Adele Harrison Middle
🇺🇸 Official data · 2025Sonoma, California 95476 · Sonoma Valley Unified
#407 of 1,334 middle schools in California
#7489 of 15,369 nationally
About Adele Harrison Middle
Adele Harrison Middle is a public middle located in Sonoma, in the Sonoma Valley Unified school district of California, United States. It caters for Grades 6–8. In 2025 it enrolled 334 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 50.7 out of 100, placing it in the top 50% of middle schools in United States and 407th of 1,334 ranked middle schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (82th percentile), and its weakest is students per teacher (27th percentile).
Other published figures: enrollment 334.
There are 8 schools in Sonoma; Adele Harrison Middle ranks 2nd of 8 scored schools there.
Success Index (US) breakdown
Each component is a percentile against middle schools across United States.
- Math proficiency (30%)33%
- Reading proficiency (30%)51%
- Community advantage (fewer free/reduced-price lunch) (25%)29.3%
- Students per teacher (15%)17.6
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Adele Harrison Middle by the official sources.
- Enrollment
- 334
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 29.3%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.6
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 51%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 33%
- Share of tested students proficient or above (all students, all grades).
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Schools near Adele Harrison Middle
Closest schools by straight-line distance, with their Success Index (US).
Sonoma Valley High
Sonoma · Public high · Grades 9–12
1,071 students · 282 m away
Prestwood Elementary
Sonoma · Public elementary · Grades K–5
275 students · 717 m away
Sassarini Elementary
Sonoma · Public elementary · Grades K–5
281 students · 1.4 km away
El Verano Elementary
Sonoma · Public elementary · Grades K–5
314 students · 3.7 km away
Altimira Middle
Sonoma · Public middle · Grades 6–8
324 students · 4.9 km away
Flowery Elementary
Sonoma · Public elementary · Grades K–5
368 students · 5.0 km away
Sonoma Charter
Sonoma · Charter elementary · Grades K–8
226 students · 5.3 km away
Browns Valley Elementary
Napa · Public elementary · Grades K–8
651 students · 11 km away
Old Adobe Elementary Charter
Petaluma · Charter elementary · Grades K–6
278 students · 12 km away
River Montessori Elementary Charter
Petaluma · Charter elementary · Grades K–6
144 students · 13 km away
Similar schools
Public middle schools in California with a comparable Enrollment.
Visitacion Valley Middle
San Francisco · Public middle · Grades 6–8
333 students
Rio Linda Preparatory Academy
Rio Linda · Public middle · Grades 7–8
331 students
Bret Harte Middle
Oakland · Public middle · Grades 6–9
337 students
Montgomery Middle
San Diego · Public middle · Grades 6–8
337 students
Baechtel Grove Middle
Willits · Public middle · Grades 6–8
331 students
Sylvandale Middle
San Jose · Public middle · Grades 7–8
330 students
Frequently asked questions
Is Adele Harrison Middle a good school?
Adele Harrison Middle has a Success Index (US) of 50.7 out of 100 (Top 50% of middle schools in United States) and ranks #407 of 1,334 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Adele Harrison Middle rank in California?
Adele Harrison Middle ranks #407 of 1,334 middle schools in California and #7489 of 15,369 nationally on the Success Index (US) (2025 data).
How many students attend Adele Harrison Middle?
Adele Harrison Middle had 334 students in 2025.
Is Adele Harrison Middle a elementary school or a high school?
Adele Harrison Middle is classified as a middle covering Grades 6–8. It is a public school.
What other schools are near Adele Harrison Middle?
There are 10 schools within 15 km of Adele Harrison Middle; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.