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B−

Alton High School

PublicHighGrades 9–12

4200 Humbert Rd, Alton, IL 62002 · (618) 474-2700 · Part of Alton Community Unit School District 11

Godfrey’s School Grade D better than 11% of Illinois school districts

Students
1,823
Students per teacher
18:1
Free or reduced lunch
43%
Setting
Suburb
Grades
9–12
The gist

What stands out about Alton High School

  • Its own letter, B−: better results than 52% of Illinois’s public schools
  • Math proficiency 6 pts below the state
  • Reading / language arts 6 pts below the state
  • Enrollment down 9.9% since 2020–21

On the path

Where Godfrey kids come from and go next. The whole path →

6–8Alton Middle Schoolin Alton
9–12Alton High SchoolYou are here

Test scores

2020–21
Math proficiency20%
State average 25.9%
Reading / language arts25%
State average 30.7%

Its own letter, B−, places these results among Illinois’s 3,406 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

4200 Humbert Rd, Alton

Students

Enrollment by grade
Grade 9416
Grade 10482
Grade 11446
Grade 12479
Enrollment over time
2,023’20
2,044’21
1,990’22
1,909’23
1,823’24

Down 9.9% since 2020–21.

Who goes here
White 54%Black 28%Two or more races 11%Hispanic 6%Asian <1%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Alton High School from Godfrey families.

Other schools in Alton Community Unit School District 11

The district →

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Illinois’s other public schools; Godfrey’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.