Janney ES vs Mann ES
A head-to-head comparison of two elementary schools in District of Columbia, United States, 1.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Janney ES
Washington · Public elementary · Grades PK–5
717 students
Mann ES
Washington · Public elementary · Grades PK–5
397 students
| Measure | Janney ES Washington, District of Columbia | Mann ES Washington, District of Columbia |
|---|---|---|
| Success Index (US) | 90 Top 5% | 88 Top 5% |
| State rank | #3 of 142 | #6 of 142 |
| National rank | #734 of 50,301 | #1361 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades PK–5 | Grades PK–5 |
| Students | 717 | 397 |
| Enrollment | 717 | 397 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 13.5 | 12.4 |
| Reading proficiency | 88% | 82% |
| Math proficiency | 82% | 72% |
| city | Washington | Washington |
| state | District of Columbia | District of Columbia |
| Website | – | – |
The verdict
- •Janney ES scores higher on the Success Index (US) (90.2 vs 87.8).
- •Janney ES does better on math proficiency (82% vs 72%).
- •Janney ES does better on reading proficiency (88% vs 82%).
- •Mann ES does better on students per teacher (12.4 vs 13.5).
- •Janney ES is the larger school with 717 students compared with 397.
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 Janney ES better than Mann ES?
On the Success Index (US), Janney ES ranks higher (90.2 vs 87.8 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 Janney ES and Mann ES?
About 1.6 km in a straight line, between Washington and Washington in District of Columbia.
Which has the better Enrollment?
Janney ES: 717. Mann ES: 397. Students enrolled in the latest NCES directory year.
How do Janney ES and Mann ES rank in District of Columbia?
Janney ES is 3rd of 142 and Mann ES is 6th of 142 among elementary schools in District of Columbia on the 2025 Success Index (US).