Oak Ridge Middle School

Oak Ridge Middle School is one of the mid-tier junior highs in Marion, Iowa, run under Linn-Mar Comm School District, with 534 students on its rolls from grades 7 through 8. Enrollment runs roughly 34% bigger than the state mean of about 400.

Across the 12 schools in Linn-Mar Comm School District (7,361 students total), Oak Ridge Middle School accounts for its share of the district's footprint.

Demographically, Oak Ridge Middle School lists that White students make up the majority at 69%. The remainder reads as 14% Asian, 7% Hispanic, 5% Black, 5% multiracial. That is noticeably less White than the county at large, where the share is closer to 84%.

Looking at the economic backdrop, Oak Ridge Middle School logs 37 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.4:1. That figure is tighter than the state norm's 15.2:1 average. An estimated 21% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is below Linn County's rate of about 40%.

After controlling for student poverty, Oak Ridge Middle School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 81.3%; this one delivers 82.1%.

In the surrounding community, ACS estimates for Linn County put median household income runs about $77,649, about 35% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 6%. In all, Linn County runs 83 public schools (combined enrollment of about 36,480 students), of which Oak Ridge Middle School is one.

The closest other public school is Echo Hill Elementary, roughly 0.4 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Oak Ridge Middle School comes 5th of 9 in the immediate cluster, below the nearby-schools average of 82.4%.

The school occupies a commuter-belt site.

Trend over the last 7 years. Oak Ridge Middle School's enrollment has fell 30% since 2018, when it stood at 764 (now 534). Over the same period, the White share contracted from 76% to 69%. Class-load math has fell: from 15.9:1 in 2018 to 14.4:1 in 2025.

Within the allk12 community for this school, recent activity here tends to focus on classroom updates, athletics, and weather closures. The community welcomes input from current and former families.