Glenallan Elementary vs Odessa Shannon Middle
A head-to-head comparison of two schools in Maryland, United States, 1.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Glenallan Elementary
Silver Spring · Public elementary · Grades PK–5
679 students
Odessa Shannon Middle
Silver Spring · Public middle · Grades 6–8
784 students
| Measure | Glenallan Elementary Silver Spring, Maryland | Odessa Shannon Middle Silver Spring, Maryland |
|---|---|---|
| Success Index (US) | 39 Lower 50% | 32 Lower 50% |
| State rank | #494 of 879 | #158 of 225 |
| National rank | #32488 of 50,301 | #11627 of 15,369 |
| Sector | Public | Public |
| Type | Elementary | Middle |
| Year range | Grades PK–5 | Grades 6–8 |
| Students | 679 | 784 |
| Enrollment | 679 | 784 |
| Free/reduced-price lunch | 61.7% | 55.6% |
| Students per teacher | 11.9 | 12.9 |
| Reading proficiency | 32% | 32% |
| Math proficiency | 36% | 17% |
| city | Silver Spring | Silver Spring |
| state | Maryland | Maryland |
| Website | – | – |
The verdict
- •Glenallan Elementary scores higher on the Success Index (US) (39.2 vs 31.5).
- •Glenallan Elementary does better on math proficiency (36% vs 17%).
- •Odessa Shannon Middle does better on community advantage (fewer free/reduced-price lunch) (55.6% vs 61.7%).
- •Glenallan Elementary does better on students per teacher (11.9 vs 12.9).
- •Odessa Shannon Middle is the larger school with 784 students compared with 679.
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 Glenallan Elementary better than Odessa Shannon Middle?
On the Success Index (US), Glenallan Elementary ranks higher (39.2 vs 31.5 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 Glenallan Elementary and Odessa Shannon Middle?
About 1.6 km in a straight line, between Silver Spring and Silver Spring in Maryland.
Which has the better Enrollment?
Glenallan Elementary: 679. Odessa Shannon Middle: 784. Students enrolled in the latest NCES directory year.
How do Glenallan Elementary and Odessa Shannon Middle rank in Maryland?
Glenallan Elementary is 494th of 879 and Odessa Shannon Middle is 158th of 225 among elementary schools in Maryland on the 2025 Success Index (US).