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Lanphier High School

1300 N 11th St, Springfield, IL 62702

DSchola Grade
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Grades
9–12
High
Students
1,117
Enrolled 2024–25
Students per teacher
14.3 : 1
Full-time teachers
District
Springfield SD 186
Sangamon County

Schola Grade D · Below average

Letter grade (A–F) · compared with 684 Illinois high schools · How we grade
Test scores10% proficient in math & reading
21stpercentile
Equity12% of low-income students proficient
51stpercentile
Attendance67% chronically absent
9thpercentile
Graduation rate53% graduate in 4 years
2ndpercentile
College readinessAt least 13% take AP, IB or dual-enrollment courses
30thpercentile
Class size14.3 students per teacher
43rdpercentile

Percentiles compare this school with other Illinois high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Lanphier High School

Lanphier High School is a public high school in Springfield, Illinois, serving grades 9–12. It is part of Springfield SD 186. The school is located in a midsize city in Sangamon County.

In the 2024–25 school year, 1,117 students were enrolled, with about 14.3 students for every full-time teacher. That ratio is larger than the typical Illinois high school (13.3 students per teacher). Its Schola Grade is D (below average), compared with 684 Illinois high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

1300 N 11th St
Springfield, IL 62702
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
1,117 students
Students per teacher
14.3 to 1
AP courses offered
18
Charter school
No
Magnet school
No
Locale
City — Midsize
School district
Springfield SD 186
County
Sangamon County
NCES school ID
173708003829

Schools near Lanphier High School

All 54 schools in Springfield →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.