Summary
Mason Elementary School is a PK–5 Boston Public Schools elementary school in Roxbury, MA, serving 205 students and currently ranking in the bottom 12% of Massachusetts elementary schools. In 2025–2026, Mason Elementary School ranked 788 of 899 elementary schools statewide (12th percentile, 1 star), up from 871 of 906 (4th percentile, 0 stars) in 2024–2025. The district itself ranks 299 of 351 in Massachusetts (15th percentile, 1 star). On 2025–2026 MCAS Next Generation all-grade tests, Mason's proficiency rates were 21% in ELA, 20% in Math, and 7.41% in Science, compared with district rates of 29.41%, 29.12%, and 24.94%, and state rates of 40.03%, 41.11%, and 40.98%.
Among nearby tested schools, Mason is mid-pack in ELA and comparatively stronger in Math, outperforming Orchard Gardens K-8 School, Blackstone Elementary School, Clap Elementary School, and Winthrop Elementary School in both subjects. It remains far behind Hale Elementary School (ELA 55.68%, Math 57.95%, Science 50%), Hurley K-8 School, Bridge Boston Charter School, and Dudley Street Neighborhood Charter School. In Science, Mason is second-lowest in this group, above only Orchard Gardens.
Recent ELA and Math proficiency climbed from 12.05% in 2024–2025 to 21% and 20%, though Science slipped from 9.09% to 7.41%. Fourth grade is a clear weak spot (ELA 13.51%, Math 10.81%), and special education students remain at the 10th percentile (1 star). Brighter notes include African American students reaching the 60th percentile (3 stars), and gains for low socioeconomic status students (30th percentile, 2 stars) and Hispanic students (33rd percentile, 2 stars). Mason spends $31,087 per student with a 9.4 student–teacher ratio — high resources relative to nearby schools producing stronger results, suggesting resources alone do not explain the outcome gap.
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