- Enrollment
- 1,847
- Students per teacher
- 19:1
- Resource Index
- 37/100
Elementary school (grades K-5) · Quincy, IL
Sarah Atwater Denman Elem
Federal NCES profile for Sarah Atwater Denman Elem, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataElementary school (grades K-5)NCES 173300005055
👥 S:T ratio 49
🌟 Gifted program 70
📋 Attendance 15
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sarah Atwater Denman Elem earns 45/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #1 of 5
- elementary schools in Quincy · Resource Index
- 45
- Resource Index · Typical
- 12.8:1
- students per teacher
- 501
- students enrolled
Sarah Atwater Denman Elem has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Sarah Atwater Denman Elem ranks #1 of 5 elementary schools in Quincy, IL.
School address
District: Quincy Sd 172 · Illinois
NCES ID 173300005055 Verify on NCES CCD record →
NCES CCD universe card
School universe 173300005055 · Quincy, IL Elementary · MID · TRAD
501 enr · 12.8:1 · RII 45
Nearest enrollment peer: Quincy Sr High School (1,847 students)
Resource Investment Index #1 of 5 elementary schools in Quincy. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Sarah Atwater Denman Elem in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Quincy Sr High
Quincy Sr High School
1,847 students
- Quincy Jr High
Quincy Jr High School
1,295 students
- Lincoln-Dougla 588
Lincoln-Douglas Elementary School
588 students
- Thomas S Baldw 564
Thomas S Baldwin Elem Sch
564 students
- Colonel George 535
Colonel George Iles Elem Sch
535 students
- This school 501
Sarah Atwater Denman Elem
501 students
What this shows Sarah Atwater Denman Elem reports 501 students on the CCD universe file.
How Sarah Atwater Denman Elem compares
Sarah Atwater Denman Elem on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.8:1 | ▼ 9% | 14:1 | 15.7:1 |
| Enrollment | 501 | top 30% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.8:1
Leaner classes than 68% of US schools, among the more generously staffed nationally.
501
Bigger than 62% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
12.8:1
students per teacher
- 9% below state mean
Top 39% in Illinois - lower ratio than 61% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
34.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$12,997
per pupil, district-wide
- below Illinois avg of $18,196
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 77.6%
Two or More 13.8%
African American 4.6%
Hispanic or Latino 3.6%
Asian 0.4%
Largest group: White at 77.6% of enrollment.
Student-body diversity index 37.5/100
Simpson diversity index - at 37.5, Sarah Atwater Denman Elem is about as mixed as the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Quincy Sd 172, which includes Sarah Atwater Denman Elem.
$12,997
Per student
-29%
vs Illinois
Avg $18,196
-26%
vs U.S.
Avg $17,658
Revenue mix
Local 52.9%
State 32.8%
Federal 14.3%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Sarah Atwater Denman Elem Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Quincy Sr High School | Larger | No free-lunch data | Higher S:T ratio |
| Quincy Jr High School | Larger | No free-lunch data | Higher S:T ratio |
| Lincoln-Douglas Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
| Thomas S Baldwin Elem Sch | Similar size | No free-lunch data | Similar S:T ratio |
| Colonel George Iles Elem Sch | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Sarah Atwater Denman Elem's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,295
- Students per teacher
- 15.8:1
- Resource Index
- 30/100
- Enrollment
- 588
- Students per teacher
- 15.9:1
- Resource Index
- 44/100
- Enrollment
- 564
- Students per teacher
- 14.1:1
- Resource Index
- 44/100
- Enrollment
- 535
- Students per teacher
- 14.1:1
- Resource Index
- 41/100
Similar elementary schools in Quincy
4 comparable elementary schools (grades K-5) serving the same city.
Lincoln-Douglas Elementary School
Standard public school
588 students 15.9:1 students per teacher
Thomas S Baldwin Elem Sch
Standard public school
564 students 14.1:1 students per teacher
Colonel George Iles Elem Sch
Standard public school
535 students 14.1:1 students per teacher
Dr. Abby Fox Rooney Elem Sch
Standard public school
500 students 12.5:1 students per teacher
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 (~501 students)
Frequently asked questions about Sarah Atwater Denman Elem
How many students attend Sarah Atwater Denman Elem?
Sarah Atwater Denman Elem has 501 students enrolled. It is an elementary school in Quincy, IL.
What is the student-teacher ratio at Sarah Atwater Denman Elem?
The student-teacher ratio at Sarah Atwater Denman Elem is 12.8:1, which is 9% lower than the Illinois average of 14:1 and 18% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Sarah Atwater Denman Elem?
The largest demographic group at Sarah Atwater Denman Elem is White at 77.6% of enrollment, in Quincy, IL.
What is the Resource Investment Index for Sarah Atwater Denman Elem?
Sarah Atwater Denman Elem has a Resource Investment Index of 45/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sarah Atwater Denman Elem rank among elementary schools in Quincy?
By Resource Investment Index, Sarah Atwater Denman Elem ranks #1 of 5 elementary schools in Quincy, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Quincy on the city page.
What other schools are in Quincy Sd 172?
Besides Sarah Atwater Denman Elem, Quincy Sd 172 also operates Quincy Sr High School (1,847 students), Quincy Jr High School (1,295 students), and Lincoln-Douglas Elementary School (588 students). See the Quincy Sd 172 district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error. Data current as of August 2026.