Serving 237 students in grades 7-12, Nathaniel S. Colley Sr. High School ranks in the bottom 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 ≤20% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is ≤20% (which is lower than the California state average of 47%).
The student:teacher ratio of 30:1 is higher than the California state level of 21:1.
Minority enrollment is 87% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Alternative school
- Grades: 7-12
- Enrollment: 237 students
- Student:Teacher Ratio: 30:1
- Minority Enrollment: 87%
- Graduation Rate: 20-24% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤20% (Btm 50%)
- Reading Proficiency: ≤20% (Btm 50%)
- Science Proficiency: ≤20% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Nathaniel S. Colley Sr. High School ranks among the top 20% of public schools in California for:
Category
Attribute
Diversity
Community Size
School Overview
Nathaniel S. Colley Sr. High School's student population of 237 students has declined by 19% over five school years.
The teacher population of 8 teachers has declined by 38% over five school years.
School Type
Grades Offered
Grades 7-12
Total Students
237 students
Gender %
Total Classroom Teachers
8 teachers
School Rankings
Nathaniel S. Colley Sr. High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Nathaniel S. Colley Sr. High School is 0.70, which is more 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
#7855 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤20%
34%
Reading/Language Arts Test Scores (% Proficient)
≤20%
47%
Science Test Scores (% Proficient)
≤20%
29%
Student : Teacher Ratio
30:1
21:1
American Indian
1%
1%
Asian
6%
12%
Hispanic
48%
56%
Black
19%
5%
White
13%
20%
Hawaiian
n/a
n/a
Two or more races
13%
6%
All Ethnic Groups
Graduation Rate
20-24%
87%
Eligible for Free Lunch
65%
54%
Eligible for Reduced Lunch
2%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Nathaniel S. Colley Sr. High School's ranking?
Nathaniel S. Colley Sr. High School is ranked #7855 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
≤20% of students have achieved math proficiency (compared to the 34% CA state average), while ≤20% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Nathaniel S. Colley Sr. High School?
The graduation rate of Nathaniel S. Colley Sr. High School is 20-24%, which is lower than the California state average of 87%.
How many students attend Nathaniel S. Colley Sr. High School?
237 students attend Nathaniel S. Colley Sr. High School.
What is the racial composition of the student body?
48% of Nathaniel S. Colley Sr. High School students are Hispanic, 19% of students are Black, 13% of students are White, 13% of students are Two or more races, 6% of students are Asian, and 1% of students are American Indian.
What is the student:teacher ratio of Nathaniel S. Colley Sr. High School?
Nathaniel S. Colley Sr. High School has a student ration of 30:1, which is higher than the California state average of 21:1.
What grades does Nathaniel S. Colley Sr. High School offer ?
Nathaniel S. Colley Sr. High School offers enrollment in grades 7-12
What school district is Nathaniel S. Colley Sr. High School part of?
Nathaniel S. Colley Sr. High School is part of Sacramento County Office Of Education School District.
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