Enrollment
304
South Dakota · 2024-25 NCES data
Elementary school (grades K-5) · Aberdeen, SD
O M Tiffany Elementary - 11
Federal NCES profile for O M Tiffany Elementary - 11, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataElementary school (grades K-5)NCES 460207000009
👥 S:T ratio 51
🌟 Gifted program 30
🎓 Counselors 39
📋 Attendance 61
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
O M Tiffany Elementary - 11 earns 45/100 on the Resource Investment Index, with class sizes near the South Dakota median. It is also more racially and ethnically mixed than most South Dakota schools.
- #3 of 5
- elementary schools in Aberdeen · Resource Index
- 45
- Resource Index · Typical
- 12.2:1
- students per teacher
- 36.2%
- free-lunch eligible
O M Tiffany Elementary - 11 has class sizes near the South Dakota median. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, O M Tiffany Elementary - 11 ranks #3 of 5 elementary schools in Aberdeen, SD.
School address
District: Aberdeen School District 06-1 · South Dakota
NCES ID 460207000009 Verify on NCES CCD record →
Teachers (FTE)
25.0
Federal CCD staff survey
Students per teacher
12.2:1
vs 13.6:1 South Dakota avg
-10% vs state
Free-lunch eligible
36.2%
vs 28.8% South Dakota avg
+26% vs state
Student-teacher ratio in context
How O M Tiffany Elementary - 11 compares with South Dakota and U.S. medians
What stands out at O M Tiffany Elementary - 11
O M Tiffany Elementary - 11 is a mid-sized elementary school in Aberdeen, South Dakota, enrolling 304 students.
Class sizes run a bit leaner than typical: 12.2:1 puts it in the smaller third of South Dakota schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 36.2% of students eligible for free meals.
Enrollment of 304 puts it in the larger third of South Dakota schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 691 scored South Dakota schools.
Against 38 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #14.
Its student body is led by White (63%) and Hispanic or Latino (17%), more mixed than most schools in the state (diversity index 56/100).
Counselor coverage runs a bit thin, about 304 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
15.8% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Aberdeen School District 06-1 spends $9,917 per pupil, 26% below the South Dakota average, a leaner-resourced district than most.
Among Aberdeen's elementary schools, it stands alongside Simmons Elementary - 10 (386 students): O M Tiffany Elementary - 11 is smaller than that campus by headcount and runs leaner classes (12.2:1 vs 13.8:1).
Aberdeen School District 06-1 also operates Central High School - 01 (1,384 students) and Holgate Middle School - 02 (497 students) alongside O M Tiffany Elementary - 11.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How O M Tiffany Elementary - 11 compares
O M Tiffany Elementary - 11 on the metrics families compare, against South Dakota and U.S. means.
| Metric | This school | vs South Dakota | South Dakota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.2:1 | ▼ 10% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 36.2% | ▲ 26% | 28.8% | 51.7% |
| Enrollment | 304 | top 22% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.2:1
Leaner classes than 74% of US schools, among the more generously staffed nationally.
304
Bigger than 33% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
36.2%
free-lunch eligible
- 26% above the South Dakota average of 28.8%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
12.2:1
students per teacher
- 10% below state mean
Top 39% in South Dakota - lower ratio than 61% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
15.8%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$9,917
per pupil, district-wide
- below South Dakota avg of $13,477
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 304 students, the combined health-and-guidance staffing load for this school.
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.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 63.2%
Hispanic or Latino 16.8%
Two or More 7.6%
American Indian / Alaska Native 5.9%
African American 2.6%
Asian 2.3%
Native Hawaiian / Pacific Islander 1.6%
Largest group: White at 63.2% of enrollment.
Student-body diversity index 56.2/100
Simpson diversity index - at 56.2, O M Tiffany Elementary - 11 is more mixed than the South Dakota school average of 27.6.
Programs
Funding & spending
District-wide per-pupil expenditure for Aberdeen School District 06-1, which includes O M Tiffany Elementary - 11.
$9,917
Per student
-26%
vs South Dakota
Avg $13,477
-40%
vs U.S.
Avg $16,593
Revenue mix
Local 47.7%
State 40.1%
Federal 12.2%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How O M Tiffany Elementary - 11 Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Central High School - 01 | Larger | Lower economic need | Higher S:T ratio |
| Holgate Middle School - 02 | Larger | Lower economic need | Higher S:T ratio |
| Simmons Middle School - 03 | Larger | Similar economic need | Higher S:T ratio |
| Simmons Elementary - 10 | Larger | Similar economic need | Higher S:T ratio |
| C C Lee Elementary - 05 | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to O M Tiffany Elementary - 11's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,384
- Students per teacher
- 17.1:1
- Resource Index
- 24/100
- Enrollment
- 497
- Students per teacher
- 15.1:1
- Resource Index
- 43/100
- Enrollment
- 464
- Students per teacher
- 14.1:1
- Resource Index
- 40/100
- Enrollment
- 386
- Students per teacher
- 13.8:1
- Resource Index
- 51/100
- Enrollment
- 356
- Students per teacher
- 14.8:1
- Resource Index
- 45/100
Similar elementary schools in Aberdeen
4 comparable elementary schools (grades K-5) serving the same city.
Simmons Elementary - 10
Standard public school
386 students 13.8:1 students per teacher
C C Lee Elementary - 05
Standard public school
356 students 14.8:1 students per teacher
May Overby Elementary - 09
Standard public school
327 students 12.1:1 students per teacher
Mike Miller Elementary - 07
Standard public school
282 students 16.6:1 students per teacher
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of South Dakota, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~304 students)
Next steps
Verify locally before acting on O M Tiffany Elementary - 11's federal record.
- Compare O M Tiffany Elementary - 11 against another school. Compare schools
- Aberdeen School District 06-1's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about O M Tiffany Elementary - 11
How many students attend O M Tiffany Elementary - 11?
O M Tiffany Elementary - 11 has 304 students enrolled. It is an elementary school in Aberdeen, SD.
What is the student-teacher ratio at O M Tiffany Elementary - 11?
The student-teacher ratio at O M Tiffany Elementary - 11 is 12.2:1, which is 10% lower than the South Dakota average of 13.6:1 and 22% lower 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 O M Tiffany Elementary - 11?
36.2% of students at O M Tiffany Elementary - 11 are eligible for free lunch, compared to the South Dakota average of 28.8%.
What is the racial and ethnic makeup of O M Tiffany Elementary - 11?
The largest demographic group at O M Tiffany Elementary - 11 is White at 63.2% of enrollment, in Aberdeen, SD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.2/100.
What is the Resource Investment Index for O M Tiffany Elementary - 11?
O M Tiffany Elementary - 11 has a Resource Investment Index of 45/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does O M Tiffany Elementary - 11 rank among elementary schools in Aberdeen?
By Resource Investment Index, O M Tiffany Elementary - 11 ranks #3 of 5 elementary schools in Aberdeen, SD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Aberdeen on the city page.
Is O M Tiffany Elementary - 11 a good school?
O M Tiffany Elementary - 11 earns 45/100 on the Resource Investment Index, with class sizes near the South Dakota median. It is also more racially and ethnically mixed than most South Dakota schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Aberdeen School District 06-1?
Besides O M Tiffany Elementary - 11, Aberdeen School District 06-1 also operates Central High School - 01 (1,384 students), Holgate Middle School - 02 (497 students), and Simmons Middle School - 03 (464 students). See the Aberdeen School District 06-1 district page for the complete list.
Related tools
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, or report a data error. Data current as of June 2026.