Summary:
St Charles CUSD 303 includes 15 schools—11 elementary, two middle and two high schools—serving students from elementary grades through high school in the St. Charles area. In 2025–2026, school-group averages were above state results in every reported subject, but individual results varied considerably, especially among elementary schools. The most important finding for families is that strong district-wide averages do not describe every school.
Ferson Creek stood out among elementary schools, leading in ELA at 93% and fifth-grade science at 83%, and placing second in math at 83%; Bell-Graham led elementary math at 84%. At the other end, Richmond had the lowest elementary ELA and math results, at 53% and 48%: its ELA was 4 percentage points below the state rate, while its math was 9 points above. Anderson had the lowest fifth-grade science result, 41%, 6 points below state. Middle-school results were much closer: Thompson and Wredling differed by 2 points in ELA, 3 in math and 1 in science. At the high schools, St Charles North led St Charles East on 11th-grade ACT results by 9 points in ELA, 17 in math and 10 in science.
Recent changes were mixed rather than consistent across schools. Among elementary schools with results in both years, average fifth-grade science rose from 61% in 2024–2025 to 66% in 2025–2026, but the state rate rose faster, narrowing the schools’ average advantage by 1 point. ELA and math averages changed little. SchoolDigger’s rankings show a widening contrast in relative standing: Ferson Creek moved from the 98th to the 99th percentile, while Richmond went from the 79th to the 50th. Income measures offer context, not an explanation: free/reduced lunch eligible rates for school year 2024–2025 were 8% at Ferson Creek and 50% at Richmond; Anderson’s was 34%.
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