CONQUERING CANCER
ONE MILE AT A TIME
Concern is an official charity partner with the Los Angeles Marathon and LA 5K. Funds raised by TEAM CONCERN and their charity partners support cancer research and special grant gifts outside of research.
Join Team Concern in the Fight Against Cancer!
Concern Foundation, the official charity partner of the LA Marathon, is leading a mission to fund lifesaving cancer research and support programs for patients and their families. This year, we’re teaming up with a group of organizations under the banner of Team Concern to participate in the 2026 LA 5K and Los Angeles Marathon to continue paving the way toward a world without cancer.
For the past 17 years, Team Concern has raised over $1.9 million, fueling groundbreaking cancer research and vital patient services both locally and globally. Join us in our 18th year and be part of the fight against cancer!
How to Sign Up for a Race:
Choose Your Race: Select the race you want to join by clicking the button below.
Pay the Registration Fee: During payment, be sure to select an organization in the "Additional Information" section.
Get Your Registration Link: Once payment is complete, a message with your registration link will appear, and you’ll also receive an email from Bloomerang with the link (check your spam folder if necessary).
Complete the Registration Form: Click the link, fill out the form, and enter your credit card information again (don’t worry, you will NOT be charged for unmet fundraising goals or for registration again).
Note: If you're registering multiple runners, each one will need their own completed form, even if the payment has already been made for all participants.
Personalize Your Fundraising Page: After registering, a fundraising page will be created automatically. Click “Go to My Fundraising Account” to personalize your page, join your fundraising team, and start sharing.
Receive Your Confirmation: Once the form is submitted, you'll get a confirmation email from The McCourt Foundation. As race weekend approaches, you'll receive another email with a QR code, which you'll need to pick up your race bib at the Expo on March 6-7.
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LA 5K
Sat. March 7, 2026
$45 entry fee
$150 minimum fundraising commitment
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Charity Half
Sun. March 8, 2026
$150 entry fee - limited spots!
$650 minimum fundraising commitment
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LA Marathon
Sun. March 8, 2026
$190 entry fee
$650 minimum fundraising commitment
Last day to register for the 5K and LA Marathon is at noon, February 17, 2026 or at sellout, whichever comes first.
Please note that all full marathon and charity half marathon runners will need to pick up their bib on Friday, March 6 or Saturday, March 7 at the LA Marathon Expo. There will be no exceptions. Those participating at the LA 5K may pick up their bib race morning.
There are no refunds, transfers, or deferrals of the 2026 Los Angeles Marathon for any reason including an event cancellation, event conducted at a shorter distance or virtual event, or the event being rescheduled.
This year, Concern Foundation is teaming up with the following organizations to raise funds for cancer research and important programs for cancer patients and their families.
Who is part of Team Concern?
Curious to see how much we've raised so far?
Can't Join Us but Still Want to Help Conquer Cancer?
Even if you can't participate in the LA Marathon or LA 5K, you can still make a difference! There are two impactful ways you can support Team Concern and our mission to conquer cancer:
1. Create a Fundraising Page:
Become a champion for cancer research by creating your own fundraising page. Rally your friends, family, and community to join the fight against cancer. Every dollar raised brings us closer to a cure!
2. Donate to Team Concern:
Support our runners and help fuel cancer research by making a direct donation. Your generous contribution ensures we can continue to make strides in conquering cancer, one mile at a time.
