Island Montessori Charter School vs Mary C Williams Elementary
A head-to-head comparison of two elementary schools in North Carolina, United States, 3.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Island Montessori Charter School
Wilmington · Charter elementary · Grades K–8
220 students
Mary C Williams Elementary
Wilmington · Public elementary · Grades K–5
355 students
| Measure | Island Montessori Charter School Wilmington, North Carolina | Mary C Williams Elementary Wilmington, North Carolina |
|---|---|---|
| Success Index (US) | 57 Top 50% | 36 Lower 50% |
| State rank | #251 of 1,457 | #618 of 1,457 |
| National rank | #20273 of 50,301 | #34768 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–8 | Grades K–5 |
| Students | 220 | 355 |
| Enrollment | 220 | 355 |
| Free/reduced-price lunch | – | 99.2% |
| Students per teacher | 11.6 | 11.5 |
| Reading proficiency | 57% | 37% |
| Math proficiency | 42% | 43% |
| city | Wilmington | Wilmington |
| state | North Carolina | North Carolina |
| Website | – | – |
The verdict
- •Island Montessori Charter School scores higher on the Success Index (US) (57.0 vs 35.8).
- •Mary C Williams Elementary does better on math proficiency (43% vs 42%).
- •Island Montessori Charter School does better on reading proficiency (57% vs 37%).
- •Mary C Williams Elementary does better on students per teacher (11.5 vs 11.6).
- •Mary C Williams Elementary is the larger school with 355 students compared with 220.
- •Island Montessori Charter School is a charter school while Mary C Williams Elementary 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 Island Montessori Charter School better than Mary C Williams Elementary?
On the Success Index (US), Island Montessori Charter School ranks higher (57.0 vs 35.8 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 Island Montessori Charter School and Mary C Williams Elementary?
About 3.7 km in a straight line, between Wilmington and Wilmington in North Carolina.
Which has the better Enrollment?
Island Montessori Charter School: 220. Mary C Williams Elementary: 355. Students enrolled in the latest NCES directory year.
How do Island Montessori Charter School and Mary C Williams Elementary rank in North Carolina?
Island Montessori Charter School is 251st of 1,457 and Mary C Williams Elementary is 618th of 1,457 among elementary schools in North Carolina on the 2025 Success Index (US).