Secaucus is a city located in the New Jersey region of the United States. During the most recent census, Secaucus had a population of 16,264. Secaucus is the 99th most poplulated city in the New Jersey region, the 2,659th most populated city in the United States and the 15,747th most populated city in the world. Secaucus is in the America/New York timezone which is 4 hours behind UTC. Secaucus adjusts the hour with daylight savings time during the winter months.