HERS Breast Cancer Foundation 5K and 10K logo

HERS Breast Cancer Foundation 5K and 10K

HERS Breast Cancer Foundation 5K and 10K is a running race on September 26, 2026 in Fremont, CA.

Date
September 26, 2026 (2 days to go)
Sport
Running

Events

10K
5K

Race-Day Forecast

Live forecast from the U.S. National Weather Service.

Race day

Saturday, 9/26

High

73°

Low

56°

Conditions

Mostly sunny

Chance of Rain

0%

Wind

2 to 12 mph

Sunrise 6:59 AMSunset 6:58 PMDaylight 11h 59m

About Fremont, CA

Population

228,518

as of 2023

City Elevation

57 ft

Nearest Airport

SJC

Norman Y. Mineta San Jose International Airport · 15 mi

Time Zone

Pacific Time

From Endurance Grid

A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.

Race Location

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at HERS Breast Cancer Foundation 5K and 10K, put it on the calendar, and turn “someday” into a start date.

2

Days to train

Race
HERS Breast Cancer Foundation 5K and 10K
Date
September 26, 2026

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About This Sport

Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions

What is the HERS Breast Cancer Foundation 5K and 10K?
HERS Breast Cancer Foundation 5K and 10K is a running race held in Fremont, California on September 26, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the HERS Breast Cancer Foundation 5K and 10K?
Saturday, September 26, 2026 in Fremont, California at 2100 Isherwood Way. Check the event page for exact start times and wave schedules.
How do I register for the HERS Breast Cancer Foundation 5K and 10K?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

HERS Breast Cancer Foundation 5K and 10K

Sep 26, 2026

Register