There are 264 K-12 Schools in Union County, New Jersey, serving a population of 557,320 people in an area of 103 square miles. There is 1 K-12 School per 2,111 people, and 1 K-12 School per square mile.
In New Jersey, Union County is ranked 10th of 21 counties in K-12 Schools per capita, and 3rd of 21 counties in K-12 Schools per square mile.