1965: State legislature passes legislation making it attractive financially for school districts to merge. Franklinville briefly considers becoming part of three-way merger.
1966: Joint meeting of Delevan-Machias and
1967: District voters approve $70,000 purchase of 78 acres of Steve Smith farm between
1968: Board asks voters to approve additional $525,000 for completion of high school; measure is initially defeated but later passes when $100,000 is cut. Excavation begins on building site, followed by construction.
1969: St. Pius X School in Delevan closes in May, accenting the urgency with which the new school is needed. Though construction on high school is not complete for September opening, students and staff work together to survive the debut. Senior class has two sets of officers and advisors.
1970: New 1,200-seat auditorium hosts April dedication of Pioneer Junior-Senior High as well as June commencement.
1971-72: Need for middle school becomes apparent to school board. Architect Gordon Jones hired to draw up plans. George Crawford retires as superintendent, succeeded by Dr. Harry Packer.
1973: Voters approve $5.2 million middle school plan.
1974: Ground broken for middle school.
1976: Committee of 44 formed as result of concerns about drug use and alleged lack of discipline at high school. Lengthy contract dispute erupts between school board and Pioneer Faculty Association.
1977: School criticized for its handling of Blizzard of '77. Dr. Harry Packer terminated in favor of Henry Heslop, who remained superintendent for 13 years.
Late 1970s - Early 1980s: Using incentive aid, Pioneer moves to modernize and expand its facilities.
Mid-1980s: Failure of Lion Capital Group causes significant investment loss for Pioneer.
1990: David Kurzawa, Pioneer administrator since 1981, is named superintendent after retirement of Henry Heslop. District's use of technology begins to grow extensively.
1997: Pioneer drama/music departments win prestigious Kenny Award for "Over Here!"
2001: District gathers to mark 35th anniversary.