The Spudders dominated the second half to win their third game in a row after a 1-6 start to the season.
Shannon Boyle had 14 points, including 10 in the first half to lead Ridgefield to a five-point lead.
Then the Spudders took off in the second half, outscoring Ilwaco by 14.
Elizabeth Vance, who scored 12 points, Cami Pickett, and Carly Estes each connected on second-half 3-pointers to help the cause.
RIDGEFIELD 49, ILWACO 30
ILWACO — Elli Grieve 0, Grace McPhail 2, Elleigh Kaino 9, Cindy Pacheco 8, Jasmine Coffin 0, Amanda Bell 2, Logan Manecke 9, Kaylie Granlund 0, Jackie Smith 0. Totals 13 (2) 2-11 30.