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Harris Elem. vs Rock Creek Elem.

A head-to-head comparison of two elementary schools in Missouri, United States, 14 km apart, using official American 2025 data. The better value in each row is highlighted.

MeasureHarris Elem.
ST Charles, Missouri
Rock Creek Elem.
O'fallon, Missouri
Success Index (US)
77
Top 25%
83
Top 10%
State rank#104 of 1,159#50 of 1,159
National rank#6639 of 50,301#3654 of 50,301
SectorPublicPublic
TypeElementaryElementary
Year rangeGrades Kโ€“4Grades Kโ€“5
Students408408
Enrollment408408
Free/reduced-price lunch33.3%23%
Students per teacher10.512.8
Reading proficiency67%70%
Math proficiency57%68%
cityST CharlesO'fallon
stateMissouriMissouri
Websiteโ€“โ€“

The verdict

  • โ€ขRock Creek Elem. scores higher on the Success Index (US) (82.5 vs 77.1).
  • โ€ขRock Creek Elem. does better on math proficiency (68% vs 57%).
  • โ€ขRock Creek Elem. does better on reading proficiency (70% vs 67%).
  • โ€ขRock Creek Elem. does better on community advantage (fewer free/reduced-price lunch) (23% vs 33.3%).
  • โ€ขHarris Elem. does better on students per teacher (10.5 vs 12.8).

The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.

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Frequently asked questions

Is Harris Elem. better than Rock Creek Elem.?

On the Success Index (US), Rock Creek Elem. ranks higher (82.5 vs 77.1 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.

How far apart are Harris Elem. and Rock Creek Elem.?

About 14 km in a straight line, between ST Charles and O'fallon in Missouri.

Which has the better Enrollment?

Harris Elem.: 408. Rock Creek Elem.: 408. Students enrolled in the latest NCES directory year.

How do Harris Elem. and Rock Creek Elem. rank in Missouri?

Harris Elem. is 104th of 1,159 and Rock Creek Elem. is 50th of 1,159 among elementary schools in Missouri on the 2025 Success Index (US).