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Public School Review - Established 2003

Castle Rock Union Elementary School District

29373 Main St.
Castella, CA 96017-0180
(District boundaries shown in map)
: 
5/
10
Bottom 50%
Tel: (530) 235-0101
www.castlerockschool.net

Top Rankings

Castle Rock Union Elementary School District ranks among the top 20% of public school district in California for:

Category
Attribute
Science Proficiency
Highest science proficiency (Top 20%)
Student Attention
Lowest student-teacher ratio (Top 1%)
For the 2026 school year, there is 1 public school serving 42 students in Castle Rock Union Elementary School District. This district's average testing ranking is 5/10, which is in the bottom 50% of public schools in California.
Public School in Castle Rock Union Elementary School District have an average math proficiency score of 30% (versus the California public school average of 34%), and reading proficiency score of 35% (versus the 47% statewide average).
Minority enrollment is 33% 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
10,347 Schools
# Students
42 Students
5,790,405 Students
# Teachers
4 Teachers
267,593 Teachers
Student-Teacher Ratio
11:1
11:1

Student By Grade

Comparison of Students By Grade Trends

GradeCastle Rock Union Elementary School DistrictCalifornia
Kind10264
15187
26196
34204
43205
54209
64210
73213
83216
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District Rank

Castle Rock Union Elementary School District, which is ranked #1092 of all 1,904 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
Definition of Terms
This School District
State Average (CA)
#1063 out of 1932 school districts
(Bottom 50%)

Overall School District Rank Trends

YearCastle Rock Union Elementary School District
2023#1063
2022#991
2021#842
2019#1246
2018#320
2017#411
2016#829
2015#650
2013#614
2012#725
2011#686
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30%
34%

Math Proficiency Trends

YearCastle Rock Union Elementary School DistrictCalifornia
202330%34%
202234%33%
202124%34%
201934%40%
201844%39%
201744%38%
201624%37%
201524%34%
201334%59%
201244%59%
201154%58%
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30-39%
47%

Reading and Language Arts Proficiency Trends

YearCastle Rock Union Elementary School DistrictCalifornia
202234%47%
202124%49%
201934%51%
201844%50%
201744%48%
201615%48%
201534%44%
201364%57%
201254%58%
201144%56%
201044%54%
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<50%
29%

Students by Ethnicity:

0.51
0.63

Comparison of Diversity Score Trends

YearCastle Rock Union Elementary School DistrictCalifornia
20240.400.63
20230.430.64
20220.560.63
20210.530.62
20200.680.63
20190.680.63
20180.590.64
20170.590.64
20160.550.64
20150.490.64
20140.490.65
20130.480.65
20120.390.65
20110.450.67
20100.320.67
20090.170.71
20080.170.65
20070.170.67
20060.250.66
20050.130.67
20040.220.67
20030.100.67
20020.340.67
20010.270.67
20000.330.67
19990.190.67
19980.190.67
19970.290.67
19960.320.67
19950.480.67
19940.290.67
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% American Indian
10%
1%

American Indian Student Percentage Comparison Over Years (1997-2023)

YearCastle Rock Union Elementary School DistrictCalifornia
20233%1%
20226%1%
20203%1%
20193%1%
20186%1%
20176%1%
20165%1%
20157%1%
20143%1%
20132%1%
20102%1%
20093%1%
20085%1%
20074%2%
20063%1%
20051%2%
20028%2%
20016%2%
20003%1%
19992%1%
19973%1%
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% Asian
n/a
12%

Asian Student Percentage Comparison Over Years (2000-2021)

YearCastle Rock Union Elementary School DistrictCalifornia
20212%12%
20202%12%
20192%12%
20102%11%
20091%11%
20081%12%
20072%12%
20061%12%
20024%11%
20016%11%
20003%11%
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% Hispanic
21%
56%

Hispanic Student Percentage Comparison Over Years (1994-2024)

YearCastle Rock Union Elementary School DistrictCalifornia
202418%56%
202314%55%
202224%56%
202122%56%
202023%55%
201923%55%
201818%54%
201718%54%
201622%54%
201517%54%
201419%53%
201318%53%
201218%52%
201116%51%
20106%50%
20095%49%
20083%50%
20073%49%
200610%48%
20056%47%
200410%46%
20035%45%
20026%44%
20012%43%
200013%42%
19996%41%
19987%40%
199714%40%
19968%39%
199538%38%
199415%37%
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% Black
n/a
5%

Black Student Percentage Comparison Over Years (1994-2023)

YearCastle Rock Union Elementary School DistrictCalifornia
20233%5%
20222%5%
20205%5%
20195%5%
20184%6%
20174%6%
20165%6%
20154%6%
20144%6%
20135%6%
20126%6%
20117%7%
20102%7%
20042%8%
20021%8%
20011%8%
19983%9%
19965%9%
19942%9%
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% White
67%
20%

White Student Percentage Comparison Over Years (1988-2024)

YearCastle Rock Union Elementary School DistrictCalifornia
202475%20%
202374%21%
202262%21%
202165%22%
202048%23%
201948%23%
201860%24%
201760%24%
201663%24%
201569%24%
201469%25%
201370%25%
201276%26%
201172%27%
201083%27%
200991%28%
200891%29%
200791%29%
200686%31%
200593%31%
200488%32%
200395%34%
200281%35%
200185%36%
200081%37%
199990%38%
199890%39%
199783%39%
199682%40%
199562%41%
199483%42%
199369%43%
199266%44%
199166%45%
199082%47%
1989100%49%
1988100%50%
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% Hawaiian
n/a
n/a
% Two or more races
2%
6%

Two or More Races Student Percentage Comparison Over Years (2011-2024)

YearCastle Rock Union Elementary School DistrictCalifornia
20247%6%
20236%6%
20226%5%
20215%5%
202019%4%
201919%4%
201812%4%
201712%4%
20165%4%
20153%3%
20145%3%
20135%3%
20115%2%
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All Ethnic Groups

District Revenue and Spending

Definition of Terms
This School District
This State (CA)
Total Revenue
$1 MM
$116,387 MM

Total Revenues Trends

YearCastle Rock Union Elementary School DistrictCalifornia
2023$1 MM$8 MM
2022$1 MM$7 MM
2021$1 MM$8 MM
2020$1 MM$7 MM
2019$1 MM$7 MM
2018$1 MM$29 MM
2017$1 MM$26 MM
2016$1 MM$24 MM
2015$1 MM$17 MM
2014$1 MM$21 MM
2012$1 MM$19 MM
2011$1 MM$19 MM
2010$1 MM$17 MM
2009$1 MM$19 MM
2008$1 MM$19 MM
2007$1 MM$19 MM
2006$1 MM$17 MM
2005$1 MM$16 MM
2004$1 MM$16 MM
2003$1 MM$16 MM
2002$1 MM$15 MM
2001$1 MM$15 MM
2000$1 MM$13 MM
19990$12 MM
19980$11 MM
1997$1 MM$10 MM
19960$9 MM
19950$8 MM
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Spending
$1 MM
$107,188 MM

Total Expenditure Trends

YearCastle Rock Union Elementary School DistrictCalifornia
2023$1 MM$7 MM
2022$1 MM$7 MM
2021$1 MM$7 MM
2020$1 MM$7 MM
2019$1 MM$7 MM
2018$1 MM$29 MM
2017$1 MM$24 MM
2016$1 MM$23 MM
2015$1 MM$18 MM
2014$1 MM$21 MM
2012$1 MM$19 MM
2011$1 MM$19 MM
2010$1 MM$18 MM
2009$1 MM$18 MM
2008$1 MM$19 MM
2007$1 MM$18 MM
2006$1 MM$17 MM
2005$1 MM$16 MM
2004$1 MM$17 MM
2003$1 MM$15 MM
2002$1 MM$16 MM
2001$1 MM$14 MM
2000$1 MM$13 MM
19990$11 MM
19980$11 MM
19970$10 MM
19960$8 MM
19950$8 MM
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Revenue / Student (21-22)
$16,682
$14,213

Average Revenue Per Student Trends

YearCastle Rock Union Elementary School DistrictCalifornia
2022$16,682$14,213
2021$20,909$15,669
2020$16,682$14,213
2019$16,219$14,063
2018$15,000$16,033
2016$16,017$15,604
2015$13,574$10,238
2014$12,643$11,786
2012$12,103$11,929
2011$11,947$11,681
2010$12,938$10,238
2009$12,560$11,099
2008$13,551$11,762
2007$14,456$11,879
2006$11,844$10,859
2005$10,451$10,445
2004$13,540$10,566
2003$11,337$10,456
2002$10,850$9,803
2001$10,247$10,568
2000$8,203$8,943
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Spending / Student (21-22)
$16,106
$13,602

Average Expenditure Per Student Trends

YearCastle Rock Union Elementary School DistrictCalifornia
2022$16,106$13,602
2021$21,200$13,970
2020$16,106$13,602
2019$15,656$13,522
2018$14,850$16,124
2016$15,379$14,779
2015$14,918$10,739
2014$12,443$11,804
2012$13,015$12,155
2011$11,120$11,509
2010$14,219$10,739
2009$12,520$10,975
2008$13,435$11,678
2007$13,824$11,317
2006$10,675$10,926
2005$10,293$10,789
2004$11,889$11,073
2003$11,759$10,210
2002$11,000$10,600
2001$9,447$10,007
2000$8,449$9,131
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Best Castle Rock Union Elementary School District Public Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Castle Rock Elementary School
(Math: 21-39% | Reading: 30-39%)
Rank:
5/
10
Bottom 50%
29373 Main St.
Castella, CA 96017
(530) 235-0101
Gr: K-8 | 42 students Student-teacher ratio: 11:1 Minority enrollment: 33%

Frequently Asked Questions

How many schools belong to Castle Rock Union Elementary School District?
Castle Rock Union Elementary School District manages 1 public schools serving 42 students.
What is the rank of Castle Rock Union Elementary School District?
Castle Rock Union Elementary School District is ranked #1092 out of 1,904 school districts in California (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of California school districts for: Highest science proficiency (Top 20%) and Lowest student-teacher ratio (Top 1%)
What is the racial composition of students in Castle Rock Union Elementary School District?
67% of Castle Rock Union Elementary School District students are White, 21% of students are Hispanic, 10% of students are American Indian, and 2% of students are Two or more races.
What is the student/teacher ratio of Castle Rock Union Elementary School District?
Castle Rock Union Elementary School District has a student/teacher ratio of 11:1, which is lower than the California state average of 22:1.

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Quick Facts (2026)

  • District size: 1 school
  • Grades: K-08
  • Enrollment: 42 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 33%
  • : Bottom 50% in CA
  • : 30% (Top 50%)
  • : 30-39% (Btm 50%)
  • : <50% (Top 20%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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