Wausau Area Montessori Charter School, Wausau WI

Original Research by School Decision on Wausau Area Montessori Charter School

Wausau Area Montessori Charter School is a small public charter school serving kindergarten through eighth grade within the Wausau School District. Its defining feature is its Montessori instructional model, which emphasizes self-directed learning, mixed-age classrooms, and hands-on materials. For families seeking that specific pedagogical approach in a public school setting, this is the central draw. The school is located in Wausau, the county seat of Marathon County, a regional hub on the Wisconsin River with a manufacturing and insurance-based economy and a mix of downtown revitalization and suburban neighborhoods.

The school is very small, with a total enrollment that makes it one of the smaller options in the area for its grade band. The student body is predominantly white, with a much smaller share of students who are two or more races, Hispanic, Asian, or Black. A substantial share of students qualify for free or reduced-price lunch, indicating a middle-to-lower income profile for many families. The school's size means that class groups in any single grade are quite small, and the enrollment tapers off sharply in the middle school years, with very few students in grades six through eight. This is a pattern a family may want to ask the school about, as it could reflect student mobility to larger middle school programs elsewhere.

State testing results are available for grades three through five, but results for grades six through eight are suppressed, likely due to the small number of students tested in those grades. In the grades where data is reported, math proficiency rates are mixed; in one lower elementary grade, a majority of students tested at or above proficiency, while in the next grade up the rate was lower. Reading and English language arts scores show a stronger pattern, with a majority of students in grades four and five meeting or exceeding the proficient mark. In science and social studies, the limited data for fourth grade shows very high proficiency rates. When considered together across all tested subjects and grades, the school’s overall proficiency index places it in the top quartile relative to other districts in Marathon County, suggesting that its academic outcomes on state tests compare favorably with broader county averages.

Because the school ends at eighth grade, there is no graduation rate to report. Similarly, there are no data on chronic absenteeism or discipline. The school offers no high school programming, so families with students here will need to plan for a transition to a high school, likely within the Wausau School District. The district itself has undergone significant recent restructuring. Plans were proposed and appear to have been at least partially implemented to close several elementary schools and shift grade configurations across buildings, which would affect how students move through the system after their time at the Montessori charter ends. Wausau as a community offers a range of civic amenities, including parks, an art museum, a performing theater, and outdoor recreation, but the city's suburban fringe is more auto-oriented than its walkable downtown core. The housing market locally shows typical costs and rent levels for a midwestern county seat.

For a family, this school fits best if the Montessori model is a priority and if the very small scale of the upper grades is not a concern. The academic record shows strength in reading and science at the elementary level, with math performance more variable. The transition to a larger middle and high school environment is an inevitable step that families should plan for early, especially given the concurrent changes happening in the district's school footprint.

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Academic performance

How students perform on state tests, by grade, set against the district.

Math

Grade 353%

School 53% · District 50% · ▲ 3 pts above district

▼ 3 pts below state median · ▼ 6 pts below county median

Grade 453%

School 53% · District 51% · ▲ 3 pts above district

▼ 1 pts below state median · ▼ 1 pts below county median

Grade 544%

School 44% · District 51% · ▼ 8 pts below district

▼ 8 pts below state median · ▼ 13 pts below county median

English language arts

Grade 347%

School 47% · District 51% · ▼ 4 pts below district

▼ 6 pts below state median · ▼ 7 pts below county median

Grade 467%

School 67% · District 51% · ▲ 16 pts above district

▲ 15 pts above state median · ▲ 15 pts above county median

Grade 570%

School 70% · District 50% · ▲ 19 pts above district

▲ 19 pts above state median · ▲ 15 pts above county median

Science

Grade 487%

School 87% · District 53% · ▲ 34 pts above district

▲ 35 pts above state median · ▲ 34 pts above county median

Social studies

Grade 493%

School 93% · District 64% · ▲ 29 pts above district

▲ 28 pts above state median · ▲ 27 pts above county median

This schoolWausau School District, same grade

Graduation rate (ACGR) reflects the federally published Adjusted Cohort Graduation Rate for the most recent year available. We refresh this data annually at the close of each academic year in June. The federal source publishes a banded rate (for example, "90-94%") instead of an exact number for cohorts small enough to risk identifying individual students. The state distribution chart, where shown, plots every school in the state with a published rate or band; schools whose rate is federally suppressed are excluded. Where the federal source publishes a band rather than an exact rate, the school is placed within its band using a stable, ID-derived offset, so its position is consistent across visits.

Proficiency by household income

English language arts

Grade 5Lower-income50%Higher-income77%27 pp gap

Mathematics

Grade 5Lower-income33%Higher-income47%14 pp gap