Very Good
#614 of 3,813 schools in IL
Top 16% in state
Southwestern High School
High School · Southwestern CUSD 9
8226 Route 111, Piasa, IL 62079
Enrollment
376
Student-Teacher
12.1:1
Score
7.7
Grades
9th – 12th
Enrollment
376
Student-Teacher
12.1:1
Score
7.7
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Piasa
#1 of 2
public schools
Illinois high schools
#94 of 703
In district
#2 of 5
Southwestern CUSD 9
Academic growth
7.8 / 10
Very strong
About Southwestern High School
Southwestern High School in Piasa, Illinois, is a rural high school serving students from ninth through twelfth grade. With an enrollment of 376 students and a student-teacher ratio of 12.1:1, the school offers personalized attention to each student. The dedicated faculty consists of 31 full-time equivalent teachers who support academic growth in various subjects.
Southwestern High School holds a MySchoolScout rating of 5.5 out of 10 and ranks at number 1833 among 3819 schools in Illinois, placing it around the 52nd percentile. While test scores show that only 29% of students are proficient or above in ELA/Reading and 24% in Math, the school is committed to continuous improvement and student development. Set amidst a rural setting, Southwestern High School fosters a close-knit community where students and teachers can work closely together.
What Parents Should Know
Located in a rural area, Southwestern High School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Score Breakdown
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Southwestern High School — Students at Southwestern High School score 24% proficient, which is below what's typical for similar communities (expected: 30%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
40.7%
Students qualifying for federal meal assistance
Test Scores IL EDFACTS (2021-22)
Based on 5 test records from IL state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.8/10.
How Southwestern High School Compares
See how Southwestern High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 27% (2019) to 22% (2021). Reading/ELA proficiency has declined from 32% (2019) to 27% (2022).
Location
8226 Route 111, Piasa, IL 62079
Nearby Alternatives
Families considering Southwestern High School may also want to explore other high schools in the area. Alton High School (rated 6.4/10, 12.7 miles away, in nearby Alton), a more accessible option. Another option is Bunker Hill High School (rated 3.9/10, 11.1 miles away, in nearby Bunker Hill), a more accessible option. Additionally, Jersey Comm High School (rated 3.8/10, 10.1 miles away, in nearby Jerseyville), a more accessible option. For more schools in Piasa, see our Piasa schools guide .
Nearby Schools
20 within 14.9 mi| School | Distance | Rating |
|---|---|---|
| Southwestern Middle School Piasa | 0.0 mi | 5.2 |
| Medora Intermediate School Medora | 3.8 mi | 7.7 |
| Brighton North Primary School Brighton | 4.8 mi | 4.6 |
| Shipman Elem School Shipman | 5.2 mi | 7.2 |
| Lewis & Clark Elem School Godfrey | 10.8 mi | 5.7 |
| MONTESSORI CHILDRENS HOUSE Godfrey | 11.9 mi | 5.8 |
| North Elementary School Godfrey | 12.1 mi | 4.7 |
| Jerseyville East Elem School Jerseyville | 9.9 mi | 4.7 |
| Alton High School Alton | 12.7 mi | 6.4 |
| Jersey Community Middle School Jerseyville | 10.1 mi | 5.5 |
| Jersey Comm High School Jerseyville | 10.1 mi | 3.8 |
| Bunker Hill High School Bunker Hill | 11.1 mi | 3.9 |
| Jerseyville West Elem School Jerseyville | 10.7 mi | 4.5 |
| ST AMBROSE CATHOLIC SCHOOL Godfrey | 13.6 mi | 6.1 |
| Wolf Ridge Education Center Bunker Hill | 11.3 mi | 5.0 |
| EVANGELICAL SCHOOL Godfrey | 13.7 mi | 4.6 |
| Gilson Brown Elem School Godfrey | 13.6 mi | 6.5 |
| Eunice Smith Elem School Alton | 14.4 mi | 5.8 |
| MISSISSIPPI VALLEY CHRISTIAN SCHOOL Alton | 14.6 mi | 6.6 |
| Alton Middle School Alton | 14.9 mi | 4.6 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 62079 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$129,205
Median Home Value
$234,100
Population
370
College Educated
10.5%
Homeownership
79.4%
Poverty Rate
0%
Median Age
48.2
Community Profile
The community surrounding Southwestern High School has a median household income of $129,205. It is a community where 11% of adults hold a bachelor's degree or higher. The median home value in the area is $234,100. The local poverty rate of 0.0% is relatively low. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| TRINITY HIGH SCHOOL Chicago, IL | 7.7 |
| Tremont High School Tremont, IL | 7.7 |
| Indian Creek High School Shabbona, IL | 7.8 |
| World Language High School Chicago, IL | 7.8 |
| Cambridge Jr/Sr High School Cambridge, IL | 7.6 |
| Infinity Math Science & Tech HS Chicago, IL | 7.6 |
Frequently Asked Questions
Common questions about Southwestern High School
What grades does Southwestern High School serve?
Southwestern High School serves students in grades 9th through 12th.
How many students attend Southwestern High School?
Southwestern High School has an enrollment of approximately 376 students.
What is the student-teacher ratio at Southwestern High School?
The student-teacher ratio at Southwestern High School is 12.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Southwestern High School rank in IL?
Southwestern High School is ranked #614 out of 3,813 schools in IL.
What is Southwestern High School's MySchoolScout rating?
Southwestern High School has a composite rating of 7.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Southwestern High School?
Based on the most recent state assessment data, Southwestern High School has 24.5% math proficiency and 28.7% reading/ELA proficiency.
Is Southwestern High School a charter school?
No, Southwestern High School is not a charter school. It is a traditional public school operated by the local school district.
Is Southwestern High School a Title I school?
No, Southwestern High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Southwestern High School?
40.7% of students at Southwestern High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Powered by 
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 376
- Student-Teacher Ratio
- 12.1:1
- Teachers (FTE)
- 31
- Free/Reduced Lunch
- 40.7%
- Type
- regular
- Setting
- Distant Rural
- County
- Macoupin County
- Phone
- (618) 372-3813
- Data Year
- 2023–2024
Resources & Links
District
Southwestern CUSD 9- District Enrollment
- 1,162
- Schools in District
- 5
- Per-Pupil Spending
- $15,053
- District Rank
- #2 of 5
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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