South Hunterdon scored a goal in each half, powering past Koinonia 2-0 for its sixth straight victory, in West Amwell.
Maddison Leary scored her first goal of the season, with Scarlett Vavrence also finding the back of the cage for South Hunterdon (11-1).
Arianna Wyatt had eight saves for Koinonia (5-2-1).
South Hunterdon has had two separate win streaks of five wins or more this season.
The next matchup for South Hunterdon will be against Bernards on Wednesday.