Arlington vs Lexington Schools
How the two districts, about 4 miles apart, compare on test scores, high school results, classrooms, spending and housing.
The short answer
- Overall: Lexington ranks higher, #5 to Arlington's #22 of 328 Massachusetts districts.
- MCAS 2026: Lexington students score higher: ELA 75% vs 72%, Math 81% vs 72% met expectations. Statewide: 41% and 41%.
- SAT: Lexington averages 83 points higher (1349 vs 1266).
- Spending: Lexington spends $7,283 more per student ($27,832 vs $20,549).
- Homes: Homes cost more in Lexington: single-family homes average $1.66M vs $1.12M. The average tax bill is $11,947 in Arlington and $20,394 in Lexington.
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 | Arlington | Lexington | State |
|---|---|---|---|
| 2026 | 72% | 75% | 41% |
| 2025 | 72% | 77% | 43% |
| 2024 | 69% | 75% | 41% |
| 2023 | 70% | 78% | 44% |
| 2022 | 70% | 77% | 43% |
| 2021 | 73% | 78% | 48% |
| Year | Arlington | Lexington | State |
|---|---|---|---|
| 2026 | 72% | 81% | 41% |
| 2025 | 71% | 79% | 41% |
| 2024 | 71% | 81% | 42% |
| 2023 | 71% | 81% | 42% |
| 2022 | 69% | 80% | 40% |
| 2021 | 62% | 75% | 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
| Arlington | Lexington | |
|---|---|---|
| Students in classes | 6,150 | 6,861 |
| English learners | 5% | 8.2% |
| Students with disabilities | 18% | 13.7% |
| White | 64.5% | 32.9% |
| Asian | 13.3% | 47.7% |
| Hispanic/Latino | 8.5% | 6.3% |
| Black/African American | 3.2% | 4.6% |
| Multi-race | 10.4% | 8.5% |
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.