Best Schools in Alton, Illinois
10 schools · 5 Elementary · 1 Middle · 2 High · 2 Other
Choosing a school in Alton?
Use this page to compare every school in Alton by level, neighborhood, and district — and find the right fit, not just the top of the list.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Alton High School
High · Alton Cusd 11. Ranked from real test data; use the map and table below to check address fit.
St Mary School
Elementary. Ranked from real test data; use the map and table below to check address fit.
Mississippi Valley Christian School
Other. Ranked from real test data; use the map and table below to check address fit.
The short answer
The top-rated schools in Alton for 2026 are Alton High School (7.1/10), St Mary School (7.0/10), and Mississippi Valley Christian School (6.6/10), based on MySchoolScout's analysis of real test data across 10 rated schools. Ratings blend student growth, poverty-adjusted academic achievement, and school environment (plus college readiness for high schools), with equity shown as context, not scored; schools with estimated (proxy) scores are excluded from this ranking.
Schools
10
6 public · 4 private
Avg Score
5.6
out of 10
Median Home
$114,300
home value · ACS
District
1
serving the city
Schools
10
6 public · 4 private
Avg Score
5.6
out of 10
Median Home
$114,300
home value · ACS
District
1
serving the city
Top-Rated Schools in Alton
Ranked by MySchoolScout composite using only schools with real test data (10 of 10). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.
| # | School | Rating |
|---|---|---|
| 1 | Alton High School | 7.1 / 10 |
| 2 | St Mary School | 7.0 / 10 |
| 3 | Mississippi Valley Christian School | 6.6 / 10 |
| 4 | Center for Children to Heal and Achieve (ccha) | 6.5 / 10 |
| 5 | Marquette Catholic High School | 5.8 / 10 |
| 6 | West Elementary School | 5.6 / 10 |
| 7 | East Elementary School | 5.2 / 10 |
| 8 | Alton Middle School | 4.6 / 10 |
| 9 | Eunice Smith Elem School | 4.0 / 10 |
| 10 | Lovejoy Elem School | 3.6 / 10 |
See every school — including those with estimated data — in the full directory below. How we rate schools.
Family Snapshot
At a glance- Avg school rating
- 5.6/10
- Median household income
- $57,851
- Median home value
- $114,300
- Bachelor's degree or higher
- 24%
- Avg commute
- 24 min
- Owner-occupied homes
- 63%
20% of schools rated 7+
Census ACS, ZIPs in this city
Owner-occupied units
Adults 25+
Workers age 16+
Of occupied housing units
How Alton compares
Illinois rank
#304 of 444
cities by avg. school score
Vs. state average
-0.6
below Illinois avg (6.2)
Median household income
$58k
71% of Illinois median
Schools in this city
10
About Schools in Alton, Illinois
Alton, Illinois is home to 10 schools, including 6 public schools and 4 private schools. The city's schools span 5 elementary schools, 1 middle school, and 2 high schools.
With an average rating of 5.6 out of 10, schools in Alton show moderate performance on the MySchoolScout composite scale, which blends student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
The highest-performing school in Alton is Alton High School with a composite score of 7.1/10, demonstrating strong academic outcomes and school quality metrics.
Alton is served by 1 school district: Alton CUSD 11. These districts collectively serve 5,660 students.
Alton's community shows 24% bachelor's degree attainment with a median household income of $57,851. The poverty rate in the area is 20.7%.
Browse the schools below to compare ratings, test scores, enrollment, and other key metrics. Use the filters to focus on specific school levels or types that match your family's needs.
Elementary Schools
5 schools| # | School | Rating | ||
|---|---|---|---|---|
| 1 | 418 students · 2nd–5th | 5.6 | ||
| 2 | 440 students · 3rd–5th | 5.2 | ||
| 3 | 191 students · Kindergarten–2nd | 4.0 | ||
| 4 | 234 students · Kindergarten–2nd | 3.6 | ||
| Private Schools 1 school Private and public school ratings use different data sources and scoring models. Scores are not directly comparable across school types. | ||||
| 1 | St Mary School
Private
286 students · Pre-K–8th | 7.0 | ||
Middle Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | 1,219 students · 6th–8th | 4.6 |
High Schools
2 schools| # | School | Rating | ||
|---|---|---|---|---|
| 1 | 1,909 students · 9th–12th | 7.1 | ||
| Private Schools 1 school Private and public school ratings use different data sources and scoring models. Scores are not directly comparable across school types. | ||||
| 1 | Marquette Catholic High School
Private
420 students · 9th–12th | 5.8 | ||
Other Schools
2 schools| # | School | Rating |
|---|---|---|
| 1 | 84 students · Pre-K–12th | 6.6 |
| 2 | 31 students · 2nd–12th | 6.5 |
Schools in Alton
Alton, Illinois · 10 schools
Community Demographics
Census ACS 2022 5-Year Estimates across 1 ZIP code
Median Income
$57,851
Median Home Value
$114,300
Median Rent
$941/mo
Population
30,036
College Educated
24%
Homeownership
63%
Avg Commute
24 min
Poverty Rate
20.7%
Community Profile
Alton has a median household income of $57,851. It is a community where 24% of adults hold a bachelor's degree or higher. The median home value in the area is $114,300, with a median rent of $941/month. The area has a poverty rate of 20.7%, indicating some economic challenges in the community. The average commute for residents is 24 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Schools by Level
- State
- Illinois
- Elementary
- 5
- Middle
- 1
- High
- 2
- Other
- 2
Resources
School District
Nearby Cities
Other Major Cities in Illinois
Top metros statewide by school count.
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateFrequently Asked Questions
Common questions about schools in Alton, Illinois
How many schools are in Alton, Illinois?
Alton has 10 schools, including 6 public and 4 private schools spanning elementary, middle, and high school levels.
What is the average school rating in Alton, Illinois?
The average MySchoolScout composite score for schools in Alton is 5.6 out of 10, built from student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
What is the top-ranked school in Alton, Illinois?
The top-ranked school in Alton on MySchoolScout is Alton High School with a composite score of 7.1/10.
What is the best elementary school in Alton, Illinois?
The top-ranked elementary school in Alton on MySchoolScout is St Mary School with a composite score of 7.0/10.
What is the best middle school in Alton, Illinois?
The top-ranked middle school in Alton on MySchoolScout is Alton Middle School with a composite score of 4.6/10.
What is the best high school in Alton, Illinois?
The top-ranked high school in Alton on MySchoolScout is Alton High School with a composite score of 7.1/10.
How many school districts serve Alton, Illinois?
Alton is served by 1 school district: Alton Cusd 11.
What is the education level in Alton, Illinois?
According to Census data, 24% of adults in Alton have earned a bachelor's degree or higher.
What is the median income in Alton, Illinois?
The median household income in Alton is approximately $57,851 according to Census ACS 2022 estimates.
Are there private schools in Alton, Illinois?
Yes, Alton has 4 private schools alongside 6 public schools. The top-rated private school is St Mary School with a score of 7.0/10.
What is the student-teacher ratio in Alton, Illinois?
The average student-teacher ratio across schools in Alton is 12.4:1. This ratio varies by school, so families should check individual school profiles for specific classroom sizes.
How does MySchoolScout rate schools in Alton, Illinois?
MySchoolScout rates schools using publicly available data from the NCES Common Core of Data and state education departments. Each school receives a 1-10 composite score built from Student Growth, Poverty-Adjusted Academic Achievement, and School Environment — plus College Readiness for high schools. Weights vary by school level, and equity data is shown for context but not scored.
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Data from NCES Common Core of Data, Illinois Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.