Buffalo Grove wrapped up its regular season with a 54-34 loss to York on Thursday night in Elmhurst.
The Bison (9-17), seeded No. 15, will play next on Monday night in the Fremd Class 4A regional play-in game against No. 19 Lake Zurich at 7:30 p.m.
York (16-11), which has won seven of its last eight games, was led by Sarah Milkowski (11 points, 10 rebounds, 6 assists, 4 steals), Jenny Coffin (10 points, 5 rebounds) and AnnaBell Lansdowne (11 points).