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Chicago River Swim
Chicago, Illinois · Friday, September 18, 2026 · 2 Mile, 1 Mile
Official race page & registration ↗Chicago River Swim takes place on Friday, September 18, 2026 in Chicago, Illinois. The race offers 2 distances: 2 Mile, 1 Mile. For anyone travelling in, Aurora is about 37 miles away.
It is one of 245 races on the Illinois calendar that September. At $120, entry sits above the $25 median for an Illinois one mile race. Unusually for a race, it falls on a Friday.
- Date
- Friday, September 18, 2026
- Location
- Chicago, Illinois
- Distances
- 2 Mile, 1 Mile
- Entry fee
- from $120
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Chicago: check in Sep 17, out Sep 19.
Common questions
When is Chicago River Swim?
Chicago River Swim is scheduled for Friday, September 18, 2026.
Where is Chicago River Swim held?
Chicago River Swim is held in Chicago, Illinois. It is about 37 miles from Aurora.
What distances does Chicago River Swim offer?
The listed distances are 2 Mile, 1 Mile.
How much does Chicago River Swim cost?
Entry is listed from $120. Check the official race page for the current price, which usually rises closer to race day.
How do I register for Chicago River Swim?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
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See every race on the Illinois calendar, all Chicago races, or use the Race Finder for maps and filters.