- Enrollment
- 400
- Students per teacher
- 20:1
- Resource Index
- 40/100
High school (grades 9-12) · Sergeant Bluff, IA
Sergeant Bluff-Luton Senior High School
Federal NCES profile for Sergeant Bluff-Luton Senior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 192559001460
👥 S:T ratio 29
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 75
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sergeant Bluff-Luton Senior High School earns 43/100 on the Resource Investment Index, with class sizes larger than 88% of Iowa schools.
- #3 of 4
- public schools in Sergeant Bluff · Resource Index
- 43
- Resource Index · Typical
- 17.8:1
- large classes for Iowa
- 23.3%
- free-lunch eligible
Sergeant Bluff-Luton Senior High School has class sizes larger than 88% of Iowa schools. Computed live against every Iowa school reporting to NCES.
By Resource Investment Index, Sergeant Bluff-Luton Senior High School ranks #3 of 4 public schools in Sergeant Bluff, IA.
School address
District: Sergeant Bluff-Luton Comm School District · Iowa
NCES ID 192559001460 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+4 students YoY
Sergeant Bluff-Luton Senior High School held near 537 students from 2022-23 to 2023-24 (+4 headcount).
Teacher FTE held 31.9 → 32.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+4 students YoY 192559001460 · Sergeant Bluff, IA High · MID · TRAD
552 enr · 17.8:1 · 23.3% lunch · RII 43
Nearest enrollment peer: Sergeant Bluff-Luton Middle School (400 students)
Sergeant Bluff-Luton Senior High School held near 537 students from 2022-23 to 2023-24 (+4 headcount). Teacher FTE held 31.9 → 32.0 across the same CCD years. Read with this school → · District book → · Iowa schools → · Find another →
Sergeant Bluff-Luton Senior High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Sergeant Bluff-Luton Senior High School
552 students
- Sergeant Bluff
Sergeant Bluff-Luton Middle School
400 students
- Sergeant Bluff
Sergeant Bluff-Luton Elementary School
383 students
- Sergeant Bluff
Sergeant Bluff-Luton Primary School
349 students
What this shows Sergeant Bluff-Luton Senior High School reports 552 students on the CCD universe file.
How Sergeant Bluff-Luton Senior High School compares
Sergeant Bluff-Luton Senior High School held steady on CCD headcount: ratios and free-lunch share vs Iowa and U.S. means.
| Metric | This school | vs Iowa | Iowa avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.8:1 | ▲ 20% | 14.8:1 | 15.7:1 |
| Free-lunch eligible | 23.3% | ▼ 36% | 36.4% | 51.7% |
| Enrollment | 552 | top 15% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.8:1
Leaner classes than 26% of US schools, heavier class loads than most.
552
Bigger than 68% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
23.3%
free-lunch eligible
- 36% below the Iowa average of 36.4%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
17.8:1
students per teacher
- 20% above state mean
Top 88% in Iowa - lower ratio than 12% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
10.1%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$12,621
per pupil, district-wide
- below Iowa avg of $13,441
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
24
in-school suspensions + 15 out-of-school
Suspension rate: 4.3 per 100 students. Combined in-school and out-of-school rate: 7.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 75.9%
Hispanic or Latino 8.3%
African American 7.1%
Two or More 4.5%
Asian 2.7%
Native Hawaiian / Pacific Islander 1.1%
American Indian / Alaska Native 0.4%
Largest group: White at 75.9% of enrollment.
Student-body diversity index 40.9/100
Simpson diversity index - at 40.9, Sergeant Bluff-Luton Senior High School is more mixed than the Iowa school average of 33.8.
Programs
AP courses offered 3
Gifted & talented Yes
District finance for Sergeant Bluff-Luton Comm School District reports $12,621 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Sergeant Bluff-Luton Senior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Sergeant Bluff-Luton Middle School | Smaller | Similar economic need | Higher S:T ratio |
| Sergeant Bluff-Luton Elementary School | Smaller | Similar economic need | Lower S:T ratio |
| Sergeant Bluff-Luton Primary School | Smaller | Higher economic need | Lower S:T ratio |
Comparisons are relative to Sergeant Bluff-Luton Senior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 383
- Students per teacher
- 14.2:1
- Resource Index
- 51/100
- Enrollment
- 349
- Students per teacher
- 11.3:1
- Resource Index
- 48/100
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~552 students)
Frequently asked questions about Sergeant Bluff-Luton Senior High School
How many students attend Sergeant Bluff-Luton Senior High School?
Sergeant Bluff-Luton Senior High School has 552 students enrolled. It is a high school in Sergeant Bluff, IA. CCD year-over-year: 533 (2022-23) → 537 (2023-24), nearly flat (+4).
What is the student-teacher ratio at Sergeant Bluff-Luton Senior High School?
The student-teacher ratio at Sergeant Bluff-Luton Senior High School is 17.8:1, which is 20% higher than the Iowa average of 14.8:1 and 13% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sergeant Bluff-Luton Senior High School?
23.3% of students at Sergeant Bluff-Luton Senior High School are eligible for free lunch, compared to the Iowa average of 36.4%.
What is the racial and ethnic makeup of Sergeant Bluff-Luton Senior High School?
The largest demographic group at Sergeant Bluff-Luton Senior High School is White at 75.9% of enrollment, in Sergeant Bluff, IA.
What is the Resource Investment Index for Sergeant Bluff-Luton Senior High School?
Sergeant Bluff-Luton Senior High School has a Resource Investment Index of 43/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sergeant Bluff-Luton Senior High School rank among public schools in Sergeant Bluff?
By Resource Investment Index, Sergeant Bluff-Luton Senior High School ranks #3 of 4 public schools in Sergeant Bluff, IA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Sergeant Bluff-Luton Comm School District?
Besides Sergeant Bluff-Luton Senior High School, Sergeant Bluff-Luton Comm School District also operates Sergeant Bluff-Luton Middle School (400 students), Sergeant Bluff-Luton Elementary School (383 students), and Sergeant Bluff-Luton Primary School (349 students). See the Sergeant Bluff-Luton Comm School District district page for the complete list.