Flat River Academy

Flat River Academy is one of the tight-knit all-grades campuss in GREENVILLE, Michigan, run under Flat River Academy, with 160 students on its rolls from grades pre-K through 12. That puts it 43% smaller than the typical public school in Michigan, which averages around 281 students.

Operationally, Flat River Academy answers to Flat River Academy, which sets policy, hires staff, and reports enrollment to the state.

For racial and ethnic makeup, Flat River Academy lists that the student body is overwhelmingly White (88%); the rest comes out to 6% Hispanic, 5% multiracial. That mix tracks the wider county fairly closely.

Looking at school resources, The school reports having 12 full-time-equivalent teachers, for a student-teacher ratio near 13.8:1. That figure is tighter than the state norm's 17.3:1 average. Roughly 69% of students at Flat River Academy qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Montcalm County runs at roughly 57%, so the school's eligibility rate is above the surrounding baseline.

In the surrounding community, census data for Montcalm County shows the typical household earns roughly $67,344 per year, 16% of adults hold a bachelor's degree or higher, and the poverty rate sits near 9%. Flat River Academy is one of 33 public schools in Montcalm County (combined enrollment of about 11,168 students).

Nearest neighbor: Baldwin Heights School, around 1.1 miles off. Counting just inside five miles, 8 other public schools cluster around Flat River Academy.

The school occupies a rural site. Flat River Academy is a charter school, which puts it inside the public-school system but outside the standard district-managed model.

Trend over the last 7 years. Looking back 7 years, enrollment at Flat River Academy has increased 176%, going from 58 students in 2018 to 160 in 2025.

On this page, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. Members of the school community can share what they know.