Nash was born in Jamaica and immigrated to New York City at the age of six years old. He graduated from Georgetown University and retired after 20 years with the Arlington County Police Department as a Crime Scene Investigator. He is currently the owner of Carpenters of Georgetown http://www.carpentersofgeorgetown.com. Nash is married with a daughter in college and two young boys who attend Holy Trinity School. He currently lives in the west village of Georgetown.