Course map, elevation profile & surface
Fly the course
Follow the route over 3D terrain, mile by mile.
Race-day light
For a 13:55 finish (an estimate) · starting 7:00 AM Jun 14. Dark means the sun below civil twilight.
Climbs
12 climbs · 10,479 ft totalbiggest firstAid stations as published on the course file
| Aid station | Mile | km |
|---|---|---|
| M00 & M61-Start/Finish | 0.0 | 0.0 |
| A M14 & M47- Armstrong Pass Aid Station | 14.4 | 23.1 |
| A M32-Housewife Hill Aid Station | 30.6 | 49.2 |
Badge colours match the markers on the map above — always confirm locations and cutoffs with the race organizer.
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Conditions typical race-day weather for Jun 14 at the start
Typical = the median of 2016–2025 for Jun 14 ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.
Race almanac 1 year of this race
Past editions
On race day it reached 75°F at the start, with a low of 51°.
| Year | Start °F | Rain | Wind |
|---|---|---|---|
| 2026 Jun 14 | 75°/51° | dry | 7mph |
race-day weather from the Open-Meteo historical archive (ERA5) at the start line.
Reviews what runners who have been there say
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About this course
Tahoe 100k — 2026 covers 61.1 mi (98.3 km) with 10,727 ft of elevation gain. That is about 176 ft per mile of climbing, and 10,727 ft of descent. The course tops out at 9,705 ft and bottoms out at 6,535 ft. There are 2 aid stations on course; the longest stretch between aid is 30.5 mi. The profile has 12 sustained climbs; the biggest is the climb from mi 36.7, +1,677 ft over 4.1 mi at 7.8% on average (steepest stretch 14%). Race day is June 14, 2026, starting at 7:00 AM; the sun rises at 5:34 AM and sets at 8:27 PM. Typical race-day weather at the start: a high of 69°F and a low of 41°F, with a 13% chance of a wet day. The interactive map above shows the full route with its elevation profile and aid stations, built from the course's GPS file.
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Course history
- Oct 29, 2026Added to the catalog
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