Enrollment
665
Washington · 2024-25 NCES data
Elementary school (grades K-5) · Arlington, WA
Federal NCES profile for Eagle Creek Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
The verdict
Eagle Creek Elementary earns 33/100 on the Resource Investment Index, with class sizes near the Washington median.
Eagle Creek Elementary has class sizes near the Washington median. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Eagle Creek Elementary ranks #4 of 5 elementary schools in Arlington, WA.
NCES ID 530024002248 Verify on NCES CCD record →
Enrollment
665
Washington · 2024-25 NCES data
Teachers (FTE)
42.0
Federal CCD staff survey
Students per teacher
15.8:1
vs 17.6:1 Washington avg
-10% vs state
Free-lunch eligible
36.7%
vs 45.0% Washington avg
-18% vs state
How Eagle Creek Elementary compares with Washington and U.S. medians
At or below state median
15.8:1 - 1.8 below the Washington state median of 17.6:1, indicating smaller average class loads than typical schools in the state.
Eagle Creek Elementary is a mid-sized elementary school in Arlington, Washington, enrolling 665 students.
At 15.8:1, its student-teacher ratio sits close to the Washington median, within a few percentage points of the 17.6:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 36.7% of students eligible for free meals.
Enrollment of 665 puts it in the larger third of Washington schools by headcount.
Its Resource Investment Index lands in the lower third of 2,394 scored Washington schools.
Among 427 similarly sized, similarly resourced-need Washington schools statewide, it ranks #374, in the lower tier once campus size and economic need are matched.
Its student body is led by White (77%) and Hispanic or Latino (16%) (diversity index 38/100).
Counselor access is stretched at roughly 665 students per counselor, well above the ASCA-recommended 250:1 ceiling.
13.2% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Arlington's elementary schools, it stands alongside Kent Prairie Elementary (621 students): Eagle Creek Elementary is larger than that campus by headcount and runs heavier classes (15.8:1 vs 15.5:1).
Arlington School District also operates Arlington High School (1,650 students) and Post Middle School (645 students) alongside Eagle Creek 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
Eagle Creek 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 | 15.8:1 | ▼ 10% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 36.7% | ▼ 18% | 45.0% | 51.7% |
| Enrollment | 665 | top 16% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: White at 77.1% of enrollment.
Simpson diversity index - at 37.9, Eagle Creek Elementary is less mixed than the Washington school average of 53.3.
District-wide per-pupil expenditure for Arlington School District, which includes Eagle Creek Elementary.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arlington High School | Larger | Similar economic need | Higher S:T ratio |
| Post Middle School | Similar size | Similar economic need | Higher S:T ratio |
| Kent Prairie Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Presidents Elementary | Similar size | Similar economic need | Similar S:T ratio |
| Haller Middle School | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Eagle Creek Elementary's own figures; each column derives from NCES Common Core of Data.
4 comparable elementary schools (grades K-5) serving the same city.
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.
Next steps
Verify locally before acting on Eagle Creek Elementary's federal record.
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.
Eagle Creek Elementary has 665 students enrolled. It is an elementary school in Arlington, WA.
The student-teacher ratio at Eagle Creek Elementary is 15.8:1, which is 10% lower than the Washington average of 17.6:1 and 1% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
36.7% of students at Eagle Creek Elementary are eligible for free lunch, compared to the Washington average of 45.0%.
The largest demographic group at Eagle Creek Elementary is White at 77.1% of enrollment, in Arlington, WA.
Eagle Creek Elementary has a Resource Investment Index of 33/100 (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).
By Resource Investment Index, Eagle Creek Elementary ranks #4 of 5 elementary schools in Arlington, WA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Arlington on the city page.
Eagle Creek Elementary earns 33/100 on the Resource Investment Index, with class sizes near the Washington median. 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.
Besides Eagle Creek Elementary, Arlington School District also operates Arlington High School (1,650 students), Post Middle School (645 students), and Kent Prairie Elementary (621 students). See the Arlington School District 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, or report a data error. Data current as of June 2026.
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PlainSchools, “Eagle Creek Elementary, Arlington WA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/eagle-creek-elementary-wa
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