Enrollment
166
Elementary
DISTRICT 88 · STATE 465
SCHOOL COMMUNITY·DUNHAM ELEMENTARY·NCES 061161012748
Dunham Charter
4111 Roblar Rd., Petaluma, CA 94952 · (707) 795-5050 · Sonoma County
GRADES KG–06ELEMENTARY41-RURALCHARTERREGULAR SCHOOL166 STUDENTS
B+
allk12 Grade
Scored higher than 66% of California public elementary schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- BThree-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public elementary schools
Student : Teacher
21.6:1
8 FTE teachers
DISTRICT 25.8:1 · STATE 22.3:1
Free / Reduced Lunch
27%
45 students
DISTRICT 30% · STATE 65%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 46 | 28% |
| Grade 1 | 22 | 13% |
| Grade 2 | 22 | 13% |
| Grade 3 | 23 | 14% |
| Grade 4 | 23 | 14% |
| Grade 5 | 16 | 10% |
| Grade 6 | 14 | 8% |
This year's kindergarten class (46) is 229% larger than its 6th grade class (14).
Student demographics
43%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 43% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
67.1%
CA avg 49.1% . +23.1pp since 2014
Math
62.0%
CA avg 37.7% . +19.0pp since 2014
What this means: On the CAASPP, California's statewide test, about 67 of every 100 students at this school read and write at grade level and about 62 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are up about 23 points since 2014, while math scores are up about 19 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 30.4% | 36.7% | 24.1% | 8.9% |
| Math | 31.6% | 30.4% | 29.1% | 8.9% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 67.1% | 62.0% |
| 2023-24 | 57.1% | 55.7% |
| 2022-23 | 55.0% | 48.3% |
| 2021-22 | 63.9% | 56.5% |
| 2018-19 | 71.2% | 63.0% |
| 2017-18 | 67.4% | 60.9% |
| 2016-17 | 59.5% | 69.0% |
| 2015-16 | 61.0% | 57.0% |
| 2014-15 | 44.0% | 43.0% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
62.0%
composite math + reading, all grades
Predicted
63.6%
based on CA schools with similar FRL share
Beats by
-1.6pp
below demographic expectation
What this means: About 62% of students here test proficient in math and reading, compared with the roughly 64% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Dunham Charter
Dunham Charter's state test result (62.0% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Dunham Charter this school | 166 | 27.1% | 62.0% |
| Tierra Pacifica Charter Santa Cruz | 166 | 28.9% | 50.4% |
| Richmond Elementary Susanville | 192 | 21.9% | 46.4% |
| Marcum-Illinois Union Elementary East Nicolaus | 179 | 29.6% | 58.9% |
| Ophir STEAM Academy Newcastle | 200 | 21.0% | 62.4% |
| Cayucos Elementary Cayucos | 185 | 23.2% | 60.5% |
Matched among California elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Dunham Charter ranks
Among elementary schools| Measure | This school | In California | In Sonoma County |
|---|---|---|---|
| State test proficiency ranked highest first | 62.0% | #1,025 of 5,151 | #12 of 79 |
| Math proficiency ranked highest first | 62.0% | #964 of 5,172 ▲ 229 | #9 of 79 ▲ 4 |
| Reading proficiency ranked highest first | 67.1% | #901 of 5,172 ▲ 512 | #9 of 79 ▲ 10 |
| 3-year test score change ranked biggest gain first | +4.4pp | #1,837 of 5,116 | #24 of 79 |
| Enrollment ranked largest first | 166 | #5,461 of 5,915 | #78 of 105 |
| Free and reduced lunch ranked highest share first | 27.1% | #4,885 of 5,625 | #73 of 89 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
166
+19 (+13%) vs 2020
+435% since 2010-11, when it was 31
Student : Teacher
21.6:1
was 21.0:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 166 | 7.7 | 21.6:1 | 27% (45) |
| 2023-24 | 161 | 7.7 | 20.9:1 | 30% (48) |
| 2022-23 | 138 | 5.5 | 25.1:1 | 20% (27) |
| 2020-21 | 147 | 7 | 21.0:1 | 24% (36) |
| 2017-18 | 183 | 7.5 | 24.4:1 | 21% (38) |
| 2015-16 | 185 | 7 | 26.4:1 | 26% (48) |
| 2010-11 | 31 | N/A | N/A | 90% (28) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Dunham Charter.
Since 2017-18: students down 9% (183 to 166); teachers up 3% (7.5 to 7.7).
About Dunham Charter
Dunham Charter is an elementary school in Petaluma, California, according to federal school records. Students in kindergarten through 6 attend, and enrollment is 166 students. The school's enrollment is 64% smaller than the 465 average for elementary schools in California.
Dunham Charter is run by Dunham Elementary, whose 2 schools enroll 175 students.
White students make up a majority at Dunham Charter, at 73%. Smaller groups are 19% Hispanic and 7% multiracial. For comparison, the population of Sonoma County is roughly 62% White. The school's diversity index is 43%, meaning two students picked at random have a 43% chance of belonging to different racial or ethnic groups.
Federal staffing data show 7.7 full-time-equivalent teachers at Dunham Charter and a ratio of 21.6:1. This ratio sits 0.7 below the 22.3:1 average for elementary schools in California. Free or reduced-price lunch eligibility covers 27% of students. That rate is below the 51% average among public schools in Sonoma County.
Measured against California public elementary schools, Dunham Charter receives a B+. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
After adjusting for student poverty, Dunham Charter lands between the top and bottom 10% of California schools. Its average proficiency rate on state tests is 62.0%; the prediction is 63.6%.
Dunham Charter is located in Sonoma County, where the median household income is $104,674, roughly 39% of adults have a four-year degree or more, and the share of residents below the poverty line is 5%. Dunham Charter is one of 184 public schools in the county.
The school nearest to Dunham Charter is Dunham Elementary, at a distance of less than a tenth of a mile. A five-mile radius around the school includes at least 8 other public schools. By average proficiency, Dunham Charter is 2nd among 5 schools close by.
On the NCES locale scale, the school is Rural: Fringe. Dunham Charter is a public charter school.
The school enrolled 166 students in 2024-25, 19 more than the 147 it had in 2020-21.
Threads on this page can be about sports schedules, lunch menus, and spirit week. Alumni can share how the school prepared them.
Sonoma County at a glance
View full county profilePopulation
485,040
Census ACS
Median income
$104,674
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
184
63,389 students
Quick facts
Related schools
Other schools in Petaluma
- Casa Grande HighHigh · 1,653 students
- Petaluma HighHigh · 1,193 students
- Kenilworth Junior HighMiddle · 812 students
- Heartwood CharterCombined · 739 students
- Mary Collins Charter School at Cherry ValleyElementary · 494 students
- Petaluma Junior HighMiddle · 454 students
Nearby schools
- Dunham Elementary0.0 mi · 9
- Thomas Page Academy1.9 mi · 428
- Gravenstein Elementary3.1 mi · 464
- Gravenstein First3.1 mi · 37
- John Reed Primary3.2 mi · 376
- Technology High3.3 mi · 343
Frequently asked questions
About Dunham CharterHow many students attend Dunham Charter?
Dunham Charter enrolls approximately 166 students in grades KG-06.
Is Dunham Charter an elementary, middle, or high school?
Dunham Charter is an elementary school covering grades KG-06.
How many teachers does Dunham Charter have?
Dunham Charter employs 8 FTE teachers, for a student-to-teacher ratio of 21.6:1.
What is the racial breakdown of students at Dunham Charter?
At Dunham Charter, the student body is approximately 73% White, 19% Hispanic, 7% Two or more.
Is Dunham Charter public or private?
Dunham Charter is a public K-12 school operated as a charter, overseen by Dunham Elementary.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.