Missing Since: 2022-03-06 Location: St. Petersburg, Florida
Hannigan was last seen in St. Petersburg, Florida on March 6, 2022. He packed a backpack, left his residence near 49th Street and 5th Avenue South alone at about 7:30 p.m. He has never been heard from again. Hannigan has been known to frequent the local beaches in Pinellas County, Florida. He took only the backpack with him, leaving his phone, wallet and car behind. Few details are available in his case. Investigating Agency St. Petersburg Police Department 727-892-5000 Source Information Florida Department of Law Enforcement NamUs WTSP 10 Joseph Hannigan’s Facebook Page Updated 1 time since October 12, 2004. Last updated July 16, 2023; casefile added.