realignment in 2010, IHA played as a member of the North Jersey Tri-County Conference, an interim conference created to facilitate the realignment. Until the NJSIAA's 2009 realignment, the school had participated in Division C of the Northern New Jersey Interscholastic League, which was made up of high schools located in Bergen County, Essex County and Passaic County, and was separated into three divisions based on NJSIAA size classification. With 1,062 students in grades 10-12, the school was classified by the NJSIAA for the 2019–20 school year as Non-Public A for most athletic competition purposes, which included schools with an enrollment of 381 to 1,454 students in that grade range (equivalent to Group IV for public schools). Immaculate Heart Academy has a longstanding rivalry with Academy of the Holy Angels. Softball The softball team won the Non-Public A state title in 1993 (defeating runner-up Paul VI High School in the finals), 1994 (vs. St. John Vianney High School), 1995 (vs. Notre Dame High School), 1996 (vs. Bishop Ahr High School), 1999 (vs. Eustace Preparatory School), 2000 (vs. Bishop Ahr), 2003 (vs. St. John Vianney), 2009 (vs. Bishop Ahr), 2012 (vs. St. John Vianney), 2015 (vs. Pope John XXIII Regional High School), 2016 (vs. Donovan Catholic High School) and 2017 (vs. Donovan Catholic). The program's 12 state titles are the most of any school in the state. The 1995 softball team finished the season with a 27-3 record after winning their third consecutive Parochial A title with a 4-2 win against Notre Dame in the tournament final. In 1999, the team won the Parochial A title and finished the season 31-1 after a 2-1 win in the championship game against Bishop Eustace, the team that had defeated IHA in the Parochial A finals the previous two seasons. The 2000 team finished the season with a 28-3 record after winning the Parochial A state title with a 1-0 victory scored on a sacrifice fly in the seventh inning of the championship game against a Bishop Ahr team that came into the finals with a 17-game winning streak. NJ.com / The Star-Ledger ranked Immaculate Heart as their number-one softball team in the state in 1999, 2000, 2009 and 2012. A 1-0 win in twelve innings against two-time defending champion St. John Vianney gave the 2003 team the Parochial A title and a record of 23-6 for the season. In 2016, the team finished the