Summary:
ZIP code 62002 has six schools serving kindergarten through grade 12 in Alton CUSD 11: four elementary schools, one middle school and one high school, with 4,283 students total. Lovejoy Elementary School and Eunice Smith Elementary School serve kindergarten through grade 2 and have no test scores in the supplied data. The clearest overall finding is that all reported school results are below state comparisons, with gaps ranging from 10 points at East Elementary School in all-grades math to 25 points at West Elementary School in all-grades ELA.
East stands out among the tested elementary schools, while West is generally behind it: East led West in ELA in grades 3–5, in math in grades 4–5, and in grade 5 science. The largest difference was 15 points in grade 5 ELA, with 47% proficient at East and 32% at West; West’s exception was grade 3 math, where it led by 2 points. Alton Middle School had a 15-point gap below the state in grade 7 math, but a 24-point gap in grade 8 ELA. At Alton High School, grade 9 PreACT ELA was its strongest state-relative result, still 15 points below the state; its grade 9 science gap was 21 points.
Recent trends are mixed: elementary grade 5 science improved by 10 points at East and 11 at West from 2024–2025 to 2025–2026, while ELA gaps widened at East and Alton Middle. Alton Middle’s all-grades math result rose by 3 points, but Alton High’s 11th-grade ACT scores fell in all three subjects. SchoolDigger’s latest statewide ranking percentiles were 20 for Alton High, 19 for East, 10 for Alton Middle and 9 for West; all four schools ranked lower than the year before. As context, free/reduced lunch eligible students in 2024–2025 made up 65% at East and 57% at West, while student–teacher ratios were similar at 12.9 and 13.2. Those measures describe the schools but do not explain their different results.
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