Eastlake is an unincorporated community and a U.S. Post Office in Adams County, Colorado, United States. The Eastlake Post Office has the ZIP Code 80614
system. It is the line's northern terminal station and is located in Thornton, Colorado. The station opened on September 21, 2020. "N Line". Regional Transportation
U.S. state of Colorado. As of the 2020 census, the population was 519,572. The county seat is Brighton, and the largest city is Thornton. The county is