The top reported proficiency rate is 70% in Science. The lowest is 59% in Math.
Original Research by School Decision on Prairie Grove Elem School
Prairie Grove Elementary School serves prekindergarten through fourth grade in Crystal Lake, a suburban community about 45 miles northwest of Chicago in McHenry County. The school draws from a residential area experiencing active growth, with new townhome and apartment developments ongoing nearby, including the large Water's Edge mixed-use project along Route 14 that began move-ins in late 2024.
The enrollment is small to moderate for this grade band, with about 533 students across six grade levels. The student body is predominantly white, with smaller shares of Hispanic, Asian, and multiracial students. The school serves a community of relative economic stability. Free-or-reduced-price lunch data was not available, and no data on the percentage of students with individualized education plans or English learner status was reported.
On state assessments, the school shows mixed results. In math, third-grade proficiency sits near the midpoint, while fourth-grade math proficiency is somewhat higher. In English language arts, fourth graders perform notably better than third graders, with fourth-grade proficiency well above the third-grade level. A science assessment from 2021-22 showed solid proficiency for fifth grade. State assessment scores for fifth grade and above are not available because the school serves only through fourth grade. The school's overall proficiency index places it in the top quartile relative to other districts in McHenry County.
The school sits within Prairie Grove Community School District 46, a PreK-8 district that has been navigating growth and capacity questions. In 2022 the district declined to pursue a major bond referendum after community opposition to taxpayer-funded expansion options. Instead, the district built a smaller seven-classroom addition to the school to absorb enrollment pressure from nearby residential development. In 2023, the district financed further facility work through Alternative Revenue Bonds, a financing structure that does not require a public vote but commits the district to long-term financial obligations backed ultimately by property taxes if anticipated revenues do not materialize. More recently, the district has completed a classroom-addition project designed around daylight and collaboration as part of a longer-term master plan. The district is also installing solar equipment at its facilities.
Crystal Lake itself is a mixed residential and commercial community anchored by a historic downtown Main Street and the Route 14 retail corridor. The city has two Metra commuter rail stations serving the Union Pacific Northwest Line, connecting riders to downtown Chicago. Major park amenities include the Three Oaks Recreation Area, a reclaimed quarry featuring trails, a beach, a lake, and a spray park. The housing market in the area is moderately priced for the Chicago region, with home values and rents both rising modestly over the past year. The area supports a mix of manufacturing employers, service-sector jobs, and major retail anchors.
A parent considering this school should weigh the academic profile against their child's needs: third-grade results suggest a need to watch early literacy and numeracy progress carefully, while the fourth-grade gains point to improvement by that grade. The school's position in the county's top quartile on overall proficiency is noteworthy, though the data set does not include measures of chronic absenteeism or graduation rates, which apply only to other school types. The district's recent financing choices and modest approach to capacity expansion reflect a community that prioritized avoiding large tax increases, so families should understand that future facility needs or operating pressures may again shape district decisions and property-tax obligations. The locale itself offers suburban convenience, commuter rail access, and new residential development, creating an environment of ongoing change and relatively stable housing values.
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