Easton, Maryland is an incorporated town and the county seat of Talbot County, Maryland, United States. The population was 15,945 at the 2010 census, with an estimated population in 2015 of 16,617. The primary ZIP Code is 21601, and the secondary is 21606. The primary phone exchange is 822, the auxiliary exchanges are 820, 763, and 770, and the area code is 410.