Iron Horse - 100K

About this race

ITRA source-backed trail_race 100K; category 100K (90-129km); +0 m elevation gain; location Paris.

Is this race a fit?

These notes are generated from listed Sunday Marathon race facts. They are meant for shortlisting and planning, not as a replacement for official organizer instructions.

• Date And Schedule

  Iron Horse - 100K is currently listed for January 2, 2027, which makes the January planning window important for training and travel. Recheck official timing before race week.

• Location Base

  Plan around United States, then verify the exact start area, finish area, packet pickup, and post-race exit route before booking non-refundable travel.

• Course Fit

  Listed course signals include trail surface. Use them to compare effort, pacing risk, and training fit before relying on the race for a specific goal.

• Entry Readiness

  A registration path is listed; review entry rules, refund terms, and transfer policies before paying.

Key facts

Date

January 2, 2027

Location

United States

Start area

Paris — confirm the exact start with the organizer

Events

100K

Surface

Trail

Official source

Registration page & official site

Listing status

Verified · updated May 22, 2026

Before you register

• 1
  Confirm the race-day schedule

  Verify the January 2, 2027 start times, packet pickup (collecting your race bib) and corral (your assigned start group) instructions on the official source before booking travel.

• 2
  Pin the exact start area

  Use United States as the planning region, then confirm the precise start, finish, parking and transport with the organizer.

• 3
  Pick your distance

  Listed options are 100K. Check the source for current per-distance availability and limits.

• 4
  Review entry terms

  Read entry rules, refund terms, participant limits and transfer rules before you pay.

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