United States trail race

Kodiak Ultra Marathons by UTMB

Sat, October 10, 2026 · Big Bear Lake, California

A Southern California mountain ultra weekend around Big Bear Lake with altitude, forest trails, and large US trail-running awareness.

12 weeks to go Good timing for course research, travel planning, terrain-matched long runs, and a structured build.

Race Overview

Kodiak Ultra Marathons by UTMB is a trail race held on Sat, October 10, 2026 in Big Bear Lake, California, United States. TrailSplits currently includes 5 mapped courses for this event, with course maps, elevation profiles, weather context, and pacing tools for the uploaded GPX data.

12 weeks to go

Race route lab

Turn 21K into a local rehearsal route

Open the official GPX in Planner, then choose a nearby start point to build a shorter loop that matches the course demand. This course averages about 29.5 m climb per km.

Race tools — 21K

Sat, October 10, 2026

12 weeks to go

Selected distance

Free training plan — 21K

Vert-focused blueprint with route-finder links into the Planner.

21K plan 19.5 km · 575 m D+

3D Trail Preview

Course map — 21K

Interactive MapLibre preview with the official GPX track.

Min Max

Elevation profile — 21K

Based on the official GPX track.

Loading stats…

Analyze this route in the Planner

Load the GPX directly into TrailSplits for surface analysis and terrain intel.

Official website: https://kodiak.utmb.world/