Critical Mass is a mass bicycle ride that takes place on the last Friday of each month in San Francisco starting at 5:30 pm at Justin Herman Plaza (foot of Market Street) and in cities around the world. Everyone is invited. No one is in charge. Bring your ...Monthly

San Francisco Bike Party  (not to be confused with Critical Mass) is a monthly celebration of biking for riders of different ages, types, and skill levels to enjoy. Every month is a different theme and you’re encouraged to dress up. San Francisco Bike Party is held on ...Monthly

Oakland Critical Mass is a monthly group bike ride that takes place every first Friday of the month, which starts at 8 pm at the BikeLink bike lockers at 14th and Broadway, and ends at 23rd and Telegraph where Oakland Art Murmur is underway. Critical Mass is argued ...Monthly

San Jose Bike Party is a place to ride bikes, make friends, and have a good time every third Friday of each month at 8 pm. San Jose is the largest city in Northern California, but they are hidden in the suburban sprawl. It’s time ...Monthly

Come get your bike fixed and learn a few things from professional bike mechanic Ryan Murphy who will be available for advice and help with you bike at the Mountain View Library every third Saturday from 11 am to 12:30 pm. Use their tools to work ...Monthly

Critical Mass is a mass bicycle ride that takes place on the last Friday of each month in San Francisco starting at 5:30 pm at Justin Herman Plaza (foot of Market Street) and in cities around the world. Everyone is invited. No one is in charge. Bring your ...Monthly

San Francisco Bike Party  (not to be confused with Critical Mass) is a monthly celebration of biking for riders of different ages, types, and skill levels to enjoy. Every month is a different theme and you’re encouraged to dress up. San Francisco Bike Party is held on ...Monthly

Oakland Critical Mass is a monthly group bike ride that takes place every first Friday of the month, which starts at 8 pm at the BikeLink bike lockers at 14th and Broadway, and ends at 23rd and Telegraph where Oakland Art Murmur is underway. Critical Mass is argued ...Monthly

San Jose Bike Party is a place to ride bikes, make friends, and have a good time every third Friday of each month at 8 pm. San Jose is the largest city in Northern California, but they are hidden in the suburban sprawl. It’s time ...Monthly

Come get your bike fixed and learn a few things from professional bike mechanic Ryan Murphy who will be available for advice and help with you bike at the Mountain View Library every third Saturday from 11 am to 12:30 pm. Use their tools to work ...Monthly

Critical Mass is a mass bicycle ride that takes place on the last Friday of each month in San Francisco starting at 5:30 pm at Justin Herman Plaza (foot of Market Street) and in cities around the world. Everyone is invited. No one is in charge. Bring your ...Monthly

San Francisco Bike Party  (not to be confused with Critical Mass) is a monthly celebration of biking for riders of different ages, types, and skill levels to enjoy. Every month is a different theme and you’re encouraged to dress up. San Francisco Bike Party is held on ...Monthly

Oakland Critical Mass is a monthly group bike ride that takes place every first Friday of the month, which starts at 8 pm at the BikeLink bike lockers at 14th and Broadway, and ends at 23rd and Telegraph where Oakland Art Murmur is underway. Critical Mass is argued ...Monthly

Come get your bike fixed and learn a few things from professional bike mechanic Ryan Murphy who will be available for advice and help with you bike at the Mountain View Library every third Saturday from 11 am to 12:30 pm. Use their tools to work ...Monthly

San Jose Bike Party is a place to ride bikes, make friends, and have a good time every third Friday of each month at 8 pm. San Jose is the largest city in Northern California, but they are hidden in the suburban sprawl. It’s time ...Monthly