Recently, the team said it's focusing on Arlington Heights for a new stadium instead of one along the Chicago lakefront.
The Bears purchased the old Arlington racetrack property two years ago.
SEE ALSO: Chicago Bears prioritizing Arlington Heights for new stadium: Mayor Johnson
Johnson says he hasn't closed the door on a lakefront stadium or one on the site of the former Michael Reese hospital.
"There's no person in politics in this state that has worked as hard as I have to help to support the Bears' effort to stay in Chicago," Johnson said.
Gov. JB Pritzker has said he is not opposed to state funding for a stadium, but it has to provide a benefit for taxpayers.