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#6875 of 9,539 schools in CA

Rocketship Mosaic Elementary

Elementary School · Rocketship Mosaic Elementary District

350 Twin Dolphin Dr. Ste. 109, Redwood City, CA 94065

Charter

Enrollment

561

Student-Teacher

35.1:1

Score

5.2

Grades

Kindergarten – 5th

Data vintage2022-23

How this school compares

California schools

#6,875 of 9,539

In Redwood City

#21 of 34

public schools

Equity

9.5 / 10

Excellent

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Rocketship Mosaic Elementary

5.2/10

Elementary School in Redwood City · grades Kindergarten – 5th. Start here, then compare fit against nearby and district options.

Robert F. Kennedy Elementary

4.8/10

0.4 mi away. Use as a geographic alternative in the same move search.

Alpha: Cornerstone Academy Preparatory

4.7/10

0.4 mi away. Use as a geographic alternative in the same move search.

About Rocketship Mosaic Elementary

Rocketship Mosaic Elementary is a public elementary school in Redwood City, CA, part of Rocketship Mosaic Elementary District. Rocketship Mosaic Elementary serves approximately 561 students, and covers grades Kindergarten-5th, and has a 35.1:1 student-teacher ratio. Rocketship Mosaic Elementary has a current MySchoolScout rating of 5.2 out of 10 and ranks #6,875 of 9,539 schools in CA.

Structured state assessment records for Rocketship Mosaic Elementary show 64% math proficiency (multi-year average, 2018-2024) and 57% reading/ELA proficiency (multi-year average, 2018-2024).

How it compares1.0 pts below CA schools
  • This school 5.2 · Average
  • CA avg 6.2

What Parents Should Know

Rocketship Mosaic Elementary runs 35.1:1 students to teachers, above the national average. That often means bigger classes. Ask how the school supports kids who need extra help, and whether there are teaching assistants or small-group time.

Rocketship Mosaic Elementary is a charter school: publicly funded, but run with more independence than a traditional district school. Many charters are built around a specific model or focus, so it's worth understanding this one's mission, how enrollment works, and how it differs from the district schools nearby.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress3.9Needs Improvement50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data4
Annual Change-2.07 pts/yr
Data Period2018–2024
TrendDeclining
Academics9.3Excellent30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency65.1% (2024 CAASPP)
Reading/ELA Proficiency55.7% (2024 CAASPP)
Math vs. State Avg+19.4 pts
Reading vs. State Avg+12.9 pts
Overall Proficiency60% (2024 CAASPP, Math+ELA)
Expected (poverty-adj.)35% (model expectation from 2024 CAASPP)
vs. Expected+25.7 pts
Adjusted Percentile89th
Resources & Environment2.2Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio35.1:1
Per-Pupil Spending$19,129
Chronic Absenteeism18%

Rocketship Mosaic Elementary — Students at Rocketship Mosaic Elementary score 60% proficient, which is above what's typical for similar communities (expected: 35%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

70.4%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 63.7% (multi-year average, 2018-2024)
School
State
39.4% (2024 CAASPP)
ELA Proficiency 56.7% (multi-year average, 2018-2024)
School
State
45.3% (2024 CAASPP)

Based on 14 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2018
Math
72%
ELA
63%
2019
Math
72%
ELA
63%
2022
Math
56.1%
ELA
53.9%
2024
Math
61.4%
ELA
54.2%

Source: EdFacts (NCES) and state assessment data. Growth score: 3.9/10.

How Rocketship Mosaic Elementary Compares

See how Rocketship Mosaic Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
5.2/10
28th percentile in CA
Academic
9.3/10
Excellent
Growth
3.9/10
Needs Improvement
Environment
2.2/10
Needs Improvement

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
70%
Teaching Staff
35:1 student-teacher ratio
16 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
18.0%

Location

350 Twin Dolphin Dr. Ste. 109, Redwood City, CA 94065

Nearby Alternatives

Families considering Rocketship Mosaic Elementary may also want to explore other elementary schools in the area. Jeanne R. Meadows Elementary (rated 7.6/10, 1.0 miles away, in nearby San Jose), which scores notably higher. Another option is Shirakawa (George Sr.) Elementary (rated 5.8/10, 1.1 miles away, in nearby San Jose), which scores slightly higher. Additionally, McKinley Elementary (rated 5.5/10, 0.7 miles away, in nearby San Jose), with a very similar rating. For more schools in Redwood City, see our Redwood City schools guide .

Nearby Schools

20 within 1.5 mi
School Distance Rating
Robert F. Kennedy Elementary San Jose 0.4 mi 4.8
Alpha: Cornerstone Academy Preparatory San Jose 0.4 mi 4.7
Santee Elementary San Jose 0.5 mi 4.9
Yerba Buena High San Jose 0.7 mi 7.2
ACE Esperanza Middle San Jose 0.6 mi 3.9
Bridges Academy San Jose 0.6 mi 5.8
McKinley Elementary San Jose 0.7 mi 5.5
Luis Valdez Leadership Academy San Jose 0.7 mi 7.4
College Connection Academy San Jose 0.7 mi 9.5
Selma Olinder Elementary San Jose 0.8 mi 4.0
Rocketship Los Suenos Academy Redwood City 1.0 mi 5.3
Shirakawa (George Sr.) Elementary San Jose 1.1 mi 5.8
O. S. Hubbard Elementary San Jose 1.0 mi 3.0
Jeanne R. Meadows Elementary San Jose 1.0 mi 7.6
KIPP Heartwood Academy San Jose 1.1 mi 9.5
Kipp Prize Preparatory Academy San Jose 1.1 mi 9.0
Alpha: Jose Hernandez San Jose 1.2 mi 2.5
Alpha: Blanca Alvarado San Jose 1.2 mi 2.7
A. J. Dorsa Elementary San Jose 1.3 mi 3.9
Cristo Rey San Jose Jesuit High School San Jose 1.5 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 94065 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$213,361

Median Home Value

$1,847,000

Median Rent

$3,501/mo

Population

11,620

College Educated

81%

Homeownership

65.8%

Avg Commute

27.8 min

Poverty Rate

3.1%

Median Age

42.6

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Alicia Reyes Elementary Merced, CA 5.2
Alta Loma Elementary Alta Loma, CA 5.2
Anna Yates Elementary Emeryville, CA 5.2
Bassett Street Elementary Lake Balboa, CA 5.2
Beamer Elementary Woodland, CA 5.2
Benjamin F. Beswick Elementary Tustin, CA 5.2

Frequently Asked Questions

Common questions about Rocketship Mosaic Elementary

What grades does Rocketship Mosaic Elementary serve?

Rocketship Mosaic Elementary serves students in grades Kindergarten through 5th.

How many students attend Rocketship Mosaic Elementary?

Rocketship Mosaic Elementary has an enrollment of approximately 561 students.

What is the student-teacher ratio at Rocketship Mosaic Elementary?

The student-teacher ratio at Rocketship Mosaic Elementary is 35.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Rocketship Mosaic Elementary rank in CA?

Rocketship Mosaic Elementary ranks #6,875 of 9,539 schools in CA.

What is Rocketship Mosaic Elementary's MySchoolScout rating?

Rocketship Mosaic Elementary has a current MySchoolScout rating of 5.2 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Rocketship Mosaic Elementary?

Based on loaded state assessment records, Rocketship Mosaic Elementary has 64% math proficiency (multi-year average, 2018-2024) and 57% reading/ELA proficiency (multi-year average, 2018-2024).

Is Rocketship Mosaic Elementary a charter school?

Yes, Rocketship Mosaic Elementary is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Rocketship Mosaic Elementary a Title I school?

No, Rocketship Mosaic Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Rocketship Mosaic Elementary?

70.4% of students at Rocketship Mosaic Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
87 Very Walkable
Transit Score
43 Some Transit
Bike Score
73 Very Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
561
Student-Teacher Ratio
35.1:1
Teachers (FTE)
16
Free/Reduced Lunch
70.4%
Type
regular
Setting
Large City
County
Santa Clara County
Chronic Absenteeism (SY 2022-23)
18.0%

District

Rocketship Mosaic Elementary District
District Enrollment
561
Schools in District
1
Per-Pupil Spending
$19,129
District Rank
#1 of 1

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