Skip to content

Reference table

ERA Table: Earned run average by Earned runs allowed

Reference table of earned run average for ERA across a range of earned runs allowed values — exact, engine-computed figures you can read off at a glance.

By Vikram Iyer, M.Sc Mathematics · Updated Jun 2026 · 1 min read

This era reference table shows the earned run average for a range of earned runs allowed values, assuming an innings pitched of 180. Every figure is computed with the same engine that powers our ERA Calculator, so the numbers are exact.

Earned runs allowedEarned run average
7.50.38
150.75
231.15
301.50
452.25
603.00
904.50
1507.50
21010.50
30015.00

How to use this table

Find the row closest to your earned runs allowed and read across to the earned run average. For a value between two rows, the real figure sits between them — or enter your exact numbers in the ERA Calculator for a precise answer.

Need a value that is not in the table? — the ERA Calculator does it instantly, for free, with the formula and a worked example built in.

Continue exploring sports calculators with these tools: Running Cadence Calculator, Swimming Laps Distance Calculator, Cricket Batting Average Calculator, Bowling Economy Rate Calculator, Cricket Strike Rate Calculator.

Calculators in this guide

Frequently asked questions

Each cell is computed with the standard formula using exact arithmetic — the same calculation behind our ERA Calculator — so every figure is accurate for the stated assumptions.

Yes. The table covers common earned runs allowed values; for any exact figure, enter your own numbers in the ERA Calculator.

Vikram Iyer · M.Sc Mathematics

Vikram Iyer is a mathematics educator with over fifteen years of teaching experience, specialising in making quantitative concepts clear and practical for everyday use.