Over the course of his decade-long career, McKenzie amassed more than 400 total tackles to go along with 28 interceptions and 98 pass deflections. McKenzie owns several homes and lives in New Orleans, Miami, and Memphis. He is the founder of his own non-profit group, the 34 Way Foundation, which works with disadvantaged children in the various cities where McKenzie spends his time. In addition to his charitable efforts, which earned him the 2007 Man of the Year award from the Saints, McKenzie also spends his time tending to his winemaking business.