How George Foster's Isolated Power Compares to Similar Players

George Foster posted a career Isolated Power of .206, well above the league average of .128 — a mark that ranked among the best of his era. His best Isolated Power season came in 1973, posting .385, well above the league average of .121 that year. The lowest point came in 1969 at .000, well below the league average of .122 that year. The Isolated Power trended upward through the final seasons. The figure moved from .174 in 1984 to .197 in 1985 and .190 in 1986. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Isolated Power profile — ranging from .000 to .385 — though the career average remained well above league norms.

George Foster Lifetime Isolated Power

Stats similar to Isolated Power for George Foster
George Foster
Isolated Power
Career0.206
Season Avg.0.206
162 Game Avg.0.206
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George Foster Isolated Power Per Season

George Foster's Isolated Power for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, LF, North America, or players born in the same country — to see how he stacked up year by year.
George Foster Isolated Power per season line chart

George Foster Isolated Power by Team

George Foster's career Isolated Power totals broken down by each team he played for, ordered by when he first joined that team.
George Foster career Isolated Power by team bar chart

George Foster Isolated Power Year-Over-Year Change

A waterfall chart tracking how George Foster's career Isolated Power shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
George Foster Isolated Power year-over-year waterfall chart

George Foster Isolated Power Distribution vs. Comparable Players

Each box summarizes George Foster's seasonal Isolated Power alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
George Foster Isolated Power distribution box chart versus comparable players

George Foster Isolated Power — Season-by-Season Breakdown

Every season of George Foster's MLB career with Isolated Power alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
George Foster Isolated Power season-by-season breakdown table