Clifford Johnson School vs Longwood Elem School
A head-to-head comparison of two elementary schools in Illinois, United States, 4.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Clifford Johnson School
Warrenville · Public elementary · Grades K–5
473 students
Longwood Elem School
Naperville · Public elementary · Grades K–5
346 students
| Measure | Clifford Johnson School Warrenville, Illinois | Longwood Elem School Naperville, Illinois |
|---|---|---|
| Success Index (US) | 48 Lower 50% | 39 Lower 50% |
| State rank | #893 of 2,303 | #1121 of 2,303 |
| National rank | #26652 of 50,301 | #32347 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–5 |
| Students | 473 | 346 |
| Enrollment | 473 | 346 |
| Free/reduced-price lunch | 63% | 48.8% |
| Students per teacher | 11.3 | 10.8 |
| Reading proficiency | 40% | 27% |
| Math proficiency | 44% | 30% |
| city | Warrenville | Naperville |
| state | Illinois | Illinois |
| Website | – | – |
The verdict
- •Clifford Johnson School scores higher on the Success Index (US) (47.7 vs 39.4).
- •Clifford Johnson School does better on math proficiency (44% vs 30%).
- •Clifford Johnson School does better on reading proficiency (40% vs 27%).
- •Longwood Elem School does better on community advantage (fewer free/reduced-price lunch) (48.8% vs 63%).
- •Longwood Elem School does better on students per teacher (10.8 vs 11.3).
- •Clifford Johnson School is the larger school with 473 students compared with 346.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Clifford Johnson School better than Longwood Elem School?
On the Success Index (US), Clifford Johnson School ranks higher (47.7 vs 39.4 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 Clifford Johnson School and Longwood Elem School?
About 4.3 km in a straight line, between Warrenville and Naperville in Illinois.
Which has the better Enrollment?
Clifford Johnson School: 473. Longwood Elem School: 346. Students enrolled in the latest NCES directory year.
How do Clifford Johnson School and Longwood Elem School rank in Illinois?
Clifford Johnson School is 893rd of 2,303 and Longwood Elem School is 1121st of 2,303 among elementary schools in Illinois on the 2025 Success Index (US).