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50K Races in Indiana

As of October 6, 2026, Crewable lists 6 upcoming 50K races in Indiana from October 2026 to June 2027. The next is The Big BO 50k on October 10 in Indianapolis. Registration is open for 4.

Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites

Race calendar

October 2026

4 races

  1. The Big BO 50k

    Indianapolis, IN
    50K25K+2
    Open until Oct 10from $40

March 2027

1 race

  1. OPSF5050

    Poland, IN
    50 mi50K+2
    Closes Apr 19, 2027from $45

June 2027

1 race

Quick answers

What is the next 50K race in Indiana?

The Big BO 50k, on Saturday, October 10, 2026, in Indianapolis. Distances: 50K, 25K, 10K.

How many 50K races in Indiana have open registration?

4 of the 6 list registration as open as of October 6, 2026, including The Big BO 50k, Tecumseh Trail Challenge and New Hope Wesleyan Ultra Trail Run.

What is the busiest month for 50K races in Indiana?

October 2026, with 4 of the 6. March 2027 follows with 1.

Cities in Indiana

Indianapolis5

Neighboring states

Illinois12Kentucky71Michigan146Ohio11

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