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Public schoolElementaryGrades K–5

Oak Brook Elem.

🇺🇸 Official data · 2025Ballwin, Missouri 63021 · Parkway C-2

75.6/ 100
Success Index (US)
Top 25%

#131 of 1,159 elementary schools in Missouri
#7609 of 50,301 nationally

How is this calculated?
Students
401
Enrollment
401
Source: NCES CCD
Free/reduced-price lunch
10%
Source: NCES CCD
Students per teacher
15.4
Source: NCES CCD

About Oak Brook Elem.

Oak Brook Elem. is a public elementary located in Ballwin, in the Parkway C-2 school district of Missouri, United States. It caters for Grades K–5. In 2025 it enrolled 401 students. Traditional public schools run by a school district; free to attend.

Its Success Index (US) is 75.6 out of 100, placing it in the top 25% of elementary schools in United States and 131st of 1,159 ranked elementary schools in Missouri. Its strongest component is community advantage (fewer free/reduced-price lunch) (97th percentile), and its weakest is students per teacher (43th percentile).

Other published figures: enrollment 401.

There are 12 schools in Ballwin; Oak Brook Elem. ranks 6th of 12 scored schools there.

Success Index (US) breakdown

Each component is a percentile against elementary schools across United States.

  • Math proficiency (30%)60%
  • Reading proficiency (30%)67%
  • Community advantage (fewer free/reduced-price lunch) (25%)10%
  • Students per teacher (15%)15.4

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 Oak Brook Elem. by the official sources.

Enrollment
401
Students enrolled in the latest NCES directory year.
Free/reduced-price lunch
10%
Share of students eligible for free or reduced-price lunch.
Students per teacher
15.4
Enrollment divided by FTE teachers; not class size.
Reading proficiency
67%
Share of tested students proficient or above (all students, all grades).
Math proficiency
60%
Share of tested students proficient or above (all students, all grades).

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Schools near Oak Brook Elem.

Closest schools by straight-line distance, with their Success Index (US).

Similar schools

Public elementary schools in Missouri with a comparable Enrollment.

Frequently asked questions

Is Oak Brook Elem. a good school?

Oak Brook Elem. has a Success Index (US) of 75.6 out of 100 (Top 25% of elementary schools in United States) and ranks #131 of 1,159 in Missouri. 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 Oak Brook Elem. rank in Missouri?

Oak Brook Elem. ranks #131 of 1,159 elementary schools in Missouri and #7609 of 50,301 nationally on the Success Index (US) (2025 data).

How many students attend Oak Brook Elem.?

Oak Brook Elem. had 401 students in 2025.

Is Oak Brook Elem. a elementary school or a high school?

Oak Brook Elem. is classified as a elementary covering Grades K–5. It is a public school.

What other schools are near Oak Brook Elem.?

There are 10 schools within 15 km of Oak Brook Elem.; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.