Cedric Singletary, 34, was found just after 8 a.m. lying outside the Richmond County Law Enforcement Center, 401 Walton Way.
Coroner Grover Tuten said Monday that Singletary’s death was heart-related and not heat-related. He had been doing lawn work when he collapsed.
He was taken to University Hospital, where he was pronounced dead at 9:33 a.m.
Singletary’s survivors include a wife and a 4-month-old child.