Pioneer Union School District

Item: Pioneer Union School District
Rating: 5
Author: Public School Review

6862 Mt. Aukum Rd.
Somerset, CA 95684-0008

( shown in map)

Bottom 50%

Tel: (530) 620-3556

pioneerusd.org

For the 2025-26 school year, there are 3 public schools serving 283 students in Pioneer Union School District. This district's average is 5/10, which is in the bottom 50% of public schools in California.

Public Schools in Pioneer Union School District have an score of 24% (versus the California public school average of 34%), and score of 42% (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

3 Schools

10,360 Schools

# Students

283 Students

5,825,797 Students

# Teachers

15 Teachers

267,978 Teachers

Student-Teacher Ratio

19:1

Student By Grade

View Data

Comparison of Students By Grade Trends
Grade	Pioneer Union School District	California
Kind	50	254
1	30	193
2	28	202
3	31	203
4	29	207
5	38	209
6	20	211
7	34	214
8	23	215

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

District Rank

Pioneer Union School District, which is ranked #1066 of all 1,908 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.

This School District

State Average (CA)

#1057 out of 1932 school districts
(Bottom 50%)

View Data

Overall School District Rank Trends
Year	Pioneer Union School District
2023	#1057
2022	#1081
2019	#768
2018	#520
2017	#436
2016	#627
2015	#379
2013	#366
2012	#186
2011	#247
2010	#182

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

22%

34%

View Data

Math Proficiency Trends
Year	Pioneer Union School District	California
2023	22%	34%
2022	22%	33%
2021	27%	34%
2019	32%	40%
2018	32%	39%
2017	38%	38%
2016	28%	37%
2015	34%	34%
2013	60%	59%
2012	70%	59%
2011	65%	58%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

40-44%

47%

View Data

Reading and Language Arts Proficiency Trends
Year	Pioneer Union School District	California
2022	42%	47%
2019	57%	51%
2018	32%	50%
2017	45%	48%
2016	38%	48%
2015	48%	44%
2013	62%	57%
2012	71%	58%
2011	65%	56%
2010	67%	54%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

25-29%

29%

View Data

Science Proficiency Trends
Year	Pioneer Union School District	California
2022	27%	29%
2021	34%	28%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Students by Ethnicity:

0.51

0.63

View Data

Comparison of Diversity Score Trends
Year	Pioneer Union School District	California
2023	0.49	0.64
2022	0.43	0.63
2021	0.49	0.62
2020	0.53	0.63
2019	0.53	0.63
2018	0.51	0.64
2017	0.51	0.64
2016	0.47	0.64
2015	0.44	0.64
2014	0.45	0.65
2013	0.43	0.65
2012	0.38	0.65
2011	0.39	0.67
2010	0.36	0.67
2009	0.29	0.71
2008	0.24	0.65
2007	0.20	0.67
2006	0.20	0.66
2005	0.20	0.67
2004	0.21	0.67
2003	0.18	0.67
2002	0.17	0.67
2001	0.15	0.67
2000	0.13	0.67
1999	0.11	0.67
1998	0.11	0.67
1997	0.12	0.67
1996	0.10	0.67
1995	0.14	0.67
1994	0.17	0.67
1993	0.19	0.67
1992	0.17	0.67
1991	0.12	0.67

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% American Indian

View Data

American Indian Student Percentage Comparison Over Years (1989-2023)
Year	Pioneer Union School District	California
2023	2%	1%
2022	2%	1%
2020	1%	1%
2019	1%	1%
2016	1%	1%
2015	1%	1%
2014	2%	1%
2013	2%	1%
2012	2%	1%
2011	1%	1%
2010	2%	1%
2009	2%	1%
2008	3%	1%
2007	3%	2%
2006	2%	1%
2005	1%	2%
2004	1%	2%
2003	1%	2%
2002	1%	2%
2001	2%	2%
2000	2%	1%
1999	2%	1%
1998	1%	1%
1996	1%	1%
1995	1%	1%
1994	1%	1%
1993	2%	1%
1992	3%	1%
1991	2%	1%
1990	1%	1%
1989	3%	1%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Asian

12%

View Data

Asian Student Percentage Comparison Over Years (1989-2023)
Year	Pioneer Union School District	California
2023	2%	12%
2022	1%	12%
2021	2%	12%
2020	1%	12%
2019	1%	12%
2018	1%	11%
2017	1%	11%
2013	1%	11%
2011	1%	11%
2008	1%	12%
2006	1%	12%
2005	1%	12%
2004	1%	12%
2003	2%	11%
2002	2%	11%
2001	1%	11%
2000	1%	11%
1999	1%	11%
1998	1%	11%
1997	1%	11%
1996	1%	11%
1995	1%	11%
1994	1%	11%
1993	1%	11%
1992	1%	11%
1991	1%	11%
1990	1%	10%
1989	1%	10%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Hispanic

19%

56%

View Data

Hispanic Student Percentage Comparison Over Years (1993-2023)
Year	Pioneer Union School District	California
2023	16%	55%
2022	11%	56%
2021	14%	56%
2020	16%	55%
2019	16%	55%
2018	19%	54%
2017	19%	54%
2016	17%	54%
2015	17%	54%
2014	16%	53%
2013	15%	53%
2012	15%	52%
2011	15%	51%
2010	13%	50%
2009	9%	49%
2008	7%	50%
2007	6%	49%
2006	6%	48%
2005	7%	47%
2004	9%	46%
2003	7%	45%
2002	6%	44%
2001	5%	43%
2000	4%	42%
1999	3%	41%
1998	3%	40%
1997	4%	40%
1996	3%	39%
1995	4%	38%
1994	5%	37%
1993	6%	36%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Black

n/a

View Data

Black Student Percentage Comparison Over Years (1991-2020)
Year	Pioneer Union School District	California
2020	1%	5%
2019	1%	5%
2009	1%	7%
2008	2%	8%
2007	2%	8%
2006	2%	8%
2005	2%	8%
2004	1%	8%
1997	1%	9%
1996	1%	9%
1995	1%	9%
1994	1%	9%
1993	1%	9%
1992	1%	9%
1991	1%	9%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% White

67%

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Pioneer Union School District	California
2023	69%	21%
2022	74%	21%
2021	69%	22%
2020	65%	23%
2019	65%	23%
2018	66%	24%
2017	66%	24%
2016	70%	24%
2015	72%	24%
2014	72%	25%
2013	74%	25%
2012	77%	26%
2011	77%	27%
2010	79%	27%
2009	84%	28%
2008	87%	29%
2007	89%	29%
2006	89%	31%
2005	89%	31%
2004	88%	32%
2003	90%	34%
2002	91%	35%
2001	92%	36%
2000	93%	37%
1999	94%	38%
1998	94%	39%
1997	94%	39%
1996	94%	40%
1995	93%	41%
1994	91%	42%
1993	90%	43%
1992	91%	44%
1991	94%	45%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Hawaiian

n/a

% Two or more races

10%

View Data

Two or More Races Student Percentage Comparison Over Years (2009-2023)
Year	Pioneer Union School District	California
2023	11%	6%
2022	12%	5%
2021	14%	5%
2020	16%	4%
2019	16%	4%
2018	14%	4%
2017	14%	4%
2016	12%	4%
2015	10%	3%
2014	10%	3%
2013	8%	3%
2012	6%	3%
2011	5%	2%
2010	6%	3%
2009	4%	3%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

All Ethnic Groups

District Revenue and Spending

The revenue/student of $13,184 in this school district is less than the state median of $19,978. The school district revenue/student has stayed relatively flat over four school years.

The school district's spending/student of $12,809 is less than the state median of $18,399. The school district spending/student has stayed relatively flat over four school years.

This School District

This State (CA)

Total Revenue

$4 MM

$116,387 MM

View Data

Total Revenues Trends
Year	Pioneer Union School District	California
2023	$4 MM	$8 MM
2022	$4 MM	$7 MM
2021	$4 MM	$8 MM
2020	$4 MM	$7 MM
2019	$4 MM	$7 MM
2018	$4 MM	$29 MM
2017	$4 MM	$26 MM
2016	$4 MM	$24 MM
2015	$4 MM	$17 MM
2014	$3 MM	$21 MM
2012	$3 MM	$19 MM
2011	$3 MM	$19 MM
2010	$4 MM	$17 MM
2009	$4 MM	$19 MM
2008	$4 MM	$19 MM
2007	$4 MM	$19 MM
2006	$4 MM	$17 MM
2005	$4 MM	$16 MM
2004	$5 MM	$16 MM
2003	$4 MM	$16 MM
2002	$5 MM	$15 MM
2001	$5 MM	$15 MM
2000	$4 MM	$13 MM
1999	$4 MM	$12 MM
1998	$4 MM	$11 MM
1997	$4 MM	$10 MM
1996	$5 MM	$9 MM
1995	$3 MM	$8 MM

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Spending

$4 MM

$107,188 MM

View Data

Total Expenditure Trends
Year	Pioneer Union School District	California
2023	$4 MM	$7 MM
2022	$4 MM	$7 MM
2021	$4 MM	$7 MM
2020	$4 MM	$7 MM
2019	$4 MM	$7 MM
2018	$4 MM	$29 MM
2017	$4 MM	$24 MM
2016	$4 MM	$23 MM
2015	$3 MM	$18 MM
2014	$3 MM	$21 MM
2012	$4 MM	$19 MM
2011	$3 MM	$19 MM
2010	$3 MM	$18 MM
2009	$4 MM	$18 MM
2008	$4 MM	$19 MM
2007	$4 MM	$18 MM
2006	$4 MM	$17 MM
2005	$5 MM	$16 MM
2004	$5 MM	$17 MM
2003	$5 MM	$15 MM
2002	$5 MM	$16 MM
2001	$4 MM	$14 MM
2000	$4 MM	$13 MM
1999	$4 MM	$11 MM
1998	$4 MM	$11 MM
1997	$3 MM	$10 MM
1996	$3 MM	$8 MM
1995	$4 MM	$8 MM

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Revenue / Student

$13,184

$19,978

View Data

Average Revenue Per Student Trends
Year	Pioneer Union School District	California
2023	$13,567	$15,607
2022	$15,590	$14,213
2021	$13,278	$15,669
2020	$15,590	$14,213
2019	$14,821	$14,063
2018	$13,128	$16,033
2017	$12,723	$16,692
2016	$12,769	$15,604
2015	$12,407	$10,238
2014	$9,942	$11,786
2012	$10,126	$11,929
2011	$8,758	$11,681
2010	$8,928	$10,238
2009	$9,512	$11,099
2008	$9,464	$11,762
2007	$9,838	$11,879
2006	$7,868	$10,859
2005	$7,755	$10,445
2004	$9,632	$10,566
2003	$7,403	$10,456
2002	$7,750	$9,803
2001	$7,614	$10,568
2000	$7,016	$8,943
1999	$6,220	$8,203
1998	$6,241	$7,395
1997	$5,297	$6,922
1995	$4,258	$5,953
1992	$4,708	$5,430

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Spending / Student

$12,809

$18,399

View Data

Average Expenditure Per Student Trends
Year	Pioneer Union School District	California
2023	$13,182	$13,914
2022	$14,384	$13,602
2021	$12,900	$13,970
2020	$14,384	$13,602
2019	$13,772	$13,522
2018	$11,816	$16,124
2017	$12,383	$15,588
2016	$11,782	$14,779
2015	$11,952	$10,739
2014	$10,473	$11,804
2012	$10,363	$12,155
2011	$8,814	$11,509
2010	$8,600	$10,739
2009	$9,103	$10,975
2008	$9,455	$11,678
2007	$9,571	$11,317
2006	$7,722	$10,926
2005	$8,993	$10,789
2004	$8,608	$11,073
2003	$8,144	$10,210
2002	$7,883	$10,600
2001	$7,232	$10,007
2000	$6,391	$9,131
1999	$6,169	$7,911
1998	$5,754	$7,592
1997	$5,135	$6,759
1995	$5,124	$6,033
1992	$8,518	$5,588

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Best Pioneer Union School District Public Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Walt Tyler Elementary School

(Math: <50% | Reading: <50%)
:

Top 30%

Add to Compare

6801 Tyler Rd.
Somerset, CA 95684
(530) 620-7210

Gr: K-4 | 8 students Student-teacher ratio: 8:1 Minority enrollment: 38%

Rank: #22.

Mountain Creek Middle School

(Math: 15-19% | Reading: 50-54%)
:

Bottom 50%

Add to Compare

6862 Mt. Aukum Rd.
Somerset, CA 95684
(530) 620-4393

Gr: 6-8 | 77 students Student-teacher ratio: 15:1 Minority enrollment: 35%

Rank: #33.

Pioneer Elementary School

(Math: 25-29% | Reading: 30-34%)
:

Bottom 50%

Add to Compare

6862 Mt. Aukum Rd.
Somerset, CA 95684
(530) 620-7210

Gr: K-5 | 198 students Student-teacher ratio: 22:1 Minority enrollment: 32%

Frequently Asked Questions

How many schools belong to Pioneer Union School District?

Pioneer Union School District manages 3 public schools serving 283 students.

What is the rank of Pioneer Union School District?

Pioneer Union School District is ranked #1066 out of 1,908 school districts in California (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year.

What is the racial composition of students in Pioneer Union School District?

67% of Pioneer Union School District students are White, 19% of students are Hispanic, 10% of students are Two or more races, 2% of students are American Indian, and 2% of students are Asian.

What is the student/teacher ratio of Pioneer Union School District?

Pioneer Union School District has a student/teacher ratio of 19:1, which is lower than the California state average of 22:1.

What is Pioneer Union School District's spending/student ratio?

The school district's spending/student of $12,809 is less than the state median of $18,399. The school district spending/student has stayed relatively flat over four school years.

Recent Articles

October 16, 2025

2025 Classroom Size Trends: Are Classes Still Growing?

A 2025 update on U.S. classroom sizes, policy battles, student outcomes, and whether class sizes continue to expand.

October 16, 2025

Personalized Learning in 2025: Revolutionizing Education

Explore how personalized learning is reshaping education in 2025—insights, policy, impact, and real-world models for students, parents, and educators.

October 16, 2025

How Bullying Impacts Student Academic Performance in 2025

Explore how bullying harms student achievement, attendance, and well-being — and strategies schools use in 2025 to mitigate its effects.

Quick Facts (2025-26)

District size: 3 schools
Grades: K-08
Enrollment: 283 students
Student-Teacher Ratio: 19:1
Minority Enrollment: 33%
: Bottom 50% in CA
: 22% (Btm 50%)
: 40-44% (Top 50%)
: 25-29% (Top 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education