intersection of several major roads (US 1 and County Road 108) have contributed significantly to economic growth. The area has significant stands of lumber used in the manufacture of paper as well as wood products. Much of the area land for tree farming is owned by either Rayonier or The Moyer Company. Hilliard is home to a Federal Aviation Administration (FAA) Air Traffic Control Center, which coordinates most commercial and civilian air traffic for the southeastern United States. The FAA center is a major employer in Hilliard and there are many retired FAA employees who live in the area and enjoy the relaxed rural lifestyle. Hilliard is one of many towns along US 1 that saw its tourism trade dwindle when I-95 was opened. Logging is a major industry in the area surrounding Hilliard. Because of specific soil conditions and a great deal of open rural land in the area, Hilliard was at one time considered by the Department of Energy as a possible site for the Superconducting Super Collider; however, that never materialized. Education There are 680 residents, or 25.1% of the total population, who are enrolled in some type of school. 7.9% of those school-age individuals are in nursery or pre-school, 9.0% attend kindergarten, 44.6 are in elementary school (grades 1–8), 30.4% are in high school (9–12), and 8.1% are enrolled in college or graduate school. Hilliard has 1,651 residents who are 25 years and older. 8.8% have less than a 9th grade education, and 23.9% have between a 9th and 12th grade education, but no diploma. 38.3% have a high school diploma or GED, 18.8% have some college but no degree, 4.3% have an Associate's degree, 3.8% have a Bachelor's degree, and 2.0% have a Master's degree or higher. Educational institutions It is a part of the Nassau County School District. Hilliard Elementary School serves grades K–5, and Hilliard Middle-Senior High School is a consolidated institution which holds grades 6–12. Nassau County Public Library operates the Hilliard Branch Library. Transportation Area roads Hilliard lies at the intersection of County Road 108 and US 1, which is also part of US 301 and US 23 as it runs south from the St. Mary's River to Callahan. CR 108 is known as Second Street while passing through Hilliard; at this intersection is the only complete set of traffic signals in the town. There is also a blinking yellow light