Alivia Mortenson led the visitors with 19 points.
Mackenzie Foss finished with a game high 20 points, making 11-of-12 free throws. Abby Heikes had 6 points, Cassy Twedt grabbed 5 rebounds and Regan Wiertzema contributed 2 points and 6 boards.
Hillcrest will open Section 6A Tournament play on Monday night with a road game against a yet to be determined opponent.