Enrollment
438
Washington · 2024-25 NCES data
Elementary school (grades K-5) · Seattle, WA
Federal NCES profile for Catharine Blaine K-8 School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 48/100.
The verdict
Catharine Blaine K-8 School earns 48/100 on the Resource Investment Index, with class sizes near the Washington median.
Catharine Blaine K-8 School has class sizes near the Washington median. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Catharine Blaine K-8 School ranks #30 of 32 elementary schools in Seattle, WA.
NCES ID 530771002017 Verify on NCES CCD record →
Enrollment
438
Washington · 2024-25 NCES data
Teachers (FTE)
24.0
Federal CCD staff survey
Students per teacher
18.3:1
vs 17.6:1 Washington avg
+4% vs state
Free-lunch eligible
3.6%
vs 45.0% Washington avg
-92% vs state
How Catharine Blaine K-8 School compares with Washington and U.S. medians
Slightly above state median
18.3:1 - 0.7 above the Washington state median of 17.6:1, indicating larger average class loads than typical schools in the state.
Catharine Blaine K-8 School is a lower-poverty, mid-sized elementary school in Seattle, Washington, enrolling 438 students.
Class loads run somewhat heavier than typical: 18.3:1 puts it in the larger third of Washington schools by student-teacher ratio.
Comparatively few students face economic hardship here, 3.6% free-meal eligibility runs 92% below the Washington average.
With 438 students, its enrollment sits close to the Washington median campus size.
Its Resource Investment Index sits near the middle of the pack among 2,394 scored Washington schools.
Against 181 statewide peers matched on enrollment and economic need, it ranks mid-pack at #93.
Its student body is led by White (70%) and Two or More (10%) (diversity index 48/100).
Counselor access is stretched at roughly 730 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance holds up well here: only 2.5% of students were chronically absent, below the typical post-pandemic national figure.
Among Seattle's elementary schools, it stands alongside Hazel Wolf K-8 (660 students): Catharine Blaine K-8 School is smaller than that campus by headcount and runs heavier classes (18.3:1 vs 16.1:1).
Seattle School District No. 1 also operates Lincoln High School (1,770 students) and Ballard High School (1,697 students) alongside Catharine Blaine K-8 School.
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
Catharine Blaine K-8 School on the metrics families compare, against Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.3:1 | ▲ 4% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 3.6% | ▼ 92% | 45.0% | 51.7% |
| Enrollment | 438 | top 41% | - | - |
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 70.4% of enrollment.
Simpson diversity index - at 47.8, Catharine Blaine K-8 School is less mixed than the Washington school average of 53.3.
District-wide per-pupil expenditure for Seattle School District No. 1, which includes Catharine Blaine K-8 School.
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 |
|---|---|---|---|
| Lincoln High School | Larger | Similar economic need | Higher S:T ratio |
| Ballard High School | Larger | Similar economic need | Higher S:T ratio |
| Roosevelt High School | Larger | Similar economic need | Higher S:T ratio |
| Garfield High School | Larger | Higher economic need | Higher S:T ratio |
| West Seattle High School | Larger | Higher economic need | Higher S:T ratio |
Comparisons are relative to Catharine Blaine K-8 School's own figures; each column derives from NCES Common Core of Data.
6 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 Catharine Blaine K-8 School'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.
Catharine Blaine K-8 School has 438 students enrolled. It is an elementary school in Seattle, WA.
The student-teacher ratio at Catharine Blaine K-8 School is 18.3:1, which is 4% higher than the Washington average of 17.6:1 and 17% higher than the national average of 15.7:1.
3.6% of students at Catharine Blaine K-8 School are eligible for free lunch, compared to the Washington average of 45.0%.
The largest demographic group at Catharine Blaine K-8 School is White at 70.4% of enrollment, in Seattle, WA.
Catharine Blaine K-8 School has a Resource Investment Index of 48/100 (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, Catharine Blaine K-8 School ranks #30 of 32 elementary schools in Seattle, 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 Seattle on the city page.
Catharine Blaine K-8 School earns 48/100 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 Catharine Blaine K-8 School, Seattle School District No. 1 also operates Lincoln High School (1,770 students), Ballard High School (1,697 students), and Roosevelt High School (1,542 students). See the Seattle School District No. 1 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, “Catharine Blaine K-8 School, Seattle 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/catharine-blaine-k-8-school-wa
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