Chicago Critical Mass - Fri 4/25 5:45p
Read cues and notes for this mass.
See planned route in plotted map form.
See list of ALL rides/groups/channels/events.
Archive of past maps for this mass.
 A Few Clouds 37F N10
 Live feeds, locations, chat, pics, data, ...
Plot where this mass has traveled.
Post by web, email, photo, SMS, ...
Route log, speedometer, ridecast.
Facebook login for personal features.
 HELP, intro, history, videos, ...
Find services, sites, food/bar, train, ...
Get directions between any two points.
Police radio, lights, people counter, links...
Bicycling Danger Action Game!!!
Donate. Free stickers.
Search this site.
Chicago Critical Mass
Fri Apr 25th 5:45p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for more than a decade. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
Cues   Route   Plot   News   More
Find Nearby
Train stops, bike shops, entertainment, parks, ...
Directions, plot, catchup, games, tools, other rides, ...
4/17 3:14p Logan/Wicker/Bucktown peeps - we ride Friday (April 18th)!
CCM RT @ambrdawnb: Day 22: Formed a Pack #30daysofbiking #bikeCHI #Chicago
CCM RT @ROADIECAB: still so odd to me that never is anyone from #bikeCHI mbac at any meetings I have been to. If you supp...
CCM @totallytucson as a native of New Mexico I know the great biking in the Southwest USA. Lucky you!
CCM RT @BicyclingBroad: Reception @BFFbikes with @GiantBicycle's GM Elysa Walk. Mon. May 5- 7 pm, what can bike shops do ...
CCM RT @timbuk2chicago: #Timbuk2 celebrates #EarthDay everyday! Help us to keep #Chicago green by riding your bike or @Di...
CCM RT @ROADIECAB: #bikeCHI pedicab reg meetings were a waste of my time in 2013 & I expect the same next week. many vali...
CCM RT @echointhecity: Hey, #bikechi did you know that this MTB park needs your vote?
CCM RT @deannabellandi: Must stop being willfully ignorant of the weather when pedaling to work. #carryglovesuntiljune #b...
CCM Check out some new items!! "Stanchion Post & Ropes" for crowd control.. Different c...
CCM RT @ROADIECAB: Checking out "Save The #Pedicabs" on The Chainlink:
CCM RT @streetsblogchi: A 72-year-old Riverside man was killed after he stepped out of his car during a traffic dispute.
CCM RT @activetrans: Happy Earth Day! Check out the environmental benefits of biking - you'll prevent a literal ton of po...
CCM “@BriTheWebGuy: Sad. The cyclist hit by a van in Roselle has died. #bikechi” wow! Very sad
CCM RT @Bunggator: @ChiCritMass "@nbcchicago: Bicyclist hit by van in Elgin @KyeCommuteNBC"  © 2014 Andrew Bedno