Average
G Games Played
GS Games Started
GF Games Finished
CG Complete Games
tSho Team Shutouts (Total)
cSho Combined Shutouts
SV Saves
IP Innings Pitched
H Hits Allowed
R Runs Allowed
ER Earned Runs
HR Home Runs Allowed
BB Bases on Balls (Walks)
IBB Intentional Walks
SO Strikeouts
HBP Hit By Pitch
BK Balks
WP Wild Pitches
BF Batters Faced
ERA+ ERA Adjusted for Ballpark and League (100 = average)
FIP Fielding Independent Pitching
WHIP Walks + Hits per Inning Pitched
H9 Hits Allowed per 9 Innings
HR9 Home Runs Allowed per 9 Innings
BB9 Walks per 9 Innings
SO9 Strikeouts per 9 Innings
SO/W Strikeout-to-Walk Ratio
LOB Runners Left On Base

Questions

This dataset was used to make a Pandas library learning module in Python and students are asked about how to import data, how to filter the data, how to drop the data and how to calculate key statistics from the data frame.

References

https://www.baseball-reference.com/leagues/majors/2024.shtml#all_teams_standard_pitching