Mark McGwire Career Isolated Power Overview

Mark McGwire's Isolated Power was 0.325 for his 16-year Major League Baseball career. 1998 was his best season when his Isolated Power was 0.454 and his worst season was 1991 when his Isolated Power was 0.182. Mark McGwire outperformed similar player cohorts when comparing career totals, besting USA (0.113955), Baby Boomers (0.11291), Y (0.158287), mlb (0.115364), and 1B (0.141746) player career averages. See the charts and graphs below that visualize this information in more detail.

Isolated power (ISO) is a metric used to quantify a player's raw hitting power and is calcuated by subtracting batting average from slugging percentage. Generally, for Isolated Power, higher is better. (Source)

Mark McGwire Lifetime Isolated Power

Stats similar to Isolated Power for Mark McGwire
Mark McGwire
Isolated Power
Career0.325
Season Avg.0.322
162 Game Avg.0.325
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Mark McGwire Isolated Power By Year Line Chart

This line chart shows Mark McGwire's yearly Isolated Power for each season of his Major League Baseball career. Also included, for comparison, are yearly player averages for MLB, Hall of Fame players, 1B, and players from their country of birth. For these groups, averages are calculated for each group's performance for the defined year.
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Mark McGwire Isolated Power By Year Change

This waterfall chart attempts to show how Mark McGwire's career Isolated Power changed per season. This data is cumulative for each season, each column represents the career Isolated Power Mark McGwire had at that season in his career.
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Mark McGwire Isolated Power By Year Box Chart

This chart attempts to draw comparisons between Mark McGwire and related player groups by summarizing Isolated Power for each season played by Mark McGwire. The box represents the middle 50% of the data for each player with the line in the box being the median value. The whiskers represent the ranges for the top and bottom 25% of the data. Review the spread and medians to draw your conclusions!
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Mark McGwire Isolated Power Per Season Stats Table

This table shows Mark McGwire Isolated Power stats per season for his full MLB career with the aggregations’ sum, average, minimum, maximum, and median. Also included, for comparison, are season player averages for MLB, Hall of Fame players, 1B, and players from their country of birth. The comparisons are calculated for each group for each year of Mark McGwire career.

Note: "—" indicate there were no players for comparison for a specific year. Most commonly this happens for the hall of fame group where there may not have been a hall of famer playing that year.
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