How Ken Johnson's ERA Compares to Similar Players

Ken Johnson posted a career ERA of 3.46, below the starting pitcher average of 3.87 — production that kept him consistently ahead of most peers. His strongest ERA season came in 1963, posting 2.65, well below the starting pitcher average of 3.47 that year. The highest point came in 1958 at 27.0, well above the starting pitcher average of 3.8 that year. Production slipped through the final seasons. The figure moved from 3.47 in 1968 to 3.89 in 1969 and 7.5 in 1970. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the ERA profile — ranging from 2.65 to 27.0 — though the career average remained above league norms.

Ken Johnson Lifetime ERA and Similar Stats

Stats similar to ERA for Ken Johnson
Ken Johnson
ERA
Ken Johnson
Component ERA
Ken Johnson
Defense Independent ERA
Career3.463.253.79
Season Avg.3.463.253.79
162 Game Avg.3.463.253.79
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Ken Johnson ERA Per Season

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

Ken Johnson ERA by Team

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

Ken Johnson ERA Year-Over-Year Change

A waterfall chart tracking how Ken Johnson'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.
Ken Johnson ERA year-over-year waterfall chart

Ken Johnson ERA Distribution vs. Comparable Players

Each box summarizes Ken Johnson'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.
Ken Johnson ERA distribution box chart versus comparable players

Ken Johnson ERA — Season-by-Season Breakdown

Every season of Ken Johnson'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.
Ken Johnson ERA season-by-season breakdown table