Callahan

Callahan is a town in Nassau County, Florida, United States, adjacent to Duval County. The population was 962 at the 2000 census. It is one location of the Northeast Florida Fair.GeographyCallahan is located at .According to the United States Census Bureau, the town has a total area of 1.3sqmi, all land.DemographicsAs of the census of 2000, there were 962 people, 411 households, and 256 families residing in the town. The population density was 724.9 inhabitants per square mile (279.3/km²). There were 444 housing units at an average density of 334.6 per square mile (128.9/km²). The racial makeup of the town was 85.86% White, 10.60% African American, 0.83% Native American, 0.21% Asian, 0.52% from other races, and 1.98% from two or more races. Hispanic or Latino of any race were 2.49% of the population.There were 411 households out of which 33.6% had children under the age of 18 living with them, 37.0% were married couples living together, 20.7% had a female householder with no husband present, and 37.5% were non-families. 32.6% of all households were made up of individuals and 16.3% had someone living alone who was 65 years of age or older. The average household size was 2.34 and the average family size was 2.95.