Enrollment
19
Washington · 2024-25 NCES data
Other / mixed grade configuration · Anderson Island, WA
Anderson Island Elementary
Federal NCES profile for Anderson Island Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
2024-25 NCES dataOther / mixed grade configurationNCES 530846001430
👥 S:T ratio 75
🌟 Gifted program 30
📋 Attendance 47
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Anderson Island Elementary earns 51/100 on the Resource Investment Index, with class sizes smaller than 98% of Washington schools. It is also one of the smallest schools in Washington.
- 51
- Resource Index · Higher
- 6.3:1
- small classes for Washington
- 48.0%
- free-lunch eligible
- 19
- students enrolled
Anderson Island Elementary has class sizes smaller than 98% of Washington schools. Computed live against every Washington school reporting to NCES.
School address
District: Steilacoom Hist. School District · Washington
NCES ID 530846001430 Verify on NCES CCD record →
Teachers (FTE)
3.0
Federal CCD staff survey
Students per teacher
6.3:1
vs 17.6:1 Washington avg
-64% vs state
Free-lunch eligible
48.0%
vs 45.0% Washington avg
+7% vs state
Student-teacher ratio in context
How Anderson Island Elementary compares with Washington and U.S. medians
What stands out at Anderson Island Elementary
Anderson Island Elementary is a small combined-grade school in Anderson Island, Washington, enrolling 19 students.
Classes run notably small here: at 6.3:1, Anderson Island Elementary is leaner than roughly 98% of Washington schools and 64% under the state's 17.6:1 norm, more adult attention per pupil than most peers.
Its free-meal eligibility rate of 48.0% lands close to the Washington typical range, neither a high- nor low-need campus by this measure.
This is a small campus: fewer students than 95% of Washington schools, with 19 enrolled.
Its Resource Investment Index lands in the upper third of 2,394 scored Washington schools.
Against 28 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #7.
Its student body is led by White (63%) and Two or More (26%) (diversity index 52/100).
Attendance runs somewhat below the norm, with 21.1% of students chronically absent per the 2021-22 civil-rights collection.
Steilacoom Hist. School District also operates Steilacoom High (968 students) and Pioneer Middle (758 students) alongside Anderson Island Elementary.
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 Anderson Island Elementary compares
Anderson Island Elementary on the metrics families compare, against Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 6.3:1 | ▼ 64% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 48.0% | ▲ 7% | 45.0% | 51.7% |
| Enrollment | 19 | top 95% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
6.3:1
Leaner classes than 97% of US schools, among the more generously staffed nationally.
19
Bigger than 3% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
48.0%
free-lunch eligible
- 7% above the Washington average of 45.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
6.3:1
students per teacher
- 64% below state mean
Top 2% in Washington - lower ratio than 98% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
21.1%
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
$16,606
per pupil, district-wide
- below Washington avg of $19,487
Close to the U.S. public-school average per-pupil spend.
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.
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%
Two or More 26.3%
Hispanic or Latino 10.5%
Largest group: White at 63.2% of enrollment.
Student-body diversity index 52.0/100
Simpson diversity index - at 52.0, Anderson Island Elementary is about as mixed as the Washington school average of 53.3.
Programs
Funding & spending
District-wide per-pupil expenditure for Steilacoom Hist. School District, which includes Anderson Island Elementary.
$16,606
Per student
-15%
vs Washington
Avg $19,487
+0%
vs U.S.
Avg $16,593
Revenue mix
Local 26.5%
State 59.0%
Federal 14.5%
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 Anderson Island Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Steilacoom High | Larger | Lower economic need | Higher S:T ratio |
| Pioneer Middle | Larger | Lower economic need | Higher S:T ratio |
| Chloe Clark Elementary | Larger | Lower economic need | Higher S:T ratio |
| Saltars Point Elementary | Larger | Lower economic need | Higher S:T ratio |
| Cherrydale Elementary | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Anderson Island Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 968
- Students per teacher
- 20.6:1
- Resource Index
- 43/100
- Enrollment
- 758
- Students per teacher
- 19.9:1
- Resource Index
- 47/100
- Enrollment
- 475
- Students per teacher
- 12.5:1
- Resource Index
- 52/100
- Enrollment
- 437
- Students per teacher
- 16.2:1
- Resource Index
- 46/100
- Enrollment
- 348
- Students per teacher
- 13.4:1
- Resource Index
- 49/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Washington, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~19 students)
Similar student-teacher ratio (~6.3:1)
Next steps
Verify locally before acting on Anderson Island Elementary's federal record.
- Compare Anderson Island Elementary against another school. Compare schools
- Steilacoom Hist. School District'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 Anderson Island Elementary
How many students attend Anderson Island Elementary?
Anderson Island Elementary has 19 students enrolled. It is a public school in Anderson Island, WA.
What is the student-teacher ratio at Anderson Island Elementary?
The student-teacher ratio at Anderson Island Elementary is 6.3:1, which is 64% lower than the Washington average of 17.6:1 and 60% 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 Anderson Island Elementary?
48.0% of students at Anderson Island Elementary are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Anderson Island Elementary?
The largest demographic group at Anderson Island Elementary is White at 63.2% of enrollment, in Anderson Island, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 52.0/100.
What is the Resource Investment Index for Anderson Island Elementary?
Anderson Island Elementary has a Resource Investment Index of 51/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Is Anderson Island Elementary a good school?
Anderson Island Elementary earns 51/100 on the Resource Investment Index, with class sizes smaller than 98% of Washington schools. It is also one of the smallest schools in Washington. 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 Steilacoom Hist. School District?
Besides Anderson Island Elementary, Steilacoom Hist. School District also operates Steilacoom High (968 students), Pioneer Middle (758 students), and Chloe Clark Elementary (475 students). See the Steilacoom Hist. School District district page for the complete list.
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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.