Edison is a city located in the New Jersey region of the United States. During the most recent census, Edison had a population of 102,548. Edison is the 5th most poplulated city in the New Jersey region, the 289th most populated city in the United States and the 3,474th most populated city in the world. Edison is in the America/New York timezone which is 4 hours behind UTC. Edison adjusts the hour with daylight savings time during the winter months.