Callahan is located in Nassau County, FL. The population is 1,089, making Callahan the 5th largest city in Nassau County.
There are 4 public schools in Callahan with an average Homefacts rating of A-. The total crime rate for Callahan is high , and there are 29 registered sex offenders residing in the city. Unemployment in Callahan is low and the median home sales price is $0. Detailed and up-to-date Callahan property reports are available for any property address.
Cities near Callahan include Nassau Village Ratliff, Hilliard and Bryceville.