Bothell is a city located in the Washington region of the United States. During the most recent census, Bothell had a population of 33,505. Bothell is the 31st most poplulated city in the Washington region, the 1,283rd most populated city in the United States and the 9,441st most populated city in the world. Bothell is in the America/Los Angeles timezone which is 7 hours behind UTC. Bothell adjusts the hour with daylight savings time during the winter months.