The "Stadium Stompers" expect up to 2,000 people to march down Broad Street, protesting the proposed stadium and other issues.
The student has apologized for the post, which is being reviewed by the Dean of Students' office.
The city gives grants to businesses for improvements.
The university plans to have fields and an athletic facility open by August.
W. Curtis Thomas currently represents the 181st district.
Block captains said they still oppose an on-campus stadium.
The 32nd Democratic Ward held a meeting with developers about zoning laws and land use.
The "Stadium Stompers" led the protest during a public Board of Trustees meeting Tuesday afternoon.
The 32nd Democratic Ward invites community members, block captains and homeowners to a meeting at Amos Recreation Center.