Union City School District is a comprehensive community public school district that serves students in pre-kindergarten through twelfth grade in Union City, New Jersey, United States. The district is one of 31 former Abbott districts statewide that were established pursuant to the decision by the New Jersey Supreme Court in Abbott v. Burke which are now referred to as "SDA Districts" based on the requirement for the state to cover all costs for school building and renovation projects in these districts under the supervision of the New Jersey Schools Development Authority.
As of the 2018–19 school year, the district, comprised of 14 schools, had an enrollment of 13,768 students and 837.2 classroom teachers (on an FTE basis), for a student–teacher ratio of 16.4:1.The district is classified by the New Jersey Department of Education as being in District Factor Group "A", the lowest of eight groupings. District Factor Groups organize districts statewide to allow comparison by common socioeconomic characteristics of the local districts. From lowest socioeconomic status to highest, the categories are A, B, CD, DE, FG, GH, I and J.The city's single public high school, Union City High School, opened September 3, 2009, and was built on the site of the former Roosevelt Stadium. The $178 million school, whose signature feature is an athletic field on its second floor roof, replaced the former Emerson High School and Union Hill High School, which converted to middle schools.