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WA Regular School Middle School

Chinook Middle School

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18650 42nd Ave S, SeaTac, WA 98188 • King County
(206) 631-5700

Student Enrollment & Staffing Overview

NCES 2024-2025
Total Students
620
Teachers (FTE)
35.7
Student-Teacher Ratio
17.4:1
FRPL Eligible
452
(72.9%)
National School Lunch Program (FRPL) Eligibility Total Eligible: 452 of 620 (72.9%)
Free Lunch: 366 (59%)
Reduced-Price: 86 (13.9%)
Paid / Not Eligible: 168 (27.1%)

Multi-Year Enrollment Trends & Growth (2020-2021 – 2024-2025)

0 450 900 2020-2021: 712 students 712 2020-2021 2021-2022: 608 students 608 -14.6% 2021-2022 2022-2023: 599 students 599 -1.5% 2022-2023 2023-2024: 603 students 603 +0.7% 2023-2024 2024-2025: 620 students 620 +2.8% 2024-2025

Student Diversity Distribution

Demographic composition of enrolled students across racial & ethnic backgrounds.

NCES 2024-2025
Hispanic / Latino: 248 (40%) Black or African American: 120 (19.4%) Asian: 97 (15.6%) White: 70 (11.3%) Native Hawaiian / Pacific Islander: 47 (7.6%) Two or More Races (Multiracial): 38 (6.1%)
620 Students
Hispanic / Latino 248 40%
Black or African American 120 19.4%
Asian 97 15.6%
White 70 11.3%
Native Hawaiian / Pacific Islander 47 7.6%
Two or More Races (Multiracial) 38 6.1%

Grade-Level Enrollment Distribution

Distribution of student body across reported grade cohorts.

Total: 620 Students
Grade 6: 205 (33.1%) Grade 7: 210 (33.9%) Grade 8: 205 (33.1%)
620 Students
Grade 6 205 33.1%
Grade 7 210 33.9%
Grade 8 205 33.1%

Student Gender Distribution

Reported enrollment counts by gender cohort.

NCES 2024-2025
M
Male Students
339
54.7%
F
Female Students
281
45.3%