Original Research by School Decision on Southwestern High School
Southwestern High School is a small public high school serving grades nine through twelve in rural Macoupin County. The school sits on a campus in Piasa, an unincorporated farming hamlet where Route 111 carries most local traffic and the school itself is among the few major institutions. The enrollment is small for the grade band, and the student body is predominantly white, with a small number of Black, Hispanic, and multiracial students.
The school's academic performance data is not available from the state testing results or graduation records provided. A parent may want to look into this further directly with the school or district to understand current proficiency levels, college readiness outcomes, and other measures of academic progress. This gap is common in the data reporting pipeline and does not reflect the school's actual performance; it means the state assessment information we accessed was not complete for this entity at the time the data was compiled.
Southwestern High School is part of Southwestern CUSD 9, a district that serves southwestern Macoupin County and eastern Jersey County, drawing students from several small communities including Brighton, Shipman, Piasa, Medora, and surrounding rural areas. The district office is located in Brighton, several miles south. No significant recent changes to the district's curriculum, operations, or finances were publicly reported in available sources.
Piasa itself is a quiet, car-dependent rural community with a handful of businesses and residential addresses clustered along Route 16. The post office, a United Methodist church, and the school campus are the main civic anchors. The population has drifted downward in recent years. Most families in the area commute to jobs elsewhere, and the broader region is part of the St. Louis metropolitan labor market. The housing stock is rural and dispersed, with no documented new development; a parent evaluating this school is choosing a rural education setting with limited local commercial or cultural infrastructure, though the trade-off is typically lower housing costs and a small-school community environment.
The school maintains no magnet, charter, or alternative designation and operates as a regular public high school. Information on course breadth, career and dual-credit pathways, extracurricular offerings, and staffing was not available in the data provided. A parent interested in understanding what academic choices, sports, clubs, or support services are available should contact the school directly or consult the district website.
Southwestern High School sits in a county context where academic performance and outcomes vary across the district membership. Without state testing or graduation data for this school, a direct comparison to neighboring districts in Macoupin County is not possible. The school's position within that county peer set would become clearer with access to those performance metrics.
See more original research from School Decision →