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Stay updated with the largest community bicycle ride in the U.S.A.

Stay updated with the latest with Los Angeles Critical Mass. Whether you’re an experienced cyclist or simply interested in the rides, we’ll ensure you have all the important information at your fingertips.

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LACM In the News

In the News

Safety in Communication: Fund Rapid Radios for Our Ride Marshals

Help Us Equip Our Volunteer Marshals with Rapid Radios L.A. Critical Mass is powered by volunteers who guide, protect, and uplift thousands of riders every month. To keep our rides safe and coordinated, we’re raising funds to purchase rapid radios...
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October 2025: Hollywood Halloween Dance Party

Los Angeles Critical Mass Friday, October 31, 2025 This Halloween, Los Angeles Critical Mass transforms into something extraordinary. As the moon rises over the city, thousands of riders will take to the streets—not just in costume, but in full creative...
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Zero Tolerance, Full Accountability: A Message to Our Participants

Los Angeles Critical Mass has always been more than a bike ride. Since the mid-1990s, we’ve gathered under the city lights to celebrate movement, community, and visibility. What began with pedal-powered bicycles has evolved with the times—welcoming e-bikes, Surrons,...
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From Ragtag to Respected: The Journey of L.A. Critical Mass

In 1995, Los Angeles Critical Mass began as a loose, passionate group of cyclists reclaiming the streets with joy, defiance, and unity—riding for recognition, and for liberation. There was no leadership. No structure. Just a chaotic, unruly swarm of misfits...
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Fueling the Ride: Chargel Joins Forces with L.A. Critical Mass

No Crash, All Drive: A Sponsorship That Fuels Purpose and Pedals Progress Los Angeles Critical Mass is thrilled to announce a new sponsorship with Chargel, the non-caffeinated energy gel brand designed to fuel movement with clean, crash-free momentum. This partnership...
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You’re Not Alone: Prevention Hotlines for Our Riding Community

Support resources for Critical Mass participants in Los Angeles—because no one should face their struggles alone. Every month, thousands of riders roll through the streets of Los Angeles with Critical Mass. We ride for joy, for justice, for visibility—and sometimes,...
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Los Angeles Critical Mass: Celebrating Hispanic Heritage Month with Marc Solo AKA Hey Solo

Art in Motion: Supporting Local CreativesAt Los Angeles Critical Mass, we don’t just ride—we uplift. Every month, we spotlight local artists and performers who bring their talent to our main break, turning the ride into a rolling celebration of...
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Volunteers Needed for Los Angeles Critical Mass: Ride Marshals Wanted!

Join Us in Making a Difference! Los Angeles Critical Mass is calling for enthusiastic volunteers to help us ensure a safe and enjoyable ride for everyone. We are specifically looking for Ride Marshals to assist in managing our upcoming events. What...
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Mental Wellness and Los Angeles Critical Mass: A Deep Dive

Los Angeles Critical Mass is a monthly bike ride that brings together cyclists of all backgrounds to celebrate cycling and advocate for safer streets. This event, which attracts thousands of participants each month, not only promotes cycling as a...
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Los Angeles Critical Mass: August 2025 Ride Recap

This month marked the conclusion of our Summer Ride Series, and we celebrated by exploring the city of champions. Participants were treated to breathtaking views of the city's landscapes and iconic stadiums, renowned for hosting all-star athletes, top teams,...
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The World Famous Los Angeles Critical Mass

The largest community bicycle ride in the U.S.A. and the largest event in the city of Los Angeles every last Friday of every month.

#LosAngeles #Hollywood #Koreatown #HancockPark #Larchmont #DTLA #BeverlyHills #Westwood #Melrose #EchoPark #NELA #SantaMonica #Venice #MidCity #Lemert #SFV #EastLA #CulverCity

Latest News

Five lucky participants will win $100 each at this month’s December’s Critical Mass

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This month’s Los Angeles Critical Mass main break is...

The Champion Ride: November 2025 we rode 28 miles

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November’s Critical Mass became the motherlode of all LA...

Los Angeles Critical Mass is riding to the San Fernando Valley

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This Friday, Los Angeles Critical Mass is rolling deep once again — this time heading north into the San Fernando Valley.

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