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Average

#4328 of 9,533 schools in CA

Top 45% in state

Rocketship Delta Prep

Elementary School · Rocketship Delta Prep District

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

Charter

Enrollment

604

Student-Teacher

35.5:1

Score

6.5

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In Redwood City

#12 of 34

public schools

California elementary schools

#2,716 of 5,817

Academic growth

9.1 / 10

Exceptional

About Rocketship Delta Prep

Rocketship Delta Prep is a charter elementary school in Redwood City, California, serving students from kindergarten through fifth grade. With an enrollment of 604 students and a student-teacher ratio of 35.5:1, the school offers a variety of educational programs to meet its diverse community needs. The school’s teachers are dedicated professionals working full-time equivalents to ensure every child receives personalized attention.

Rocketship Delta Prep stands out in a large suburban setting within Contra Costa County. While the MySchoolScout rating indicates room for academic growth at 4.8/10, Rocketship Delta Prep is committed to fostering student development and improvement. The school’s state ranking of #5642 out of 9566 schools places it in the 41st percentile across California, with ELA proficiency rates standing at 34% and math proficiency at 26%.

These numbers highlight areas where Rocketship Delta Prep is focused on enhancing academic performance. Located on Twin Dolphin Drive, Rocketship Delta Prep benefits from its suburban surroundings, providing a safe and nurturing environment for learning.

What Parents Should Know

The student-teacher ratio at Rocketship Delta Prep is 35.5:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Rocketship Delta Prep is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress9.1Exceptional50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change+0.74 pts/yr
Data Period2019–2024
TrendStable
Academics5.7Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency26.2%
Reading/ELA Proficiency35.3%
Math vs. State Avg-19.5 pts
Reading vs. State Avg-7.5 pts
Overall Proficiency31%
Expected (poverty-adj.)34%
vs. Expected-3.7 pts
Adjusted Percentile39th
College ReadinessNot Available

Data not available for this school

Resources & Environment1.4Significantly Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio35.5:1
Per-Pupil Spending$16,246

Rocketship Delta Prep — Students at Rocketship Delta Prep score 31% proficient, which is below what's typical for similar communities (expected: 34%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

71%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 26.3%
School
State
39.4%
ELA Proficiency 33.6%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

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

2019
Math
27%
ELA
27%
2024
Math
26.1%
ELA
35.3%

Source: EdFacts (NCES) and state assessment data. Growth score: 9.1/10.

How Rocketship Delta Prep Compares

See how Rocketship Delta Prep performs across key quality dimensions compared to state benchmarks.

Overall Score
6.5/10
55th percentile in CA
Academic
5.7/10
5.7/10
Growth
9.1/10
Above average
Environment
1.4/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
71%
Teaching Staff
36:1 student-teacher ratio
17 teachers

Location

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

Nearby Alternatives

Families considering Rocketship Delta Prep may also want to explore other elementary schools in the area. Antioch Charter Academy II (rated 6.7/10, 1.4 miles away, in nearby Antioch), with a very similar rating. Another option is HOLY ROSARY ELEMENTARY SCHOOL (rated 6.5/10, 0.4 miles away, in nearby Antioch), with a very similar rating. Additionally, Fremont Elementary (rated 6.3/10, 0.8 miles away, in nearby Antioch), with a very similar rating. For more schools in Redwood City, see our Redwood City schools guide .

Nearby Schools

20 within 2.0 mi
School Distance Rating
Kimball Elementary Antioch 0.3 mi 6.0
Spectrum Center, Antioch Antioch 0.5 mi
SPECTRUM CENTER- ANTIOCH CAMPUS Antioch 0.5 mi 6.0
Holy Rosary Antioch 0.4 mi
HOLY ROSARY ELEMENTARY SCHOOL Antioch 0.4 mi 6.5
Bidwell Continuation High Antioch 0.5 mi 5.2
Belshaw Elementary Antioch 0.7 mi 5.8
Antioch Middle Antioch 0.8 mi 4.7
Fremont Elementary Antioch 0.8 mi 6.3
Live Oak High (Continuation) Antioch 0.9 mi 6.0
CORNERSTONE CHRISTIAN SCHOOL Antioch 1.0 mi 7.1
Cornerstone Christian School Antioch 1.0 mi
Antioch High Antioch 1.0 mi 5.4
Marsh Elementary Antioch 1.1 mi 4.8
Park Middle Antioch 1.3 mi 4.6
Prospects High (Alternative) Antioch 1.3 mi 7.2
Sutter Elementary Antioch 1.7 mi 5.2
Antioch Charter Academy II Antioch 1.4 mi 6.7
Muir (John) Elementary Antioch 2.0 mi 6.0
Antioch Charter Academy Antioch 2.0 mi 4.5

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

Community Profile

The community surrounding Rocketship Delta Prep has a median household income of $213,361. It is a well-educated community where 81% of adults hold a bachelor's degree or higher. The median home value in the area is $1,847,000, with a median rent of $3,501/month. The local poverty rate of 3.1% is relatively low. The average commute for residents is 28 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

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

School Rating
Accelerated Los Angeles, CA 6.5
Aromas Aromas, CA 6.5
Arroyo Vista Elementary South Pasadena, CA 6.5
Audubon K-8 San Diego, CA 6.5
Aviation Elementary Hawthorne, CA 6.5
Baldwin Lane Elementary Big Bear Lake, CA 6.5

Frequently Asked Questions

Common questions about Rocketship Delta Prep

What grades does Rocketship Delta Prep serve?

Rocketship Delta Prep serves students in grades Kindergarten through 5th.

How many students attend Rocketship Delta Prep?

Rocketship Delta Prep has an enrollment of approximately 604 students.

What is the student-teacher ratio at Rocketship Delta Prep?

The student-teacher ratio at Rocketship Delta Prep is 35.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Rocketship Delta Prep rank in CA?

Rocketship Delta Prep is ranked #4328 out of 9,533 schools in CA.

What is Rocketship Delta Prep's MySchoolScout rating?

Rocketship Delta Prep has a composite rating of 6.5 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Rocketship Delta Prep?

Based on the most recent state assessment data, Rocketship Delta Prep has 26.3% math proficiency and 33.6% reading/ELA proficiency.

Is Rocketship Delta Prep a charter school?

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

Is Rocketship Delta Prep a Title I school?

No, Rocketship Delta Prep is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Rocketship Delta Prep?

71.0% of students at Rocketship Delta Prep 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

City Safety
High (2,120/100K)

FBI UCR 2024. City-level (Redwood City). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
604
Student-Teacher Ratio
35.5:1
Teachers (FTE)
17
Free/Reduced Lunch
71.0%
Type
regular
Setting
Large Suburb
County
Contra Costa County
Data Year
2023–2024

District

Rocketship Delta Prep District
District Enrollment
604
Schools in District
1
Per-Pupil Spending
$17,192
District Rank
#1 of 1

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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