Chicago White Stockings Earned Run Average Leaders

Career totals with the Chicago White Stockings and the best single seasons in club history. Includes the 2026 season through September 27: these records are rebuilt every night, so a mark set yesterday is here this morning.

Chicago White Stockings records →

George Zettlein holds the Chicago White Stockings career record with 2.18 earned run average. The single-season record is 1.28, by George Zettlein in 1875.

ERA W SO SV WHIP IP K/9 BB/9 K/BB SHO CG GS G L BB W-L%

Rate records use the league's own minimums: a season needs the standard 1.0 inning per team game with the club, a career 1,000+ innings pitched with the club.

All-time Chicago White Stockings leaders

Career totals with the club

#	Player	With the club	ERA	G
1	George Zettlein	1871–1875	2.18	116

Single-season Chicago White Stockings records

Best seasons in club history

#	Player	Season	ERA	G
1	George Zettlein	1875	1.28	31
2	Mike Golden	1875	1.89	14
3	Jim Devlin	1875	1.93	28
4	George Zettlein	1874	2.43	57
5	George Zettlein	1871	2.73	28