Top Rankings
Marcum-Illinois Union Elementary School District ranks among the top 20% of public school district in California for:
Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
For the 2025 school year, there is 1 public school serving 182 students in Marcum-Illinois Union Elementary School District. This district's average testing ranking is 9/10, which is in the top 20% of public schools in California.
ºÚÁÏÍø¹ÙÍø School in Marcum-Illinois Union Elementary School District have an average math proficiency score of 52% (versus the California public school average of 33%), and reading proficiency score of 57% (versus the 47% statewide average).
Minority enrollment is 41% of the student body (majority Hispanic), which is less than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
1 School
10,369 Schools
# Students
182 Students
5,826,838 Students
# Teachers
10 Teachers
268,018 Teachers
Student : Teacher Ratio
18:1
18:1
Student By Grade
District Rank
Marcum-Illinois Union Elementary School District, which is ranked #288 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 90-94% has stayed relatively flat over five school years.
Overall District Rank
#290 out of 1941 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
50-54%
33%
Reading/Language Arts Test Scores (% Proficient)
55-59%
47%
Science Test Scores (% Proficient)
30-39%
29%
Graduation Rate
90-94%
87%
Students by Ethnicity:
Diversity Score
0.56
0.63
% American Indian
n/a
1%
% Asian
2%
12%
% Hispanic
30%
56%
% Black
n/a
5%
% White
59%
20%
% Hawaiian
1%
n/a
% Two or more races
8%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $17,929 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $16,588 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$3 MM
$116,387 MM
Spending
$3 MM
$107,188 MM
Revenue / Student
$17,929
$19,974
Spending / Student
$16,588
$18,396
Best Marcum-Illinois Union Elementary School District ºÚÁÏÍø¹ÙÍø Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Marcum-illinois Union Elementary School
(Math: 50-54% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
2452 El Centro Blvd.
Nicolaus, CA 95659
(530) 656-2407
Nicolaus, CA 95659
(530) 656-2407
Grades: K-8
| 182 students
Frequently Asked Questions
How many schools belong to Marcum-Illinois Union Elementary School District?
Marcum-Illinois Union Elementary School District manages 1 public schools serving 182 students.
What is the rank of Marcum-Illinois Union Elementary School District?
Marcum-Illinois Union Elementary School District is ranked #288 out of 1,925 school districts in California (top 20%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of California school districts for: Highest overall rank (Top 20%) and Highest math proficiency (Top 20%)
What is the racial composition of students in Marcum-Illinois Union Elementary School District?
59% of Marcum-Illinois Union Elementary School District students are White, 30% of students are Hispanic, 8% of students are Two or more races, 2% of students are Asian, and 1% of students are Hawaiian.
What is the student/teacher ratio of Marcum-Illinois Union Elementary School District?
Marcum-Illinois Union Elementary School District has a student/teacher ratio of 18:1, which is lower than the California state average of 22:1.
What is Marcum-Illinois Union Elementary School District's spending/student ratio?
The school district's spending/student of $16,588 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Recent Articles

Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.

2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.

Will Single Sex Classrooms Save ºÚÁÏÍø¹ÙÍø Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.