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Rocketship Delta Prep

Elementary school in Antioch, CA · Antioch Unified · Grades K-5 · Charter

32%met the reading (ELA) standard, 2026
39%met the math standard, 2026
515students enrolled, 2025-26
$536Ktypical home value in 94509

On the spring 2026 state tests, 32% of Rocketship Delta Prep students met or exceeded California's reading (ELA) standard and 39% met the math standard. In reading, that is 17 points below the California average (49%). Its reading result is higher than 26% of Bay Area elementary schools, and it ranks 6th of 16 public elementary schools in Antioch. Reading results in 2026 were 3 points lower than in 2024, and math results were 13 points higher than in 2024.

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Test scores, 2024 to 2026

Share of Rocketship Delta Prep students who met or exceeded the standard
SubjectSpring 2024Spring 2025Spring 2026Change
Reading (ELA)35%30%32%−3 pts
Math26%32%39%+13 pts

Compared with nearby averages

Spring 2026Reading (ELA)Math
Rocketship Delta Prep32%39%
Contra Costa County52%43%
California49%38%

Results by grade, spring 2026

GradeReading (ELA)Math
3rd grade28%45%
4th grade32%38%
5th grade36%34%

Students are tested in grades 3 to 8 and 11. Each grade is a different group of students, so differences between grades are not a trend.

Homes near Rocketship Delta Prep

The typical home value in ZIP code 94509, where Rocketship Delta Prep is located, is $536K, down 1% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.

Charter schools usually admit by application or lottery, so where you live may not decide whether your child can attend.

Nearby elementary schools

DistanceSchoolReading (ELA)MathTypical home value (ZIP)
0.2 miKimball ElementaryAntioch · Grades K-534%24%$536K
0.8 miBelshaw ElementaryAntioch · Grades K-516%18%$536K
0.8 miFremont ElementaryAntioch · Grades K-517%12%$536K
1.1 miMarsh ElementaryAntioch · Grades K-516%10%$536K
1.3 miAntioch Charter Academy II CharterAntioch · Grades K-850%40%$536K
1.6 miSutter ElementaryAntioch · Grades K-529%20%$536K

School details

Address
1700 Cavallo Road, Antioch, CA 94509
Get directions · See it on our map
Phone
(877) 806-0920
District
Antioch Unified
County
Contra Costa County
Grades
K-5
Students
515 (2025-26)
Type
Elementary school · Traditional · Charter
Opened
2018
Website
www.rocketshipschools.org/schools/deltaprep
State school code
07616480137430

Common questions

How did Rocketship Delta Prep do on state tests?

In spring 2026, 32% of students met or exceeded the reading (ELA) standard and 39% met the math standard, compared with 49% and 38% across California.

How many students attend Rocketship Delta Prep?

515 students were enrolled in the 2025-26 school year, in grades K-5.

How much do homes cost near Rocketship Delta Prep?

The typical home value in ZIP code 94509, where Rocketship Delta Prep is located, is $536K, down 1% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.

Does living near Rocketship Delta Prep guarantee a spot?

No. As a charter school it usually admits by application or lottery rather than by address.