2026 AC100 Race Weekend Schedule and Runner Information

Runner on the Angeles Crest 100 course in the San Gabriel Mountains

Welcome to the 36th Annual Angeles Crest 100 Mile Endurance Run, starting at 5:00 AM Saturday, October 3, from Loma Alta Park in Altadena. The schedule of events are as follows: October 2, 2026, Friday at Loma Alta Park in Altadena. Registration: 8:00AM – 12:00 PM Drop bag collection: 8:00AM – 10:30 AM ⚠️ Drop […]

2026 Race Status

Originally written June 22, 2026 Updated July 17, 2026 By Ken Hamada, Race Director Introduction Putting on the 2026 race has been extremely difficult because of two major challenges: The aftermath of the 2025 Eaton Fire, which closed the Idlehour Trail. Highway 2 closures caused by this year’s winter storms. Course Challenges In 2025, we […]

Status of the 2026 AC100

⚠️ 2026 AC100 Course Update & Hwy 2 Closures The 2025/2026 Winter Storm caused significant damage to Hwy 2 in two key areas: Between Vincent Gap and Islip Saddle Near Mt Waterman Ski Area As a result, Hwy 2 is currently closed: Between Three Points and Cloudburst At Big Pines near Wrightwood 🚫 You cannot […]

Earn Your Way In: The Sterling Silver Ticket Path to AC100

Earn your spot in one of the nation’s toughest 100-mile races—not by luck, but by determination. The Angeles Crest 100 rewards grit and talent. With the Sterling Silver Ticket series, you shape your own path to the starting line—no lottery needed. In the past three editions of AC100, Sterling Silver qualifiers haven’t just made it […]

Welcome to the 35th Annual Angeles Crest 100 Mile Endurance Run

AC100 2016 Ruperto Romero. Photo: Dahiya

Angeles Crest 100 Mile Endurance Run, starting 5:00 AM Saturday, August 2, 2025, from downtown Wrightwood. It is an Out N Back Race, starting in Wrightwood, turn around at Shortcut (50 miles) and finishing in Wriightwood. The schedule of events are as follows: August 1, Friday in Wrightwood: Registration: 8:00AM – 12:00 PM mandatory Drop […]

This year’s race is ON

This year’s race is definitely ON. I talked to my USFS Contact and they said they will give me Special Permit to pass thru the Bridge Fire Burn Area which is officially closed until December 31, 2025. And there is a good chance they will rescind the Burn Area Closure Notice before December 31, 2025. […]

Status of 2025 AC100 after the Eaton Fire

INTRODUCTION  This year we had to deal with two major fires: the Bridge Fire in  the Wrightwood area and the more recent Eaton Fire. Both fires  have closed major sections of the racecourse until December 31,  2025.  The Bridge Fire started on September 8, 2024 and burned  through November 24, 2024. It burned 56,030 acres […]

Status of 2025 AC100

INTRODUCTION The Bridge Fire started on September 8 and burned through November 24, 2024.  It burned 56,030 acres in the Wrightwood (WW) area that included both Inspiration Point (IP) and Vincent Gap (VG) and Grassy Hollow and other Campground area.  During the peak of the fire, WW residents were required to evacuate their homes in […]

AC100 April 2024 Status Report

2019 AC100. Photo: Run Vertical Productions.

INTRODUCTION   The basic plan for 2024 AC100 is to finish in Altadena via  Kenyon/Devore Trail to the top of Mt Wilson, bypassing Chantry.  The race will pass through Shortcut (SC) and go on the Edison  Road to Newcomb Saddle East but after Newcomb Saddle East,  it will go on the Rincon-Redbox Road through West […]

Status of 2024 AC100

INTRODUCTION   The 2024 AC100 course will be the same as the 2023 AC100 Course.  Chantry Flats area remains closed due to ongoing major repairs to the Upper Winter Creek Trails and lower Santa Anita Canyon Trails.  The problem is the Bobcat Fire severely damaged the vegetation that retained the canyon drainage after a heavy […]