- Enrollment
- 1,288
- Students per teacher
- 17.4:1
- Resource Index
- 50/100
Elementary school (grades K-5) · Lewiston, ID
Centennial Elementary School
Federal NCES profile for Centennial Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataElementary school (grades K-5)NCES 160186000321
👥 S:T ratio 35
🌟 Gifted program 70
🎓 Counselors 28
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Centennial Elementary School earns 44/100 on the Resource Investment Index, with class sizes near the Idaho median.
- #6 of 6
- elementary schools in Lewiston · Resource Index
- 44
- Resource Index · Typical
- 16.3:1
- students per teacher
- 19.7%
- free-lunch eligible
Centennial Elementary School has class sizes near the Idaho median. Computed live against every Idaho school reporting to NCES.
By Resource Investment Index, Centennial Elementary School ranks #6 of 6 elementary schools in Lewiston, ID.
School address
District: Lewiston Independent District · Idaho
NCES ID 160186000321 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-38 students YoY
Centennial Elementary School shrank from 391 students in 2022-23 to 353 in 2023-24 (-9.7%).
Teacher FTE held 22.9 → 23.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-38 students YoY 160186000321 · Lewiston, ID Elementary · SMALL · TRAD
358 enr · 16.3:1 · 19.7% lunch · RII 44
Nearest enrollment peer: Lewiston High School (1,288 students)
Centennial Elementary School shrank from 391 students in 2022-23 to 353 in 2023-24 (-9.7%). Teacher FTE held 22.9 → 23.1 across the same CCD years. Read with this school → · District book → · Idaho schools → · Find another →
Centennial Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Lewiston High
Lewiston High School
1,288 students
- Jenifer Middle
Jenifer Middle School
561 students
- Sacajawea Midd
Sacajawea Middle School
547 students
- This school 358
Centennial Elementary School
358 students
- Whitman Elemen 332
Whitman Elementary School
332 students
- Camelot Elemen 310
Camelot Elementary School
310 students
What this shows Centennial Elementary School reports 358 students on the CCD universe file.
How Centennial Elementary School compares
Centennial Elementary School is a shrinking campus on CCD: ratios and free-lunch share vs Idaho and U.S. means.
| Metric | This school | vs Idaho | Idaho avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.3:1 | ▼ 5% | 17.1:1 | 15.7:1 |
| Free-lunch eligible | 19.7% | ▼ 33% | 29.3% | 51.7% |
| Enrollment | 358 | top 46% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.3:1
Leaner classes than 36% of US schools, a middle-of-the-pack class size.
358
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
19.7%
free-lunch eligible
- 33% below the Idaho average of 29.3%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.3:1
students per teacher
- 5% below state mean
Top 45% in Idaho - lower ratio than 55% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$12,176
per pupil, district-wide
- below Idaho avg of $12,445
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 358 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 1 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 88.3%
Hispanic or Latino 5.0%
Two or More 4.7%
American Indian / Alaska Native 1.4%
Asian 0.3%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 88.3% of enrollment.
Student-body diversity index 21.5/100
Simpson diversity index - at 21.5, Centennial Elementary School is less mixed than the Idaho school average of 36.3.
Programs
Gifted & talented Yes
District finance for Lewiston Independent District reports $12,176 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Centennial Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lewiston High School | Larger | Similar economic need | Similar S:T ratio |
| Jenifer Middle School | Larger | Similar economic need | Similar S:T ratio |
| Sacajawea Middle School | Larger | Similar economic need | Similar S:T ratio |
| Whitman Elementary School | Similar size | Similar economic need | Lower S:T ratio |
| Camelot Elementary School | Similar size | Lower economic need | Lower S:T ratio |
Comparisons are relative to Centennial Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 561
- Students per teacher
- 16:1
- Resource Index
- 50/100
- Enrollment
- 547
- Students per teacher
- 15.2:1
- Resource Index
- 52/100
- Enrollment
- 332
- Students per teacher
- 14.4:1
- Resource Index
- 49/100
- Enrollment
- 310
- Students per teacher
- 14.8:1
- Resource Index
- 50/100
Nationwide elementary 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 (~358 students)
Frequently asked questions about Centennial Elementary School
How many students attend Centennial Elementary School?
Centennial Elementary School has 358 students enrolled. It is an elementary school in Lewiston, ID. CCD year-over-year: 391 (2022-23) → 353 (2023-24), down 38.
What is the student-teacher ratio at Centennial Elementary School?
The student-teacher ratio at Centennial Elementary School is 16.3:1, which is 5% lower than the Idaho average of 17.1:1 and 4% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Centennial Elementary School?
19.7% of students at Centennial Elementary School are eligible for free lunch, compared to the Idaho average of 29.3%.
What is the racial and ethnic makeup of Centennial Elementary School?
The largest demographic group at Centennial Elementary School is White at 88.3% of enrollment, in Lewiston, ID.
What is the Resource Investment Index for Centennial Elementary School?
Centennial Elementary School has a Resource Investment Index of 44/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Centennial Elementary School rank among elementary schools in Lewiston?
By Resource Investment Index, Centennial Elementary School ranks #6 of 6 elementary schools in Lewiston, ID. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Lewiston on the city page.
What other schools are in Lewiston Independent District?
Besides Centennial Elementary School, Lewiston Independent District also operates Lewiston High School (1,288 students), Jenifer Middle School (561 students), and Sacajawea Middle School (547 students). See the Lewiston Independent District district page for the complete list.