PRIMARY MONTESSORI DAY SCHOOL vs Stone Mill Elementary
Stone Mill Elementary has a higher overall rating of 9.4/10 compared to 5.0/10. Stone Mill Elementary is significantly larger with 534 students, about 15.3× the size of PRIMARY MONTESSORI DAY SCHOOL (35).
PRIMARY MONTESSORI DAY SCHOOL
Rockville, MD
5.0/10
Elementary SchoolPre-K – 3rd
35 students
Stone Mill Elementary
North Potomac, MD
9.4/10
Elementary SchoolPre-K – 5th
534 students
Ratings Comparison
| Metric | PRIMARY MONTESSORI DAY SCHOOL | Stone Mill Elementary |
|---|---|---|
| Overall Rating | 5.0 / 10 | 9.4 / 10 |
| Academic Score | — | 9.5 |
| Growth Score | — | 9.5 |
| Diversity Index | — | — |
| Free/Reduced Lunch | — | 15.2% |
| Environment Score | — | 9.2 |
| State Rank | #324 of 378 | #28 of 1,363 |
| State Percentile | 15th | 98th |
Test Scores
| Subject | PRIMARY MONTESSORI DAY SCHOOL | Stone Mill Elementary |
|---|---|---|
| Math Proficiency | — | 98.0% |
| Math (State Avg) | — | — |
| ELA Proficiency | — | 98.0% |
| ELA (State Avg) | — | — |
School Details
| Detail | PRIMARY MONTESSORI DAY SCHOOL | Stone Mill Elementary |
|---|---|---|
| Type | Elementary School | Elementary School |
| Grades | Pre-K – 3rd | Pre-K – 5th |
| Enrollment | 35 | 534 |
| Student-Teacher Ratio | 11.7:1 | 14.8:1 |
| Free/Reduced Lunch | — | 15.2% |
| Chronic Absenteeism (SY 2022-23) | — | 10.9% |
| District | — | Montgomery County Public Schools |
| City | Rockville | North Potomac |
Student Demographics
PRIMARY MONTESSORI DAY SCHOOL
Asian
54.3%
Two or More
17.1%
White
11.4%
Hispanic
5.7%
Native American
5.7%
Pacific Islander
5.7%
Stone Mill Elementary
Not available
Neighborhood
| Metric | Rockville (20850) | North Potomac (20878) |
|---|---|---|
| Median Household Income | $122,691 | $142,062 |
| Median Home Value | $687,200 | $675,200 |
| Median Rent | $2,277 | $2,188 |
| College Educated (Bachelor's+) | 67.1% | 70.1% |
| Poverty Rate | 7.1% | 5.0% |
| Avg Commute | 31 min | 30 min |