How Pete Alonso's Isolated Power Compares to Similar Players

Pete Alonso has posted a career Isolated Power of .263, well above the league average of .128 — a mark that ranks among the best of his generation. His best Isolated Power season came in 2019, posting .323, well above the league average of .183 that year. The lowest point came in 2024 at .219, well above the league average of .157 that year. Production has slipped over the most recent seasons. The figure has moved from .287 in 2023 to .219 in 2024 and .252 in 2025. The slide has continued into 2025, with the production level an open question entering 2026. Some season-to-season variance runs through the career line, but the career average has remained well above league norms across 6 seasons.

Pete Alonso Lifetime Isolated Power

Stats similar to Isolated Power for Pete Alonso
Pete Alonso
Isolated Power
Career0.263
Season Avg.0.263
162 Game Avg.0.263
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Pete Alonso Isolated Power Per Season

Pete Alonso'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, 1B, North America, or players born in the same country — to see how he stacked up year by year.
Pete Alonso Isolated Power per season line chart

Pete Alonso Isolated Power by Team

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

Pete Alonso Isolated Power Year-Over-Year Change

A waterfall chart tracking how Pete Alonso'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.
Pete Alonso Isolated Power year-over-year waterfall chart

Pete Alonso Isolated Power Distribution vs. Comparable Players

Each box summarizes Pete Alonso'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.
Pete Alonso Isolated Power distribution box chart versus comparable players

Pete Alonso Isolated Power — Season-by-Season Breakdown

Every season of Pete Alonso'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.
Pete Alonso Isolated Power season-by-season breakdown table