Serving 599 students in grades 6-8, Unidos Middle School ranks in the top 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 26% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 58% (which is higher than the California state average of 47%).
The student-teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 78% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 599 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 78%
- Overall Testing Rank: Top 50% in CA
- Math Proficiency: 26% (Btm 50%)
- Reading Proficiency: 58% (Top 30%)
- Science Proficiency: 30-34% (Top 50%)
- Attendance Zone: River Charter serves the southwest area of Napa, CA, covering approximately 55.9 square miles. Families typically have a 10-15 minute drive to the school, with the furthest edge of the attendance zone located about 11 miles away.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Unidos Middle School's student population of 599 students has grown by 25% over five school years.
The teacher population of 26 teachers has grown by 36% over five school years.
Grades Offered
Grades 6-8
Total Students
599 students
Total Classroom Teachers
26 teachers
School Calendar
School Rankings
Unidos Middle School ranks within the top 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Unidos Middle School is 0.39, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#3706 out of 9523 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
26%
34%
Reading/Language Arts Test Scores (% Proficient)
58%
47%
Science Test Scores (% Proficient)
30-34%
29%
Student-Teacher Ratio
23:1
21:1
American Indian
n/a
1%
Asian
n/a
12%
Hispanic
75%
56%
Black
1%
5%
White
22%
20%
Hawaiian
n/a
n/a
Two or more races
2%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)19.9%
27.7%
Eligible for Free Lunch
42%
54%
Eligible for Reduced Lunch
19%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Unidos Middle School's ranking?
Unidos Middle School is ranked #3706 out of 9,523 schools, which ranks it among the top 50% of public schools in California.
What schools are Unidos Middle School often compared to?
Unidos Middle Schoolis often viewed alongside schools like Redwood Middle School, Silverado Middle School, Calistoga Junior/senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
26% of students have achieved math proficiency (compared to the 34% CA state average), while 58% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Unidos Middle School?
599 students attend Unidos Middle School.
What is the racial composition of the student body?
75% of Unidos Middle School students are Hispanic, 22% of students are White, 2% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Unidos Middle School?
Unidos Middle School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Unidos Middle School offer ?
Unidos Middle School offers enrollment in grades 6-8
What school district is Unidos Middle School part of?
Unidos Middle School is part of Napa Valley Unified School District.
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