In the 2010 census, Nibley had a population of 5,540 people, and 1,351 households. Nibley City's population and households have more than doubled from 2000 to 2010. The population density was 1,350.7 people per square mile. The racial makeup of the city was 87.5% White; .2% Black; .5% American Indian and Alaska Native; .5% Asian; .2% Native Hawaiian and other Pacific Islander; 1.7% reporting two or more races; and 10.1% Hispanic or Latino.
in the 2010 census nibley had a population of 5540 people and 1351 households nibley city's population and households have more than doubled from 2000 to 2010 the population density was 13507 people per square mile the racial makeup of the city was 875% white; 2% black; 5% american indian and alaska native; 5% asian; 2% native hawaiian and other pacific islander; 17% reporting two or more races; and 101% hispanic or latino