Item: Old Adobe Union School District
Rating: 7
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Old Adobe Union School District

845 Crinella Dr.
Petaluma, CA 94954-4450

( shown in map)

Top 50%

Tel: (707) 765-4322

For the 2025-26 school year, there are 5 public schools serving 1,826 students in Old Adobe Union School District. This district's average is 7/10, which is in the top 50% of public schools in California.

Public Schools in Old Adobe Union School District have an score of 39% (versus the California public school average of 34%), and score of 43% (versus the 47% statewide average).

Minority enrollment is 54% 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

5 Schools

10,360 Schools

# Students

1,826 Students

5,825,797 Students

# Teachers

81 Teachers

267,978 Teachers

Student-Teacher Ratio

23:1

Student By Grade

View Data

Comparison of Students By Grade Trends
Grade	Old Adobe Union School District	California
Kind	393	254
1	252	193
2	222	202
3	235	203
4	249	207
5	218	209
6	257	211

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District Rank

Old Adobe Union School District, which is ranked #720 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)

#686 out of 1932 school districts
(Top 50%)

View Data

Overall School District Rank Trends
Year	Old Adobe Union School District
2023	#686
2022	#705
2019	#535
2018	#297
2017	#377
2016	#392
2015	#466
2013	#420
2012	#388
2011	#381
2010	#333

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39%

34%

View Data

Math Proficiency Trends
Year	Old Adobe Union School District	California
2023	39%	34%
2022	39%	33%
2019	49%	40%
2018	46%	39%
2017	42%	38%
2016	36%	37%
2015	31%	34%
2013	58%	59%
2012	58%	59%
2011	58%	58%
2010	58%	56%

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44%

47%

View Data

Reading and Language Arts Proficiency Trends
Year	Old Adobe Union School District	California
2022	44%	47%
2019	52%	51%
2018	46%	50%
2017	48%	48%
2016	50%	48%
2015	45%	44%
2013	61%	57%
2012	64%	58%
2011	61%	56%
2010	60%	54%

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25%

29%

Students by Ethnicity:

0.59

0.63

View Data

Comparison of Diversity Score Trends
Year	Old Adobe Union School District	California
2023	0.58	0.64
2022	0.59	0.63
2021	0.58	0.62
2020	0.59	0.63
2019	0.59	0.63
2018	0.60	0.64
2017	0.60	0.64
2016	0.61	0.64
2015	0.59	0.64
2014	0.58	0.65
2013	0.59	0.65
2012	0.59	0.65
2011	0.58	0.67
2010	0.58	0.67
2009	0.57	0.71
2008	0.57	0.65
2007	0.57	0.67
2006	0.58	0.66
2005	0.53	0.67
2004	0.50	0.67
2003	0.46	0.67
2002	0.46	0.67
2001	0.42	0.67
2000	0.38	0.67
1999	0.37	0.67
1998	0.36	0.67
1997	0.34	0.67
1996	0.31	0.67
1995	0.29	0.67
1994	0.29	0.67
1993	0.28	0.67
1992	0.30	0.67
1991	0.25	0.67

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% American Indian

View Data

American Indian Student Percentage Comparison Over Years (1992-2009)
Year	Old Adobe Union School District	California
2009	1%	1%
2008	1%	1%
2007	1%	2%
2006	2%	1%
2005	1%	2%
2004	1%	2%
2003	2%	2%
2002	1%	2%
1999	1%	1%
1994	1%	1%
1992	1%	1%

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% Asian

12%

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Old Adobe Union School District	California
2023	3%	12%
2022	3%	12%
2021	3%	12%
2020	4%	12%
2019	4%	12%
2018	4%	11%
2017	4%	11%
2016	4%	11%
2015	4%	11%
2014	4%	11%
2013	4%	11%
2012	6%	11%
2011	7%	11%
2010	6%	11%
2009	7%	11%
2008	8%	12%
2007	8%	12%
2006	8%	12%
2005	8%	12%
2004	8%	12%
2003	7%	11%
2002	6%	11%
2001	7%	11%
2000	7%	11%
1999	6%	11%
1998	6%	11%
1997	5%	11%
1996	6%	11%
1995	5%	11%
1994	5%	11%
1993	5%	11%
1992	4%	11%
1991	3%	11%

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% Hispanic

44%

56%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Old Adobe Union School District	California
2023	45%	55%
2022	43%	56%
2021	43%	56%
2020	42%	55%
2019	42%	55%
2018	43%	54%
2017	43%	54%
2016	41%	54%
2015	42%	54%
2014	43%	53%
2013	41%	53%
2012	39%	52%
2011	35%	51%
2010	36%	50%
2009	33%	49%
2008	32%	50%
2007	31%	49%
2006	29%	48%
2005	26%	47%
2004	23%	46%
2003	20%	45%
2002	19%	44%
2001	16%	43%
2000	14%	42%
1999	13%	41%
1998	13%	40%
1997	13%	40%
1996	11%	39%
1995	11%	38%
1994	10%	37%
1993	10%	36%
1992	11%	35%
1991	9%	34%

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% Black

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Old Adobe Union School District	California
2023	1%	5%
2022	2%	5%
2021	1%	5%
2020	1%	5%
2019	1%	5%
2018	1%	6%
2017	1%	6%
2016	1%	6%
2015	1%	6%
2014	1%	6%
2013	2%	6%
2012	2%	6%
2011	1%	7%
2010	2%	7%
2009	2%	7%
2008	2%	8%
2007	2%	8%
2006	3%	8%
2005	2%	8%
2004	1%	8%
2003	1%	8%
2002	3%	8%
2001	3%	8%
2000	2%	9%
1999	2%	9%
1998	2%	9%
1997	2%	9%
1996	1%	9%
1995	1%	9%
1994	1%	9%
1993	1%	9%
1992	1%	9%
1991	2%	9%

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% White

46%

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Old Adobe Union School District	California
2023	47%	21%
2022	47%	21%
2021	49%	22%
2020	48%	23%
2019	48%	23%
2018	47%	24%
2017	47%	24%
2016	48%	24%
2015	49%	24%
2014	49%	25%
2013	49%	25%
2012	51%	26%
2011	55%	27%
2010	54%	27%
2009	57%	28%
2008	57%	29%
2007	58%	29%
2006	58%	31%
2005	63%	31%
2004	67%	32%
2003	70%	34%
2002	71%	35%
2001	74%	36%
2000	77%	37%
1999	78%	38%
1998	79%	39%
1997	80%	39%
1996	82%	40%
1995	83%	41%
1994	83%	42%
1993	84%	43%
1992	83%	44%
1991	86%	45%

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% Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2013-2014)
Year	Old Adobe Union School District	California
2014	1%	1%
2013	1%	1%

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% Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2011-2023)
Year	Old Adobe Union School District	California
2023	4%	6%
2022	5%	5%
2021	4%	5%
2020	5%	4%
2019	5%	4%
2018	5%	4%
2017	5%	4%
2016	6%	4%
2015	4%	3%
2014	2%	3%
2013	3%	3%
2012	2%	3%
2011	2%	2%

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All Ethnic Groups

District Revenue and Spending

The revenue/student of $17,130 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 $20,039 is higher 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

$31 MM

$116,387 MM

View Data

Total Revenues Trends
Year	Old Adobe Union School District	California
2023	$31 MM	$8 MM
2022	$30 MM	$7 MM
2021	$31 MM	$8 MM
2020	$30 MM	$7 MM
2019	$30 MM	$7 MM
2018	$30 MM	$29 MM
2017	$27 MM	$26 MM
2016	$26 MM	$24 MM
2015	$15 MM	$17 MM
2014	$19 MM	$21 MM
2012	$16 MM	$19 MM
2011	$16 MM	$19 MM
2010	$15 MM	$17 MM
2009	$17 MM	$19 MM
2008	$17 MM	$19 MM
2007	$17 MM	$19 MM
2006	$15 MM	$17 MM
2005	$15 MM	$16 MM
2004	$15 MM	$16 MM
2003	$15 MM	$16 MM
2002	$16 MM	$15 MM
2001	$17 MM	$15 MM
2000	$17 MM	$13 MM
1999	$15 MM	$12 MM
1998	$14 MM	$11 MM
1997	$12 MM	$10 MM
1996	$14 MM	$9 MM
1995	$10 MM	$8 MM

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Spending

$37 MM

$107,188 MM

View Data

Total Expenditure Trends
Year	Old Adobe Union School District	California
2023	$37 MM	$7 MM
2022	$30 MM	$7 MM
2021	$37 MM	$7 MM
2020	$30 MM	$7 MM
2019	$29 MM	$7 MM
2018	$30 MM	$29 MM
2017	$31 MM	$24 MM
2016	$27 MM	$23 MM
2015	$15 MM	$18 MM
2014	$27 MM	$21 MM
2012	$15 MM	$19 MM
2011	$15 MM	$19 MM
2010	$15 MM	$18 MM
2009	$16 MM	$18 MM
2008	$17 MM	$19 MM
2007	$16 MM	$18 MM
2006	$15 MM	$17 MM
2005	$15 MM	$16 MM
2004	$17 MM	$17 MM
2003	$16 MM	$15 MM
2002	$17 MM	$16 MM
2001	$17 MM	$14 MM
2000	$17 MM	$13 MM
1999	$14 MM	$11 MM
1998	$17 MM	$11 MM
1997	$18 MM	$10 MM
1996	$10 MM	$8 MM
1995	$9 MM	$8 MM

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Revenue / Student

$17,130

$19,978

View Data

Average Revenue Per Student Trends
Year	Old Adobe Union School District	California
2023	$17,074	$15,607
2022	$15,568	$14,213
2021	$16,480	$15,669
2020	$15,568	$14,213
2019	$15,566	$14,063
2018	$14,094	$16,033
2017	$14,627	$16,692
2016	$14,682	$15,604
2015	$8,841	$10,238
2014	$11,704	$11,786
2012	$9,183	$11,929
2011	$9,162	$11,681
2010	$8,562	$10,238
2009	$9,356	$11,099
2008	$9,366	$11,762
2007	$8,925	$11,879
2006	$8,237	$10,859
2005	$7,778	$10,445
2004	$7,603	$10,566
2003	$7,738	$10,456
2002	$7,667	$9,803
2001	$7,814	$10,568
2000	$7,888	$8,943
1999	$6,634	$8,203
1998	$6,193	$7,395
1997	$5,363	$6,922
1995	$4,443	$5,953
1992	$3,971	$5,430

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Spending / Student

$20,039

$18,399

View Data

Average Expenditure Per Student Trends
Year	Old Adobe Union School District	California
2023	$19,974	$13,914
2022	$15,245	$13,602
2021	$19,279	$13,970
2020	$15,245	$13,602
2019	$15,146	$13,522
2018	$14,399	$16,124
2017	$16,709	$15,588
2016	$15,166	$14,779
2015	$9,029	$10,739
2014	$16,522	$11,804
2012	$8,840	$12,155
2011	$8,461	$11,509
2010	$8,743	$10,739
2009	$9,008	$10,975
2008	$9,027	$11,678
2007	$8,247	$11,317
2006	$7,808	$10,926
2005	$7,688	$10,789
2004	$9,043	$11,073
2003	$8,301	$10,210
2002	$8,386	$10,600
2001	$8,026	$10,007
2000	$7,644	$9,131
1999	$6,370	$7,911
1998	$7,550	$7,592
1997	$7,816	$6,759
1995	$4,091	$6,033
1992	$3,895	$5,588

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Best Old Adobe Union School District Public Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Sonoma Mountain Elementary School

Charter School

(Math: 61% | Reading: 66%)
:

Top 20%

Add to Compare

1900 Rainier Cir.
Petaluma, CA 94954
(707) 765-4305

Gr: K-6 | 451 students Student-teacher ratio: 27:1 Minority enrollment: 30%

Rank: #22.

Old Adobe Elementary Charter

Charter School

(Math: 45-49% | Reading: 50-54%)
:

Top 30%

Add to Compare

2856 Adobe Rd.
Petaluma, CA 94954
(707) 765-4301

Gr: K-6 | 295 students Student-teacher ratio: 23:1 Minority enrollment: 33%

Rank: #33.

Loma Vista Immersion Academy

Charter School

(Math: 39% | Reading: 30-34%)
:

Bottom 50%

Add to Compare

207 Maria Dr.
Petaluma, CA 94954
(707) 765-4302

Gr: K-6 | 468 students Student-teacher ratio: 22:1 Minority enrollment: 77%

Rank: #44.

La Tercera Elementary School

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

Bottom 50%

Add to Compare

1600 Albin Way
Petaluma, CA 94954
(707) 765-4303

Gr: K-6 | 313 students Student-teacher ratio: 24:1 Minority enrollment: 50%

Rank: #55.

Miwok Valley Elementary Charter

Charter School

(Math: 10-14% | Reading: 20-24%)
:

Bottom 50%

Add to Compare

1010 Saint Francis Dr.
Petaluma, CA 94954
(707) 765-4304

Gr: K-6 | 299 students Student-teacher ratio: 18:1 Minority enrollment: 79%

Frequently Asked Questions

How many schools belong to Old Adobe Union School District?

Old Adobe Union School District manages 5 public schools serving 1,826 students.

What is the rank of Old Adobe Union School District?

Old Adobe Union School District is ranked #720 out of 1,908 school districts in California (top 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 Old Adobe Union School District?

46% of Old Adobe Union School District students are White, 44% of students are Hispanic, 5% of students are Two or more races, 3% of students are Asian, 1% of students are American Indian, and 1% of students are Black.

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

Old Adobe Union School District has a student/teacher ratio of 23:1, which is higher than the California state average of 22:1.

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

The school district's spending/student of $20,039 is higher than the state median of $18,399. The school district spending/student has stayed relatively flat over four school years.

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Quick Facts (2025-26)

District size: 5 schools
Grades: K-06
Enrollment: 1,826 students
Student-Teacher Ratio: 23:1
Minority Enrollment: 54%
: Top 50% in CA
: 39% (Top 30%)
: 44% (Top 50%)
: 25% (Btm 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education