Summary:
ZIP code 01756 (Mendon, MA) contains one elementary school, Henry P Clough, which serves grades PK–4, enrolls 398 students, and belongs to the Mendon-Upton district. Because it is the only elementary school in this ZIP code, there are no other local public elementary schools to compare it with directly; the useful comparisons are with its district and the state.
The district is ranked 101 of 351 (71st percentile) with 4 stars, while Henry P Clough has held 3 stars in each of the last three reported years. Its state percentile has slipped from 66 in 2023–2024 to 60 in 2024–2025 and 52 in 2025–2026; its rank moved from 307 of 916 to 432 of 899. The school's clearest academic strength is mathematics. In 2025–2026, all-grade math proficiency is 50.35%, above the state's 41.11% and nearly identical to the district's 50.63%. Grade 4 math is also strong at 52.38%, compared with 62.64% in the district and 43.20% statewide.
ELA is the main concern. All-grade ELA proficiency is 35.92%, below the district's 47.82% and the state's 40.03%, and it fell from 44.08% in 2024–2025—a sharper drop than either the district or state saw. Grade 4 ELA is the most striking weakness at 26.51% proficient, well below the district's 44.20% and the state's 37.43%. Grade 3 ELA is stronger at 49.15%, above the state's 42.79% but below the district's 55.88%. The school also trails the district in nearly every tested category except all-grade math. Resource context includes a 14.2:1 student/teacher ratio and $17,375 per-student spending in 2020–2021; free/reduced-lunch data is not reported here.
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