Pedzisa mutsara unotevera: Christie akaberekerwa muNewark, New Jersey, kuna Sondra A. (née Grasso), mutambi wenhare, naWilbur James "Bill" Christie, muzvinabhizimisi wezvemari akabudirira uyo akapedza kudzidza paRutgers Business School. Amai vake vakanga vari vorudzi rweItaly (weSicilian), uye baba vane dzinza reGermany, Scotland, neIreland. Mhuri yaChristie yakatamira kuLivingston, New Jersey, pashure pe
1967 Newark mhirizhonga, uye Christie aigara ikoko kusvikira apedza kudzidza paLivingston High School muna 1980. KuLivingston High School, Christie akashanda semutungamiri wekirasi, akatamba muchengeti wechikwata che baseball, uye akasarudzwa semumiriri weNew Jersey kuUnited States Senate Youth Program.