Summary
Ferson Creek School is a K–5 elementary school in Saint Charles, Illinois, serving 533 students in St Charles CUSD 303. Its 2025–26 results were well above district and state levels in English Language Arts, math, and grade 5 science. The most important finding is that Ferson Creek leads nearby schools in ELA and grade 5 science, while ranking second in all-grade math.
Ferson Creek’s strongest results are in ELA and science: its proficiency rates were 93% in ELA and 83% in grade 5 science, compared with district rates of 79% and 67%, and state rates of 56% and 48%. Its math result was also strong at 83%, versus 67% districtwide and 40% statewide. Among seven nearby K–5 schools in the district, Ferson Creek exceeded the averages by 19 points in ELA, 18 in science, and 16 in math. It led nearby schools in ELA and science, but Bell-Graham Elementary School edged it in math, 84% to 83%. Within Ferson Creek, ELA stayed high across grades 3–5 (92%–94%); math declined from 88% in grade 3 to 79% in grade 5, an 8-point drop, making math the relative area to watch.
Results have risen since 2023–24: ELA increased from 74% to 93%, and math from 71% to 83%. The school’s state lead widened by 4 points in ELA and 1 point in math over that period. SchoolDigger ranks Ferson Creek 24th of 1,737 Illinois schools, at the 99th percentile with 5 stars; its overall percentile has stayed between 96 and 99 in each reported year since 2020–21. One notable subgroup result is lower: SchoolDigger places Special Education Students at the 82nd percentile, 17 points below the school’s overall percentile. The comparison pool changed substantially between the latest two years, so that subgroup change merits caution. For context, the 2024–25 student-teacher ratio was 14.2, close to the nearby average, and 8% of students were free/reduced lunch eligible in 2024–25.
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