Costano Elementary
🇺🇸 Official data · 2025East Palo Alto, California 94303 · Ravenswood City Elementary
#5280 of 5,693 elementary schools in California
#48758 of 50,301 nationally
About Costano Elementary
Costano Elementary is a public elementary located in East Palo Alto, in the Ravenswood City Elementary school district of California, United States. It caters for Grades K–5. In 2025 it enrolled 369 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 12.3 out of 100, placing it in the lower 50% of elementary schools in United States and 5280th of 5,693 ranked elementary schools in California. Its strongest component is students per teacher (24th percentile), and its weakest is math proficiency (7th percentile).
Other published figures: enrollment 369.
There are 7 schools in East Palo Alto; Costano Elementary ranks 6th of 7 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)17%
- Reading proficiency (30%)22%
- Community advantage (fewer free/reduced-price lunch) (25%)90%
- Students per teacher (15%)17.6
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Costano Elementary by the official sources.
- Enrollment
- 369
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 90%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.6
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 22%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 17%
- Share of tested students proficient or above (all students, all grades).
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Schools near Costano Elementary
Closest schools by straight-line distance, with their Success Index (US).
Cesar Chavez Ravenswood Middle
East Palo Alto · Public middle · Grades 6–8
488 students · 819 m away
KIPP Esperanza High
East Palo Alto · Charter high · Grades 9–12
194 students · 1.3 km away
Aspire East Palo Alto Charter
East Palo Alto · Charter elementary · Grades K–8
496 students · 1.4 km away
Oxford Day Academy
East Palo Alto · Charter high · Grades 9–12
108 students · 1.5 km away
East Palo Alto Academy
East Palo Alto · Charter high · Grades 9–12
278 students · 1.8 km away
Los Robles-Ronald McNair Academy
East Palo Alto · Public elementary · Grades K–5
276 students · 1.9 km away
Belle Haven Elementary
Menlo Park · Public elementary · Grades K–5
312 students · 2.0 km away
KIPP Valiant Community Prep
Menlo Park · Charter elementary · Grades K–8
587 students · 2.4 km away
Duveneck Elementary
Palo Alto · Public elementary · Grades K–5
376 students · 3.2 km away
Tide Academy
Menlo Park · Public high · Grades 9–12
212 students · 3.2 km away
Similar schools
Public elementary schools in California with a comparable Enrollment.
D. W. Babcock Elementary
Sacramento · Public elementary · Grades K–6
369 students
Kellogg Elementary
Goleta · Public elementary · Grades K–6
369 students
La Patera Elementary
Goleta · Public elementary · Grades K–6
369 students
Vanalden Avenue Elementary
Reseda · Public elementary · Grades K–5
369 students
Buena Vista Arts-Integrated
Montclair · Public elementary · Grades K–6
369 students
Northam Elementary
La Puente · Public elementary · Grades K–6
369 students
Frequently asked questions
Is Costano Elementary a good school?
Costano Elementary has a Success Index (US) of 12.3 out of 100 (Lower 50% of elementary schools in United States) and ranks #5280 of 5,693 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Costano Elementary rank in California?
Costano Elementary ranks #5280 of 5,693 elementary schools in California and #48758 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Costano Elementary?
Costano Elementary had 369 students in 2025.
Is Costano Elementary a elementary school or a high school?
Costano Elementary is classified as a elementary covering Grades K–5. It is a public school.
What other schools are near Costano Elementary?
There are 10 schools within 15 km of Costano Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.