Elfin Cove (Lingít: X̱’óot’k’[2]) is a census-designated place (CDP) near the northwestern corner of Chichagof Island in Hoonah-Angoon Census Area, Alaska, United States.

Elfin Cove is located off Cross Sound on Chichagof Island at coordinates 58°11′56″N 136°21′19″W / 58.19889°N 136.35528°W / 58.19889; -136.35528 (58.198786, -136.355358).

As of the census[9] of 2000, there were 32 people, 15 households, and 9 families residing full-time in the CDP.

Among full-time residents, the population density was 3.0 inhabitants per square mile (1.2/km2).

The racial makeup of the CDP was 93.75% White, 3.12% Pacific Islander, and 3.12% from two or more races.