A Call to the Entire Southern California Cycling Communities Calling all cyclists, bike clubs, bike crews, advocacy groups, and participants from Los Angeles, the Inland Empire, Orange County, Ventura County, and beyond. This is a must attend LA Critical Mass...

As October comes to a close, LA Critical Mass is preparing for one of the most exciting and meaningful rides of the year. This month's event combines community engagement, Halloween festivities, music, and the positive energy that has made...

The first ride of the Fall season became one of the most impactful moments of 2026 for Los Angeles Critical Mass. With traffic violence continuing to rise across Los Angeles and surrounding counties, this month’s ride carried a deeper...

Los Angeles cyclists are grieving again — and this time, the loss hits painfully close. Thirteen‑year‑old Hernan Martinez was killed in Hyde Park, and his family is now living through the nightmare no parent should ever face. In response,...

The death of Benjamin Montalvo was not an accident — it was the direct result of a system that failed to protect the public. https://youtu.be/rRuEpKzG3Rc?si=VmQDFyowqaW5F7ri A driver with a documented history of DUIs, hit‑and‑runs, and reckless conduct was continually permitted to...

Los Angeles streets have once again witnessed tragedy, and this Friday’s Critical Mass ride will stop to confront it directly. Families are grieving, cyclists are demanding accountability, and the community will gather at the main break for a 220‑second die‑in...

A city‑wide surge of unity — last month’s ride left a real impact. Last month’s ride wasn’t just big — it was a city‑wide surge of unity that left a lasting impact on every community we rolled through. From...

A look at the people, partnerships, advocacy efforts, and initiatives shaping the future of cycling in Los Angeles. Welcome to the July-August 2026 of This Is Critical Mass. As LA Critical Mass continues to grow, we are committed to improving communication...

LA Critical Mass is issuing an important update regarding the Santa Barbara → Santa Monica Century Ride. Amtrak has announced another round of Pacific Surfliner track maintenance scheduled for the weekend of September 19th, 2026. This is the same...

A Massive End‑of‑Summer Celebration With Live Performers, DJs, Hollywood Celebrities, International Visitors, and Thousands of Cyclists The final ride of the 2026 Summer Ride Series is here, and LA Critical Mass is closing out the season with the biggest, loudest,...