Ellsworth is an unincorporated community in Sheridan County, Nebraska, United States. As of the 2000 census, the community had a population of 32. Ellsworth was established in the late nineteenth century as a company town for the Spade Ranch and a shipping point for cattle on the Chicago, Burlington and Quincy Railroad. Although unincorporated Ellsworth has one business, Morgan's Store and post office with the ZIP code of 69340.