How Jeff Richardson's ERA Compares to Similar Players

Jeff Richardson posted a career ERA of .000, well below the relief pitcher average of 3.96 — a mark that ranked among the best of his era. Across 1 season, the ERA arc showed a promising start, with limited data making longer-term conclusions premature. With 1 season of data, the ERA arc was above league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well above league norms across 1 season.

Jeff Richardson Lifetime ERA and Similar Stats

Stats similar to ERA for Jeff Richardson
Jeff Richardson
ERA
Jeff Richardson
Component ERA
Jeff Richardson
Defense Independent ERA
Career014.523
Season Avg.014.523
162 Game Avg.014.523
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Jeff Richardson ERA Per Season

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

Jeff Richardson ERA by Team

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

Jeff Richardson ERA Year-Over-Year Change

A waterfall chart tracking how Jeff Richardson'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.
Jeff Richardson ERA year-over-year waterfall chart

Jeff Richardson ERA Distribution vs. Comparable Players

Each box summarizes Jeff Richardson'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.
Jeff Richardson ERA distribution box chart versus comparable players

Jeff Richardson ERA — Season-by-Season Breakdown

Every season of Jeff Richardson'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.
Jeff Richardson ERA season-by-season breakdown table