MARK TWAIN ELEM.

MARK TWAIN ELEM. is an intimate primary school in BRENTWOOD, Missouri, part of BRENTWOOD. The school enrolls 173 students in grades K through 5. Compared to the state average of about 315 students per school, that is 45% smaller than typical.

Across the 5 schools in BRENTWOOD (847 students total), MARK TWAIN ELEM. accounts for its share of the district's footprint.

Looking at the student body, MARK TWAIN ELEM. records that White students make up the majority at 61%. The remainder is composed of 15% Black, 11% Asian, 7% multiracial, 6% Hispanic. That mix tracks the wider county fairly closely.

On the income-and-resources front, The school lists 20 full-time-equivalent teachers, for a student-teacher ratio near 8.6:1. The state averages around 12.4:1, so this campus is tighter than the state norm typical. An estimated 21% of students are eligible for free or reduced-price lunch, often used as a Title I proxy. By comparison, St. Louis County runs at roughly 43%, so the school's eligibility rate is below the surrounding baseline.

On a demographically-adjusted basis, MARK TWAIN ELEM. sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 50.9%; this one delivers 60.3%.

In the broader community, the surrounding county (St. Louis County) shows that the typical household earns roughly $82,936 per year, about 47% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. Across St. Louis County's 275 public schools (combined enrollment of about 134,601 students), MARK TWAIN ELEM. is one campus in the mix.

Nearest neighbor: MCGRATH ELEM., around 0.6 miles off. Counting just inside five miles, 8 other public schools cluster around MARK TWAIN ELEM.. Ranking that nearby cluster on reported proficiency puts MARK TWAIN ELEM. at 6th of 7; the average score across the group is 73.8%.

The campus sits in a commuter-belt setting.

Trend over the last 7 years. Over the past 7-year window, the student count shrank 5%: 183 students in 2018 compared to 173 in 2025. The White share of enrollment edged down from 66% to 61% over that span. Class-load math has narrowed: from 10.1:1 in 2018 to 8.6:1 in 2025.

Within the allk12 community for this school, posts here usually surface around school events, parent volunteer needs, and clubs. Members of the school community can share what they know.