Maltby is a city located in the Washington region of the United States. During the most recent census, Maltby had a population of 10,830. Maltby is the 103rd most poplulated city in the Washington region, the 3,730th most populated city in the United States and the 20,199th most populated city in the world. Maltby is in the America/Los Angeles timezone which is 7 hours behind UTC. Maltby adjusts the hour with daylight savings time during the winter months.