Ferncroft is an unincorporated community lying mostly in the town of Albany in Carroll County, New Hampshire, United States. Some of the roads and houses in Ferncroft stretch into the towns of Sandwich and Waterville Valley. The hamlet is a widely spaced cluster of houses centered on several fields lying along the Wonalancet River on Ferncroft Road. Ferncroft has about 50 seasonal residents and a few full-time residents residing in 11 houses and multiple barns and outbuildings.