Daylight/Twilight Alternative High School is a four-year alternative public high school that serves students in ninth through twelfth grades from Trenton, in Mercer County, New Jersey, United States, operating as part of the Trenton Public Schools. The school offers daytime programs for students who have faced challenges in the traditional school setting, as well as evening programs for those ages 21 and older. A 30/60 day course program offers six cycles throughout the year in which students take a four-hour core course on a daily basis for 30 days while also taking a two-hour elective for 60 days in each cycle.