Mercer Elementary School

Located at 1020 Old Trenton Road, in Hamilton, New Jersey, Mercer Elementary School is an one-room-style 6-8 campus that educates 141 students (grades 2 through 8), part of Mercer County Special Services School District. By comparison, New Jersey's public schools average about 578 students each, so Mercer Elementary School sits 76% smaller than that benchmark.

Mercer Elementary School is one of 4 schools operated by Mercer County Special Services School District, a district that hosts 439 students overall.

Demographically, Mercer Elementary School shows that the most-represented group is Black (44%), with the rest of the student body spread across multiple groups. Other groups include 29% Hispanic, 15% White, 9% Asian, 3% multiracial. By comparison, Mercer County as a whole is about 19% Black, so the school skews noticeably more Black than its surroundings.

On the resource side, Staff filings list 22 full-time-equivalent teachers, which works out to roughly 6.4:1 students per teacher. Statewide, the average ratio sits near 10.9:1, putting Mercer Elementary School tighter than the state norm the norm. An estimated 43% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

In the broader community, census data for Mercer County shows the typical household earns roughly $100,645 per year, roughly 45% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 7%. In all, Mercer County runs 110 public schools (combined enrollment of about 58,647 students), of which Mercer Elementary School is one.

The closest other public school is Regional Day School, roughly 0.1 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius.

The campus sits in a suburban setting.

Over the past 7-year window. Over the past 7-year window, the student count edged down 29%: 200 students in 2018 compared to 141 in 2025. The Asian share of enrollment increased from 4% to 9% over that span.

On this page, the page collects discussion, questions, and updates around open house dates, ride-share offers, and field-trip permission slips. Posting is open to anyone connected to the school.