Colegio Petite Arizona vs Mary L Welty Elementary School
A head-to-head comparison of two elementary schools in Arizona, United States, 2.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Colegio Petite Arizona
Nogales · Charter elementary · Grades K–5
258 students
Mary L Welty Elementary School
Nogales · Public elementary · Grades K–5
381 students
| Measure | Colegio Petite Arizona Nogales, Arizona | Mary L Welty Elementary School Nogales, Arizona |
|---|---|---|
| Success Index (US) | 9 Lower 50% | 48 Lower 50% |
| State rank | #1097 of 1,136 | #464 of 1,136 |
| National rank | #49681 of 50,301 | #26441 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–5 |
| Students | 258 | 381 |
| Enrollment | 258 | 381 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 16.1 | 20.1 |
| Reading proficiency | 7.5% | 52% |
| Math proficiency | 12% | 52% |
| city | Nogales | Nogales |
| state | Arizona | Arizona |
| Website | – | – |
The verdict
- •Mary L Welty Elementary School scores higher on the Success Index (US) (48.1 vs 9.1).
- •Mary L Welty Elementary School does better on math proficiency (52% vs 12%).
- •Mary L Welty Elementary School does better on reading proficiency (52% vs 7.5%).
- •Colegio Petite Arizona does better on students per teacher (16.1 vs 20.1).
- •Mary L Welty Elementary School is the larger school with 381 students compared with 258.
- •Colegio Petite Arizona is a charter school while Mary L Welty Elementary School is a public school, so fees and admission rules differ.
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 Colegio Petite Arizona better than Mary L Welty Elementary School?
On the Success Index (US), Mary L Welty Elementary School ranks higher (48.1 vs 9.1 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 Colegio Petite Arizona and Mary L Welty Elementary School?
About 2.5 km in a straight line, between Nogales and Nogales in Arizona.
Which has the better Enrollment?
Colegio Petite Arizona: 258. Mary L Welty Elementary School: 381. Students enrolled in the latest NCES directory year.
How do Colegio Petite Arizona and Mary L Welty Elementary School rank in Arizona?
Colegio Petite Arizona is 1097th of 1,136 and Mary L Welty Elementary School is 464th of 1,136 among elementary schools in Arizona on the 2025 Success Index (US).