Enrollment
124
Elementary
DISTRICT 340 · STATE 465
SCHOOL COMMUNITY·MARK WEST UNION ELEMENTARY·NCES 062400011479
Mark West Charter
4600 Lavell Rd., Santa Rosa, CA 95403 · (707) 524-2741 · Sonoma County
GRADES KG–08ELEMENTARY21-SUBURBCHARTERTITLE IREGULAR SCHOOL124 STUDENTS
C
allk12 Grade
Scored higher than 32% of California public elementary schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- CBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- FThree-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
18.6:1
7 FTE teachers
DISTRICT 19.6:1 · STATE 22.3:1
Free / Reduced Lunch
49%
61 students
DISTRICT 47% · 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 | 2 | 2% |
| Grade 2 | 1 | 1% |
| Grade 3 | 2 | 2% |
| Grade 5 | 1 | 1% |
| Grade 6 | 1 | 1% |
| Grade 7 | 62 | 50% |
| Grade 8 | 55 | 44% |
Student demographics
61%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · 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
42.6%
CA avg 49.1% . -21.4pp since 2014
Math
36.5%
CA avg 37.7% . -13.5pp since 2014
What this means: On the CAASPP, California's statewide test, about 43 of every 100 students at this school read and write at grade level and about 37 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are down about 21 points since 2014, while math scores are down about 13 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 16.5% | 26.1% | 34.8% | 22.6% |
| Math | 19.1% | 17.4% | 29.6% | 33.9% |
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 | 42.6% | 36.5% |
| 2023-24 | 48.0% | 41.2% |
| 2022-23 | 53.1% | 48.2% |
| 2021-22 | 63.5% | 46.7% |
| 2020-21 | 63.0% | 42.0% |
| 2018-19 | 68.4% | 59.0% |
| 2017-18 | 70.3% | 55.1% |
| 2016-17 | 62.3% | 49.2% |
| 2015-16 | 65.0% | 53.0% |
| 2014-15 | 64.0% | 50.0% |
% 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
42.8%
composite math + reading, all grades
Predicted
50.7%
based on CA schools with similar FRL share
Beats by
-7.9pp
below demographic expectation
What this means: About 43% of students here test proficient in math and reading, compared with the roughly 51% 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 Mark West Charter
Mark West Charter's state test result (42.8% proficient) is higher than 1 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Mark West Charter this school | 124 | 49.2% | 42.8% |
| Encinal Elementary Live Oak | 111 | 52.3% | 54.4% |
| Plainsburg Union Elementary Merced | 113 | 47.8% | 41.1% |
| Lee Vining Elementary Lee Vining | 101 | 46.5% | 49.0% |
| Fuente Nueva Charter Arcata | 150 | 45.3% | N/A |
| Two Rock Elementary Petaluma | 135 | 50.4% | 44.8% |
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 Mark West Charter ranks
Among elementary schools| Measure | This school | In California | In Sonoma County |
|---|---|---|---|
| State test proficiency ranked highest first | 42.8% | #2,248 of 5,151 | #39 of 79 |
| Math proficiency ranked highest first | 36.5% | #2,595 of 5,172 ▼ 491 | #41 of 79 ▼ 7 |
| Reading proficiency ranked highest first | 42.6% | #2,682 of 5,172 ▼ 637 | #42 of 79 ▼ 9 |
| 3-year test score change ranked biggest drop first | -15.5pp | #21 of 5,116 | #1 of 79 |
| Enrollment ranked largest first | 124 | #5,584 of 5,915 | #86 of 105 |
| Free and reduced lunch ranked highest share first | 49.2% | #3,940 of 5,625 | #43 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
124
-58 (-32%) vs 2020
-22% since 2010-11, when it was 159
Student : Teacher
18.6:1
was 26.0:1
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 | 124 | 6.7 | 18.6:1 | 49% (61) |
| 2023-24 | 107 | 6.7 | 16.1:1 | 52% (56) |
| 2022-23 | 116 | 6.6 | 17.5:1 | 35% (41) |
| 2020-21 | 182 | 7 | 26.0:1 | 22% (40) |
| 2017-18 | 120 | 4.5 | 26.7:1 | 36% (43) |
| 2015-16 | 126 | 4 | 31.5:1 | 31% (39) |
| 2010-11 | 159 | N/A | N/A | 25% (39) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Mark West Charter.
Since 2017-18: students up 3% (120 to 124); teachers up 48% (4.5 to 6.7).
About Mark West Charter
Mark West Charter is a small elementary school in Santa Rosa, California, under Mark West Union Elementary. Enrolled students number 124 students, in kindergarten through 8. Enrollment is 73% lower than the average for elementary schools in California, which is about 465.
Mark West Union Elementary enrolls 1,361 students, and its 4 schools include Mark West Charter.
By race and ethnicity, the largest group at Mark West Charter is White (47%). Other students are 40% Hispanic, 6% Asian, and 4% multiracial. That is lower than the 62% White share among all Sonoma County residents. By the diversity index, Mark West Charter comes in at 61%.
Mark West Charter operates with 6.7 full-time-equivalent teachers, a ratio of about 18.6:1. That ratio is under the 22.3:1 average for elementary schools in California. Mark West Charter reports 49% of students eligible for free or reduced-price meals. That is close to the 51% average for public schools in Sonoma County.
The allk12 Grade for Mark West Charter is C. Compared with California public elementary schools, the school scored higher than 32% on a mix of test scores, poverty-adjusted results, and recent trend.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 50.7% for Mark West Charter. The school posts 42.8%, 7.9 points below the prediction.
According to the American Community Survey, in Sonoma County, median household income is about $104,674, 39% of adults hold a bachelor's degree or higher, and about 5% of residents live below the federal poverty line. A total of 184 public schools operate in Sonoma County, serving about 63,389 students.
Mark West Elementary is the public school closest to Mark West Charter, less than a tenth of a mile away. Mark West Charter has at least 8 other public schools within five miles. Local comparison: Mark West Charter ranks 4th of 5 nearby schools, at 42.8% versus a 44.3% average.
Mark West Charter is coded as Suburb: Large in federal locale data. As a charter school, Mark West Charter is publicly funded and operates under a charter.
Between 2020-21 and 2024-25, the student count dropped from 182 to 124. Over the same period, the student-to-teacher ratio fell to 18.6:1, from 26.0:1.
To ask about sports tryouts, band and choir, and theater, start a discussion on this page. Anyone with firsthand experience at this school can post or comment.
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 Mark West Union Elementary
- Mark West ElementaryElementary · 425 students
- John B. Riebli ElementaryElementary · 411 students
- San Miguel ElementaryElementary · 401 students
Other schools in Santa Rosa
- Maria Carrillo HighHigh · 1,584 students
- Santa Rosa HighHigh · 1,553 students
- Piner HighHigh · 1,434 students
- Roseland CharterCombined · 1,254 students
- Montgomery HighHigh · 1,253 students
- Elsie Allen HighHigh · 1,029 students
Nearby schools
- Mark West Elementary0.0 mi · 425
- San Miguel Elementary0.8 mi · 401
- John B. Riebli Elementary0.9 mi · 411
- Jack London Elementary1.5 mi · 258
- Piner-Olivet Charter1.5 mi · 212
- Morrice Schaefer Charter2.1 mi · 304
Frequently asked questions
About Mark West CharterHow many students attend Mark West Charter?
Mark West Charter enrolls approximately 124 students in grades KG-08.
What age range does Mark West Charter serve?
Mark West Charter serves students from grade KG through grade 08.
How many students per teacher at Mark West Charter?
Approximately 18.6:1 students per teacher at Mark West Charter.
How diverse is Mark West Charter?
Mark West Charter reports a student body of 47% White, 40% Hispanic, 2% Black, 6% Asian, 4% Two or more.
What district is Mark West Charter in?
Mark West Charter is part of Mark West Union Elementary.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.