Jasmine Morgan scored 36 points including a layup to put Seton ahead by five with 33 seconds remaining as the Cougars held off Estacada.
Morgan had 20 points in the second half to help Seton improve to 5-1.
SETON CATHOLIC 64, ESTACADA 56
ESTACADA (ORE.) — Makaelyn Jennings 0, Rylie Gipple 0, Amber Liber 14, Nicole Youngberg 10, Hannah Crandell 0, Jemima Konde 17, Alissa Mireles 0, Katilyn Hawkins 0, Alexis Guarnieri 6, Hannah Lake 6, Rylie Canifax 3. Totals 23 (4) 6-12 56.
SETON CATHOLIC (5-1) — Haley Vick 3, Michaela Ephraim 0, Emma Watkins 13, Katie Willis 0, Jasmine Morgan 36, Maddie Willis 5, Jerrica Pachl 5, Hanna Jo Hammerstrom 2, Cailean McGovern 0, Annie Marichalar 0. Totals 19 (4) 22-33 64.
Estacada 13 13 16 14–56
Seton 11 19 22 12–64
JV — Seton won