How George Jefferson's ERA Compares to Similar Players

George Jefferson posted a career ERA of 2.92, well below the starting pitcher average of 3.87 — a mark that ranked among the best of his era. Across 4 seasons, the ERA arc showed a promising start, with limited data making longer-term conclusions premature. With 4 seasons of data, the ERA arc was above league norms — too limited for reliable trend analysis. Significant season-to-season variance characterizes the ERA profile — ranging from .000 to 40.5 — though the career average remained well above league norms.

George Jefferson Lifetime ERA and Similar Stats

Stats similar to ERA for George Jefferson
George Jefferson
ERA
George Jefferson
Component ERA
George Jefferson
Defense Independent ERA
Career2.923.333.82
Season Avg.2.923.333.82
162 Game Avg.2.923.333.82
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George Jefferson ERA Per Season

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

George Jefferson ERA by Team

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

George Jefferson ERA Year-Over-Year Change

A waterfall chart tracking how George Jefferson's career ERA 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 Jefferson ERA year-over-year waterfall chart

George Jefferson ERA Distribution vs. Comparable Players

Each box summarizes George Jefferson's seasonal ERA 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 Jefferson ERA distribution box chart versus comparable players

George Jefferson ERA — Season-by-Season Breakdown

Every season of George Jefferson's MLB career with ERA 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 Jefferson ERA season-by-season breakdown table