She appeared at a council meeting in Upper Marlboro, Md., for the first time since a criminal information charge was filed by prosecutors last Friday. The charge is often a legal step preceding a guilty plea.
Johnson sat silently during the meeting Tuesday, then left through a back door as soon as the session ended, refusing to answer questions from a group of reporters.
She is accused of stuffing almost $80,000 in her bra and flushing a $100,000 check down the toilet.
The FBI said developers gave the bribes to Jack Johnson as part of a pay-to-play scheme.
He faces bribery, extortion and conspiracy charges and has pleaded not guilty.
Leslie Johnson is scheduled to be in court for an arraignment and plea hearing on May 4.