The 1985 Cal State Hayward Pioneers football team represented California State University, Hayward in the 1985 NCAA Division II football season. Cal State Hayward competed in the Northern California Athletic Conference (NCAC). The Pioneers were led by head coach Tim Tierney in his eleventh year. They played home games at Pioneer Stadium in Hayward, California. The Pioneers finished the season with a record of six wins, three losses and one tie (6–3–1, 2–2–1 NCAC). They outscored their opponents 282–205 for the 1985 season.