| 👨🏫 Class Size | 11.5:1 student-teacher ratio |
| 💰 Funding | $22,937 per student |
| 🏫 School Type | Regular |
| Address | 25 School Dr. |
| City | Marlborough |
| ZIP Code | 06447 |
| District | 0902370 |
| NCES School ID | 090237000437 |
| Data Year | 2024-25 |
Understanding the community around Elmer Thienes-Mary Hall Elementary School helps evaluate the school environment and neighborhood.
| Median Household Income | $134,643 |
| Per Capita Income | $60,893 |
| Poverty Rate | 6.3% |
| Households Earning $100K+ | 62.7% |
| Bachelor's Degree or Higher | 51.0% |
| High School or Higher | 96.7% |
| Median Home Value | $366,700 |
| Median Rent | $1,363 |
| Owner-Occupied | 91.3% |
| Renter-Occupied | 8.7% |
Thinking about moving into this school’s area? See what homes and rents actually cost in ZIP 06447 — values, rent, and how it compares to nearby ZIPs. Free, no signup. See 06447 housing costs →
Enrollment and demographic breakdown for Elmer Thienes-Mary Hall Elementary School.
| Total Enrollment | 445 |
| Teachers (FTE) | 38.6 |
| Student:Teacher Ratio | 11.5:1 |
Traditional school ratings rely heavily on standardized test scores, which often reflect family income more than actual school quality. Repit takes a different approach.
We evaluate schools based on factors that research shows actually impact educational outcomes:
Data source: NCES CCD 2024-25 | Last updated: September 2026