Enrollment
605
Washington · 2024-25 NCES data
2024-25 NCES data Middle school (grades 6-8) NCES 530723002564
Dimmitt Middle School — Seattle, WA
Federal NCES profile for Dimmitt Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 35/100.
👥 Class size 28
🌟 Gifted program 30
🎓 Counselors 60
📋 Attendance 23
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Renton School District · Washington
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
37.0
Federal CCD staff survey
Students per teacher
17.9:1
vs 17.8:1 Washington avg
+1% vs state
Free-lunch eligible
61.9%
vs 45.0% Washington avg
+38% vs state
Student-teacher ratio in context
How Dimmitt Middle School compares with Washington and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Dimmitt Middle School reports 605 enrolled students to the National Center for Education Statistics (NCES) alongside 37.0 full-time-equivalent teachers, producing a 17.9:1 student-teacher ratio. That figure sits 1% above the Washington state mean of 17.8:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 13% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 61.9% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 38% above the Washington average and 19% above the national baseline. Counselor coverage works out to roughly 202 students per counselor, meeting the American School Counselor Association recommendation of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 30.7% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Renton School District spends $23,254 per pupil district-wide, above the Washington average of $23,175 and above the national average of $19,490. Revenue comes 33.7% from local sources (property taxes), 56.5% from the state, and 9.8% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 35/100 (F), calculated from 4 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Dimmitt Middle School compares
Cross-validating school-level NCES values against Washington state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.9:1 | ▲ 1% | 17.8:1 | 15.9:1 |
| Free-lunch eligible | 61.9% | ▲ 38% | 45.0% | 51.8% |
| Enrollment | 605 | top 80% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
61.9%
free-lunch eligible
— 38% 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
17.9:1
students per teacher
— 1% above state mean
Top 66% in Washington — lower ratio than 34% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
30.7%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$23,254
per pupil, district-wide
— above Washington avg of $23,175
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 202 students — the combined health-and-guidance staffing load for this school.
Discipline context
115
in-school suspensions + 78 out-of-school
Suspension rate: 19.0 per 100 students. Combined in-school and out-of-school rate: 31.9 per 100 students. Reported via the Civil Rights Data Collection. Includes 3 expulsions.
Overview
Enrollment 605 Top 80% in Washington — larger than 20% of 2,465 state schools
Teachers (FTE) 37.0
Students per teacher 17.9:1 +1% vs state
Free-lunch eligible 61.9% +38% vs state
NCES ID 530723002564
Student demographics
Hispanic or Latino 28.4%
Asian 26.0%
African American 23.3%
White 10.6%
Two or More 7.6%
Native Hawaiian / Pacific Islander 3.5%
American Indian / Alaska Native 0.7%
Largest group: Hispanic or Latino at 28.4% of enrollment.
Programs & staff
Counselors (FTE) 3.0
Students per counselor 202:1
Discipline & special education
Chronically absent 30.7%
In-school suspensions 115
Out-of-school suspensions 78
Expulsions 3
Funding & spending
District-wide per-pupil expenditure for Renton School District, which includes Dimmitt Middle School.
$23,254
Per student
+0%
vs Washington
Avg $23,175
+19%
vs U.S.
Avg $19,490
Revenue mix
Local 33.7%
State 56.5%
Federal 9.8%
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.
Other Schools in This District
- Enrollment
- 1,796
- Students per teacher
- 24:1
- Enrollment
- 1,208
- Students per teacher
- 21.6:1
- Enrollment
- 1,201
- Students per teacher
- 21.6:1
- Enrollment
- 913
- Students per teacher
- 20.5:1
- Enrollment
- 811
- Students per teacher
- 20:1
Similar middle schools in Seattle
5 comparable middle schools (grades 6-8) serving the same city.
Jane Addams Middle School
Standard public school
824 students 18.4:1 students per teacher
Aki Kurose Middle School
Standard public school
817 students 16.4:1 students per teacher
Robert Eagle Staff Middle School
Standard public school
729 students 17.8:1 students per teacher
Cascade Middle School
Standard public school
671 students 15.9:1 students per teacher
Edmonds S. Meany Middle School
Standard public school
504 students 17.4:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Dimmitt Middle School
How many students attend Dimmitt Middle School?
Dimmitt Middle School has 605 students enrolled. It is a middle school in Seattle, WA.
What is the student-teacher ratio at Dimmitt Middle School?
The student-teacher ratio at Dimmitt Middle School is 17.9:1, which is 1% higher than the Washington average of 17.8:1 and 13% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Dimmitt Middle School?
61.9% of students at Dimmitt Middle School are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Dimmitt Middle School?
The largest demographic group at Dimmitt Middle School is Hispanic or Latino at 28.4%. The school serves a diverse student body in Seattle, WA.
What is the Resource Investment Index for Dimmitt Middle School?
Dimmitt Middle School has a Resource Investment Index of 35/100 (F) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.