Black Mountain 50K

20221223
2026-06-20
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Jun 20, 2026 at 6:30 AM

Black Mountain 50K

Eagle Creek

San Lorenzo CA, 95080

USA

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Entry Fee $135
(Lowest or Early Registration)

Entry Fee 2 $155
(Highest or Late Registration)

Prize Money: no

Distance(s):

  • 13.1M
  • 25K
  • 50K

Type: Ultra

Percent of the course on un-paved trails: 95%

First Year of the Event: 2010

Description:

Run through 300 foot tall, 1500 year-old Coastal Redwoods, lush stream canyons, open meadows, pine and oak forests, and high dry chaparral-covered ridges. The Half Marathon, 30 Km, Marathon, and 50 Km events cross the San Lorenzo River (shown below) multiple times!
(Distances are accurately measured using a Rolatape® surveyor’s measuring wheel.)

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Map

Past Event Dates

Held on Jun 20, 2026

Held on Jun 21, 2025

Held on Jun 22, 2024

Held on Jun 17, 2023

Held on Jun 18, 2022

Held on Jun 19, 2021

Event Results