How Dave Zearfoss's Isolated Power Compares to Similar Players

Dave Zearfoss posted a career Isolated Power of .045, well below the league average of .128 — production that significantly underperformed against league baselines. His best Isolated Power season came in 1897, posting .200, well above the league average of .094 that year. The lowest point came in 1898 at .000, well below the league average of .076 that year. The Isolated Power trended upward through the final seasons. The figure moved from .000 in 1898 to .025 in 1904 and .039 in 1905. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Isolated Power profile — ranging from .000 to .200 — though the career average remained well below league norms.

Dave Zearfoss Lifetime Isolated Power

Stats similar to Isolated Power for Dave Zearfoss
Dave Zearfoss
Isolated Power
Career0.045
Season Avg.0.045
162 Game Avg.0.045
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Dave Zearfoss Isolated Power Per Season

Dave Zearfoss'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, C, North America, or players born in the same country — to see how he stacked up year by year.
Dave Zearfoss Isolated Power per season line chart

Dave Zearfoss Isolated Power by Team

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

Dave Zearfoss Isolated Power Year-Over-Year Change

A waterfall chart tracking how Dave Zearfoss'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.
Dave Zearfoss Isolated Power year-over-year waterfall chart

Dave Zearfoss Isolated Power Distribution vs. Comparable Players

Each box summarizes Dave Zearfoss'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.
Dave Zearfoss Isolated Power distribution box chart versus comparable players

Dave Zearfoss Isolated Power — Season-by-Season Breakdown

Every season of Dave Zearfoss'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.
Dave Zearfoss Isolated Power season-by-season breakdown table