Glenelg High vs Triadelphia Ridge Elementary
A head-to-head comparison of two schools in Maryland, United States, 2.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Glenelg High
Glenelg · Public high · Grades 9–12
1,363 students
Triadelphia Ridge Elementary
Ellicott City · Public elementary · Grades PK–5
619 students
| Measure | Glenelg High Glenelg, Maryland | Triadelphia Ridge Elementary Ellicott City, Maryland |
|---|---|---|
| Success Index (US) | 86 Top 5% | 87 Top 5% |
| State rank | #1 of 197 | #20 of 879 |
| National rank | #586 of 16,910 | #1563 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades PK–5 |
| Students | 1,363 | 619 |
| Enrollment | 1,363 | 619 |
| Free/reduced-price lunch | 10.2% | 7.3% |
| Students per teacher | 17.3 | 14.1 |
| Reading proficiency | 90% | 73% |
| Math proficiency | 86% | 79% |
| city | Glenelg | Ellicott City |
| state | Maryland | Maryland |
| Website | – | – |
The verdict
- •Triadelphia Ridge Elementary scores higher on the Success Index (US) (87.3 vs 85.6).
- •Glenelg High does better on math proficiency (86% vs 79%).
- •Glenelg High does better on reading proficiency (90% vs 73%).
- •Triadelphia Ridge Elementary does better on community advantage (fewer free/reduced-price lunch) (7.3% vs 10.2%).
- •Triadelphia Ridge Elementary does better on students per teacher (14.1 vs 17.3).
- •Glenelg High is the larger school with 1,363 students compared with 619.
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 Glenelg High better than Triadelphia Ridge Elementary?
On the Success Index (US), Triadelphia Ridge Elementary ranks higher (87.3 vs 85.6 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 Glenelg High and Triadelphia Ridge Elementary?
About 2.2 km in a straight line, between Glenelg and Ellicott City in Maryland.
Which has the better Enrollment?
Glenelg High: 1,363. Triadelphia Ridge Elementary: 619. Students enrolled in the latest NCES directory year.
How do Glenelg High and Triadelphia Ridge Elementary rank in Maryland?
Glenelg High is 1st of 197 and Triadelphia Ridge Elementary is 20th of 879 among high schools in Maryland on the 2025 Success Index (US).