2026 Summer Newsletter

Building trails, Trust, and Community.

Summer has arrived, bringing warm weather and ideal trail conditions—perfect for riding solo or introducing family and friends to the trails we steward.As America celebrates its 250th anniversary this July 4th, we’re reminded of the value of shared spaces and outdoor recreation that brings communities together. As we head into Q3, CAMBr continues to build on the strong foundation set earlier this year, and we’re excited to share what’s ahead:

Website & Member Tools

Our new website at CAMBr.org continues to roll out with enhanced features. In Q3, watch for an online merchandise store and expanded member resources. Follow CAMBr.org and our Facebook page for announcements.

Expanding Partnerships

We’re building stronger ties with local businesses, NICA, and SRAM to grow youth access to trails.

Interested in joining or coaching a NICA team in Illinois? Learn more here.

New Trail Systems

Hickory Creek is opening to the public this summer. Watch CAMBr.org and Trailbot for updates.

Freedom Park has been the focus of regular spring and summer workdays. Crews have cut 1 mile of singletrack so far, with GPS mapping ongoing and underway. We need volunteer hands now more than ever to help hit our project goals—the sooner we finish, the sooner we ride. Attend a workday here.

 Wet Trail Conditions & Spring Riding Etiquette

By July, Chicago’s trails are typically dry and hard-packed — ideal for riding and great news for trail preservation. But summer is unpredictable. Heavy thunderstorms can saturate soil quickly, and a single ride on wet trails can undo months of volunteer work. 

Beyond trail conditions, summer brings mosquitoes and ticks that thrive in warm, humid weather, so lightweight long sleeves, regular tick checks, and DEET-based insect repellent are worth the effort. Heat and humidity also increase your risk of dehydration and heat exhaustion. Drink plenty of water, take breaks in shaded areas, and know the signs of heat illness — dizziness, nausea, or unusual fatigue mean it’s time to get off the trail and cool down. Riding responsibly means protecting yourself as well as the trails we all share. 

Check Trailbot before you head out to stay informed about sudden condition changes and make smart decisions about which trails are ready to ride.

Apple

Google Play

How to use Trailbot

  1. Download from the app store listed above
  2. Go to the region tab
  3. Click on the trail systems you ride
  4. Click the 3 dots in the top right corner, then ‘Add to Home Screen Widget’
  5. Check conditions before you leave to ride

Calendar of Upcoming Events

Chicagoland Race Series: Signup here

  • Raceway Rally: 7/26/26
  • Paul Douglas Pursuit: 8/9/26
  • Palos Meltdown: 8/23/26


Weekday Group Rides
(*conditions dependent)

Monday – Saw Wee Kee – Meet at 2nd lot, 6 p.m
Tuesday – Raceway Woods – Meet at the silo, 6 p.m
Wednesday – Palos – Meet at Maple Lake East, 5:30 p.m
Thursday – Paul Douglas Woods – Meet at Crank Revolution, 6 p.m

Trail Volunteer Spotlight: Walt Calder

I found out about CAMBR about 10 years ago. I heard there were trails being built in Raceway Woods, so I headed over to check them out. Corkscrew, Little Monza and Meadowdale were already finished, and they were just starting Serpentine. I came across the trail crew and they seemed like they were having a good time, and they talked me into joining them the following Saturday. I didn’t miss many trail days at Raceway for the next 5 years. 

About that time, I realized my berm riding skills were not where I wanted them to be. Some of the trail crew suggested I go check out Andres bike park as they have a bunch of berms there to practice on. I saw that the park could use some help, so I started dedicating more of my volunteer time over there. I kinda have a passion for the bike park as I believe it’s a great asset to the community. Young and old hanging out together, playing bikes, how fun is that.  

I also spent many days helping build out Paul Douglas, which I have come to really enjoy now as well as Raceway and Andres. 

I enjoy the camaraderie of the trail crew and the pride that comes from giving back to the community. We are lucky to have these places to get outside and enjoy our hobby. 

If you live near the new trails being developed, find out about their workdays and make a point of helping out a day or two. They will get open sooner and you will be able to say you helped get the place open. If you live near one of the already open trail systems, they always need trimming, site lines improved and other maintenance.  Make a point of working at least a day a year. It’s a good workout, and you can take some pride in knowing that you pitched in.

Chicago Trails Facts and History

A Hidden Chapter: The Science Behind Palos 

Palos Forest Preserve holds a remarkable piece of American history beneath its trails. During World War II, physicist Enrico Fermi and his team created the world’s first controlled nuclear chain reaction at the University of Chicago, then relocated their reactor and research to the remote Palos Hills area. When the work concluded and the site closed in 1956, radioactive material from their experiments was buried and capped with concrete barriers—where it remains today. The Illinois Department of Public Health has determined it poses no apparent public health hazard from normal recreation, and small markers throughout the preserve remind visitors of this layered history. If you’ve ridden Palos, you may have ridden the pipeline trail, which rolls right next to this remarkable burial site.  

The trails we ride carry complex stories. Understanding this landscape—and respecting why land managers care about how we use it—strengthens our commitment to stewardship and long-term access.

Closing and Call to Action

CAMBr’s success isn’t accidental—it’s the result of dedicated volunteers, thoughtful stewardship, and members who believe sustainable trail access is earned, not given. Thank you for being part of this community.

We’ll see you on the trails.

Ride on,
Your CAMBr Board

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CAMBr Current
Trail Conditions

Natural surface trails and bike parks can be easily damaged when they’re soft, wet and/or muddy.  All trail users should stay off the singletrack trails and jump lines unless they’re dry, or frozen solid.  CAMBr volunteers put in many thousands of hours each year maintaining and constructing trails, and we closely monitor their condition.  

CAMBr uses the Trailbot smartphone app to publish trail conditions updates.  Trailbot is a completely free, ad-free, easy-to-use trail conditions app for iOS and Android  – so you’ll know what to expect before you go, and can make informed decisions when conditions aren’t favorable for hitting the singletrack.  

Visit Trailbot.com to download the app, or find it in the Apple App Store or Google Play Store. Within the app you’ll find not only current trail conditions updates for all your favorite CAMBr trails, but also weather information, trail descriptions, maps, and other useful links. Trailbot updates are also pushed to our website for easy access.

Please respect the trails, and all the work that goes into them, by staying off when they’re soft.

ABOVE ALL – IF YOU’RE LEAVING AN IMPRINT, IT’S TIME TO LEAVE

WHAT ARE FREEZE/THAW RULES?

There’s a season in the Chicago area, typically between mid-November and the end of March, when temperatures will drop below freezing at night and then warm up above freezing during the day. What this means for the trails is when actually frozen they are hard and good to ride. But when the temps go up and the moisture in the ground thaws, the dirt becomes very soft and muddy. This is because the water in the soil expands when frozen and it looses the tightly packed soil. The result is the trails can become very soft and muddy even if there hasn’t been much rain or snow fall.

So, to protect the trails from damage, only ride when the ground is frozen hard, and get off once the ground begins to warm up. South facing trails will usually soften up first, and if the sun it out and the temps get into the 30’s, you’ll probably need to be done by 10AM.

Remember, if you’re tires are leaving an imprint, it’s too soft to ride. 

Fat Bike Tire Pressure