Elgin Area School District U46, often referred to as "U-46", is a unit school district headquartered in Elgin, Kane County, Illinois. Covering 90 square miles (230 km2), the district serves portions of eleven communities in the northwest suburbs of Chicago in Cook, DuPage and Kane Counties. School District U-46 serves over 40,000 children in grades preK-12. The district ranks as the second largest in Illinois with forty elementary schools, eight middle schools and five high schools. Tony Sanders is the CEO as of August 2022.