They believe the bodies were patients from the old Mississippi State Lunatic Asylum, which opened in 1855 and occupied the site until 1935.
The cost of moving the 100-year-old remains from the unmarked graveyard would be about $3000 per body, making the total around $3 million.
"We can't afford that," Dr. James Keeton, dean of the medical school, told the Clarion-Ledger.
The medical center is reviewing their construction plans and considering building the parking lot at another location on campus.
Celebrity Breakups and divorces of 2014 [PHOTOS]