Elementary school (grades K-5) · Seattle, WA

Sanislo Elementary School

Federal NCES profile for Sanislo Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 64/100.

2024-25 NCES dataElementary school (grades K-5)NCES 530771001244
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Compiled from official source data by .
0/100100/10064/100
👥 S:T ratio
58
🌟 Gifted program
70
📋 Attendance
64
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Sanislo Elementary School earns 64/100 on the Resource Investment Index, with class sizes smaller than 94% of Washington schools. It is also more racially and ethnically mixed than most Washington schools.

#12 of 32
elementary schools in Seattle · Resource Index
64
Resource Index · Higher
10.4:1
small classes for Washington
58.4%
free-lunch eligible

Sanislo Elementary School has class sizes smaller than 94% of Washington schools. Computed live against every Washington school reporting to NCES.

By Resource Investment Index, Sanislo Elementary School ranks #12 of 32 elementary schools in Seattle, WA.

School address

Seattle, WA 98106
District: Seattle School District No. 1 · Washington

NCES ID 530771001244 Verify on NCES CCD record →

CCD year-over-year · 2022-23 → 2023-24

-2 students YoY

Sanislo Elementary School held near 171 students from 2022-23 to 2023-24 (-2 headcount).

Teacher FTE held 14.3 → 14.5 across the same CCD years.

Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).

Steady CCD campus

-2 students YoY 530771001244 · Seattle, WA Elementary · SMALL · TRAD

145 enr · 10.4:1 · 58.4% lunch · RII 64

Nearest enrollment peer: Lincoln High School (1,770 students)

Sanislo Elementary School held near 171 students from 2022-23 to 2023-24 (-2 headcount). Teacher FTE held 14.3 → 14.5 across the same CCD years. Read with this school → · District book → · Washington schools → · Find another →

Sanislo Elementary School in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows Sanislo Elementary School reports 145 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How Sanislo Elementary School compares

Sanislo Elementary School held steady on CCD headcount: ratios and free-lunch share vs Washington and U.S. means.

Metric This school vs Washington Washington avg U.S. avg
Students per teacher 10.4:1 ▼ 41% 17.6:1 15.7:1
Free-lunch eligible 58.4% ▲ 30% 45.0% 51.7%
Enrollment 145 top 78% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

10.4:1
Leaner classes than 87% of US schools, among the more generously staffed nationally.
145
Bigger than 14% of US schools by enrollment, a small campus.

Equity indicators methodology

Economic need
58.4%
free-lunch eligible - 30% 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
10.4:1
students per teacher - 41% below state mean
Top 6% in Washington - lower ratio than 94% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
14.5%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$21,806
per pupil, district-wide - above Washington avg of $20,912
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 1 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.7 per 100 students. Reported via the Civil Rights Data Collection.

Student demographics

African American 28.0%
Hispanic or Latino 22.4%
White 20.3%
Two or More 17.5%
Asian 11.9%

Largest group: African American at 28.0% of enrollment.

Student-body diversity index 78.5/100

Simpson diversity index - at 78.5, Sanislo Elementary School is more mixed than the Washington school average of 53.3.

Programs

Gifted & talented Yes

District finance for Seattle School District No. 1 reports $21,806 per pupil (NCES F-33) - open the district page for the full revenue mix.

How Sanislo Elementary School Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
Lincoln High School Larger Lower economic need Higher S:T ratio
Ballard High School Larger Lower economic need Higher S:T ratio
Roosevelt High School Larger Lower economic need Higher S:T ratio
Garfield High School Larger Lower economic need Higher S:T ratio
West Seattle High School Larger Lower economic need Higher S:T ratio

Comparisons are relative to Sanislo Elementary School's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Seattle School District No. 1 · 5 sibling schools

View district profile

Similar elementary schools in Seattle

6 comparable elementary schools (grades K-5) serving the same city.

Hazel Wolf K-8
Standard public school
660 students 16.1:1 students per teacher
Cascadia Elementary
Standard public school
531 students 22.1:1 students per teacher
Mcdonald International School
Standard public school
443 students 17.7:1 students per teacher
Bryn Mawr Elementary School
Standard public school
415 students 17.3:1 students per teacher
Rainier Prep
Standard public school
359 students 15:1 students per teacher
Campbell Hill Elementary School
Standard public school
345 students 16.4:1 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 (~145 students)

Similar student-teacher ratio (~10.4:1)

Frequently asked questions about Sanislo Elementary School

How many students attend Sanislo Elementary School?

Sanislo Elementary School has 145 students enrolled. It is an elementary school in Seattle, WA. CCD year-over-year: 173 (2022-23) → 171 (2023-24), nearly flat (-2).

What is the student-teacher ratio at Sanislo Elementary School?

The student-teacher ratio at Sanislo Elementary School is 10.4:1, which is 41% lower than the Washington average of 17.6:1 and 34% 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 Sanislo Elementary School?

58.4% of students at Sanislo Elementary School are eligible for free lunch, compared to the Washington average of 45.0%.

What is the racial and ethnic makeup of Sanislo Elementary School?

The largest demographic group at Sanislo Elementary School is African American at 28.0% of enrollment, in Seattle, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 78.5/100.

What is the Resource Investment Index for Sanislo Elementary School?

Sanislo Elementary School has a Resource Investment Index of 64/100 (higher 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 Sanislo Elementary School rank among elementary schools in Seattle?

By Resource Investment Index, Sanislo Elementary School ranks #12 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.

What other schools are in Seattle School District No. 1?

Besides Sanislo Elementary 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.

Read our methodology - how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2022-23) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

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Compiled from official source data by .