The Northwest Georgia Joint Development Authority (NWGAJDA) is a joint development authority that serves Catoosa County, Chattooga County, Dade County, and Walker County in the U.S. state of Georgia. The NWGAJDA was created under general statute of the OCGA § 36-62-1 in the year 1998 and is registered with the Georgia Department of Community Affairs. The office of the NWGAJDA is located in Rock Spring, Georgia on U.S. Route 27.