Ester is a census-designated place (CDP) in Fairbanks North Star Borough, Alaska, United States. It is part of the Fairbanks, Alaska Metropolitan Statistical Area. The population in the CDP was 2,422 at the 2010 census, although there are only around 12 houses located inside of the village, the rest are in the surrounding area. The Ester Camp Historic District is a historic district listed on the National Register of Historic Places. Ester was founded as a gold mining camp in the early 1900s, and the economy has focused on mining and services for miners. The Ester Volunteer Fire Department, John Trigg Ester Library, Ester Historic Society and Ester Post Office serve residents in Ester and surrounding areas. There is also a convenience store and secular chapel on the outskirts of the village. Many artists, writers, and musicians reside in Ester.

The Fairbanks North Star Borough is a borough located in the U.S. state of Alaska. As of the 2020 census, the population was 95,665, down from 97,581 in 2010. The borough seat is Fairbanks. The borough's land area is slightly smaller than that of the state of New Jersey.