Red Rock Central Elementary, Lamberton MN

Original Research by School Decision on Red Rock Central Elementary

Red Rock Central Elementary serves students from pre-kindergarten through grade six in Lamberton, a very small rural community in Redwood County. The town’s population has been declining for decades, and the area leans older, with a substantial share of residents at retirement age. The built environment is low-density, with single-family homes and a modest commercial strip situated amid open farmland along a U.S. highway. A University of Minnesota research center is a notable local institution, and the city’s own description points to agriculture and industry as community pillars. Housing values in the area are low relative to state benchmarks, which may be relevant for families considering a move.

The school itself is a regular public school within the Red Rock Central School District. Its enrollment is modest, and the student body is predominantly white, with small shares of students identifying as Hispanic, Asian, or two or more races. About a third of students qualify for free or reduced-price lunch, a standard measure of economic need. The district recently reported a major capital construction expenditure, signaling a significant facilities investment in the recent past, though the specific nature of the project was not available. A parent may want to ask the district about what that construction entailed and how it has affected the school building and grounds.

On state assessments, the school’s results varied notably by grade level. In math, third and fourth graders posted proficiency rates that were strong, while fifth and sixth graders saw much lower rates. A parent may want to look into this pattern further with the school to understand what is driving the difference in upper elementary math. In reading, proficiency was solid in third and fifth grades, with a softer showing in fourth grade and a middle-range result in sixth. Science is tested once in elementary, at fifth grade, and that cohort’s proficiency rate was below half. Overall, when combining all tested subjects and grades into a single proficiency index, the school’s performance sits at the top among the small number of districts in Redwood County. That is a clear strength for the school within its immediate geographic context.

Because the school serves only elementary grades, there is no high school graduation rate to report. Several other metrics common for older schools, such as chronic absenteeism, course access, and staffing ratios, were not available in the data. The state testing data covers only the most recent year, so no multi-year trend is yet visible.

The town of Lamberton offers a quiet, rural setting with a traditional small-town grid layout along a former railroad line. Walkability is limited by the very low density and the highway running through town. The population decline and older demographic profile mean the school-age population may be relatively stable rather than growing. For a family seeking a very small elementary school in an agricultural community with relatively affordable housing and a district that recently invested in its facilities, Red Rock Central Elementary fits that description. For a family concerned about the drop-off in upper-elementary math proficiency or the science result, the school is worth a direct conversation to understand how it supports students in those grades and subjects.

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Academic performance

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

Math

Grade 385%

School 85% · District 85%

▲ 29 pts above state median

Grade 479%

School 79% · District 79%

▲ 28 pts above state median

Grade 526%

School 26% · District 26%

▼ 10 pts below state median

Grade 632%

School 32% · District 32%

▲ 5 pts above state median

English language arts

Grade 365%

School 65% · District 65%

▲ 24 pts above state median

Grade 454%

School 54% · District 54%

▲ 13 pts above state median

Grade 577%

School 77% · District 77%

▲ 23 pts above state median

Grade 658%

School 58% · District 58%

▲ 12 pts above state median

Science

Grade 537%

School 37% · District 37%

▲ 13 pts above state median

This schoolRED ROCK CENTRAL 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 3Lower-income40%Higher-income81%41 pp gap

Grade 5Lower-income73%Higher-income79%6 pp gap

Grade 6Lower-income54%Higher-income61%7 pp gap

Mathematics

Grade 3Lower-income70%Higher-income94%24 pp gap

Grade 5Lower-income13%Higher-income37%24 pp gap

Grade 6Lower-income31%Higher-income33%3 pp gap