Marlborough vs Westborough Schools
How the two districts, about 7 miles apart, compare on test scores, high school results, classrooms, spending and housing.
The short answer
- Overall: Westborough ranks higher, #42 to Marlborough's #232 of 328 Massachusetts districts.
- MCAS 2026: Westborough students score higher: ELA 63% vs 28%, Math 69% vs 24% met expectations. Statewide: 40% and 41%.
- SAT: Westborough averages 237 points higher (1254 vs 1017).
- Spending: Similar: $20,346 per student in Marlborough and $21,178 in Westborough.
- Homes: Homes cost more in Westborough: single-family homes average $810K vs $611K. The average tax bill is $6,441 in Marlborough and $12,900 in Westborough.
- Class size: Smaller in Westborough: 15.9 students on average vs 18.
MCAS results, 2026
Share of students meeting or exceeding expectations, all tested grades combined. Both districts test grades 3–10; "State" is the statewide figure for the same grades.
| Year | Marlborough | Westborough | State |
|---|---|---|---|
| 2026 | 28% | 63% | 40% |
| 2025 | 27% | 67% | 42% |
| 2024 | 26% | 63% | 41% |
| 2023 | 27% | 68% | 44% |
| 2022 | 29% | 68% | 43% |
| 2021 | 34% | 74% | 48% |
| Year | Marlborough | Westborough | State |
|---|---|---|---|
| 2026 | 24% | 69% | 41% |
| 2025 | 24% | 70% | 41% |
| 2024 | 26% | 68% | 42% |
| 2023 | 25% | 69% | 42% |
| 2022 | 27% | 69% | 40% |
| 2021 | 23% | 66% | 35% |
No test in 2020. Statewide 10th-grade results dropped after 2024, when passing the MCAS stopped being a graduation requirement.
High school results
Averages of each district's ranked high schools. "MA avg" is the average of all districts with high school data.
Classrooms, teachers & spending
Spending is total per-pupil expenditure from all sources in FY2024. Class size is the average across all classes in the district.
Students
| Marlborough | Westborough | |
|---|---|---|
| Students in classes | 4,995 | 3,868 |
| English learners | 35.3% | 11.8% |
| Students with disabilities | 17% | 15.6% |
| White | 30.2% | 46.2% |
| Asian | 1.7% | 34% |
| Hispanic/Latino | 58.3% | 12.6% |
| Black/African American | 6.3% | 3% |
| Multi-race | 3.2% | 3.7% |
Homes & taxes
What could you afford in either town?
FY2026 averages for single-family homes from the Massachusetts Department of Revenue; for a district with several towns, the comparison uses the average of its towns. Assessed values usually run below recent sale prices.