Best Public Schools in Mendon, IL

The city of Mendon, Illinois is home to 3 schools serving students from elementary through high school, all part of the Cusd 4 district. Based on the available data, Unity Middle School stands out as the highest-performing school in the area, ranking 401 out of 1,368 Illinois middle schools and earning a 4-out-of-5-star rating from SchoolDigger. The school excels in English Language Arts proficiency, outperforming district and state averages across all grade levels.

Unity High School also demonstrates strong performance, with the highest four-year graduation rate at 89.0% and the lowest dropout rate at 2.4% among the three schools. The high school outperforms the district and state in English Language Arts proficiency for 11th grade. In contrast, Unity Elementary School shows higher proficiency in Math compared to English Language Arts across all grade levels.

Across the district, the schools face challenges with chronic absenteeism, with all three schools reporting a rate of 25.4% in 2024-2025, higher than the state average. Additionally, the elementary and middle schools have a higher percentage of free/reduced lunch recipients, around 46%, compared to 41.11% at the high school, suggesting the need to address socioeconomic factors and their potential impact on student performance.