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SCHOOL COMMUNITY·SANTA ROSA HIGH·NCES 063583006121

Herbert Slater Middle

3500 Sonoma Ave., Santa Rosa, CA 95405 · (707) 890-3880 · Sonoma County
GRADES 07–08MIDDLE12-CITYTITLE IREGULAR SCHOOL577 STUDENTS
Enrollment
577
Middle
DISTRICT 461 · STATE 659
Student : Teacher
17.8:1
33 FTE teachers
DISTRICT 21.9:1 · STATE 20.7:1
Free / Reduced Lunch
60%
347 students
DISTRICT 55% · STATE 65%
Community
2
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 7
244
Grade 8
333
Student demographics
White
11720%
DISTRICT 28% · STATE 20%
Hispanic
37765%
DISTRICT 57% · STATE 56%
Black
102%
DISTRICT 2% · STATE 5%
Asian
265%
DISTRICT 6% · STATE 12%
Two+
234%
DISTRICT 5% · STATE 6%
Native American
61%
DISTRICT 1% · STATE 0%
Pacific Islander
163%
DISTRICT 1% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
31755%
Female
25845%

Discussions

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Test scores

CAASPP 2023-24 . % met or exceeded standard
English Language Arts
21.8%
CA avg 47.1% . -19.2pp since 2014
Math
15.7%
CA avg 35.6% . -14.3pp since 2014
Source: CAASPP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
UNDERPERFORMING
Bottom 10% of CA schools after controlling for student poverty
Actual proficiency
18.8%
composite math + reading, all grades
Predicted
43.7%
based on CA schools with similar FRL share
Beats by
-24.9pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
577
-187 (-24%) vs 2017
Student : Teacher
17.8:1
was 21.1:1
% White
20%
was 31%
% Hispanic
65%
was 52%
% Black
2%
was 3%
% Asian
5%
was 5%
Source: NCES Common Core of Data

About Herbert Slater Middle

Herbert Slater Middle is one of the mid-tier junior highs in Santa Rosa, California, one of the schools within Santa Rosa High, with 577 students on its rolls from grades 7 through 8.

Santa Rosa High comprises 11 schools with combined enrollment of 9,410 students; Herbert Slater Middle is among them.

Looking at the student body, Herbert Slater Middle shows that Hispanic students make up the majority at 65%. The remainder reads as 20% White, 5% Asian, 4% multiracial, 3% Pacific Islander. By comparison, Sonoma County as a whole is about 30% Hispanic, so the school skews considerably more Hispanic than its surroundings.

On the resource side, Staff filings list 33 full-time-equivalent teachers, which works out to roughly 17.8:1 students per teacher. The state averages around 20.7:1, so this campus is tighter than the state norm typical. Around 60% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. Set against Sonoma County (around 51%), the school's rate is north of typical.

On a residual basis (actual vs predicted given the student mix), Herbert Slater Middle falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 43.7%; this one comes in at 18.8%, -24.9 points off the demographic line.

In the surrounding community, the surrounding county (Sonoma County) shows that median household income runs about $104,674, 39% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. In all, Sonoma County runs 184 public schools (combined enrollment of about 63,389 students), of which Herbert Slater Middle is one.

Village Elementary Charter is the nearest neighboring public school, about 0.2 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Herbert Slater Middle. Among the 8 schools in that immediate cluster with test data (this one included), Herbert Slater Middle ranks 7th on composite proficiency, beneath the local average of 43.8%.

Geographically, the school is in a high-density area.

Trend over the last 7 years. Looking back 7 years, enrollment at Herbert Slater Middle has declined 24%, going from 764 students in 2018 to 577 in 2025. Hispanic enrollment moved from 52% to 65% across the same window. The student-to-teacher ratio fell from 21.1:1 in 2018 to 17.8:1 today.

Inside the community feed, the feed for Herbert Slater Middle typically covers science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.

Sonoma County at a glance

View full county profile
Population
485,040
Census ACS
Median income
$104,674
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
184
63,389 students

Quick facts

School name
Herbert Slater Middle
District
Santa Rosa High
Address
3500 Sonoma Ave., Santa Rosa, CA 95405
Phone
(707) 890-3880
County
Sonoma County
Level
Middle
Grade range
07–08
Total enrollment
577
Teachers (FTE)
33
Student–teacher ratio
17.8:1
Free/Reduced lunch
347 (60%)
Locale
12-City: Mid-size
NCES ID
063583006121
Charter school
No
Virtual school
No

Related schools

Other schools in Santa Rosa High
Other schools in Santa Rosa
Nearby schools

Frequently asked questions

About Herbert Slater Middle
What is the total enrollment at Herbert Slater Middle?
Herbert Slater Middle enrolls approximately 577 students in grades 07-08.
What age range does Herbert Slater Middle serve?
Herbert Slater Middle serves students from grade 07 through grade 08.
How many teachers does Herbert Slater Middle have?
Herbert Slater Middle employs 33 FTE teachers, for a student-to-teacher ratio of 17.8:1.
How diverse is Herbert Slater Middle?
Herbert Slater Middle reports a student body of 20% White, 65% Hispanic, 2% Black, 5% Asian, 4% Two or more.
Who oversees Herbert Slater Middle?
Herbert Slater Middle is overseen by Santa Rosa High in Sonoma County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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