CPD officers responded to the 3700-block of the trail in Logan Square just after 7 a.m. and found the man there, according to police.
"A confrontation ensued and resulted in shots fired by police with no hits," CPD said in a news release.
The man was taken into custody, and a weapon was recovered, police said.
The Civilian Office of Police Accountability is investigating the incident. Any officers involved will be placed on routine administrative duties for a period of 30 days, CPD said.
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Chicago police did not immediately identify the man or specify what crimes he's reportedly connected to.
The trail was closed west of Central Park Avenue as police investigated.
This is a developing story; check back with ABC 7 Chicago for updates.
Sun-Times Media contributed to this report.