Upcoming events at Chicago Ornithological Society in Chicago, IL.
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Beginner Birding at Horner Park
Location: Horner Park, 2741 W Montrose Ave, Chicago, IL 60618 Date: Saturday, 10/3/2026 Time: 7:30 AM - 9:30 AM This trip is specifically tailored for beginner…
Nightjars of the World
In Person Program RSVP Required It’s the Year of the Nighthawk! Join COS at the Field Museum for a behind-the-scenes journey through the Field Museum's Bird…
Humboldt Park Sunday Social Bird Walk
Location: Humboldt Park, 1301 N Humboldt Dr, Chicago, IL 60622 Date: Sunday, 10/4/26 Time: 10 AM - ~12 PM Make Humboldt Park a leisurely start to your birding…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
Flyway Tour with Bonner Black and Walker Burroughs at Big Marsh
Location: Big Marsh Park, 11559 S. Stony Island Ave, Chicago, IL Date: Saturday, 10/17/26 Schedule: 12:00 PM - Arrivals and check-in 12:30 PM - 1:30 PM -…
Montrose Point AND Dunes Stewardship Workday
Join the stewards of Montrose Point Bird Sanctuary and Montrose Dunes for a joint workday at one of the top bird watching spots in the country! From removing…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…
North Pond Wednesday Bird Walks
Join a group of nature enthusiasts and bird watchers for a morning walk around North Pond led by veteran birder Geoff Williamson of Third Coast Birding. We…