Cozy Lake Elementary School

Cozy Lake Elementary School is a tight-knit elementary school in OAK RIDGE, New Jersey, overseen by Jefferson Township Public School District. The school serves 236 students in grades pre-K through K. Compared to the state average of about 405 students per school, that is 42% smaller than typical.

Within Jefferson Township Public School District, which oversees 6 schools and 2,642 students, Cozy Lake Elementary School is one campus in the system.

Demographically, Cozy Lake Elementary School logs that White students make up the majority at 78%. Other groups include 16% Hispanic, 3% multiracial, 2% Asian. The wider county runs roughly 68% White, putting the school's mix visibly more White than the area baseline.

In terms of school funding signals, The school currently runs with 21 full-time-equivalent teachers, for a student-teacher ratio near 11.4:1. That tracks the state average closely. Roughly 12% of students at Cozy Lake Elementary School qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

In the broader community, community-level numbers for Morris County indicate median household income runs about $137,326, roughly 58% of adults have completed at least a four-year degree, and the poverty rate sits near 3%. In all, Morris County runs 156 public schools (combined enrollment of about 72,239 students), of which Cozy Lake Elementary School is one.

White Rock Elementary School is the nearest neighboring public school, about 1.0 miles from this campus. 6 of the 8 nearest public schools sit inside a five-mile radius.

Geographically, the school is in a town-based area.

Trend over the last 7 years. Over the past 7-year window, the student count grew 26%: 187 students in 2018 compared to 236 in 2025. Hispanic enrollment moved from 7% to 16% across the same window.

On allk12, recent activity here tends to focus on pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.