Summary:
Zip code 01430 covers Ashburnham, MA, with three public schools serving PK–12 in the Ashburnham-Westminster district: Oakmont Regional High School (grades 9–12, 633 students), Overlook Middle School (grades 6–8, 576 students), and Briggs Elementary (grades PK–5, 461 students), totaling 1,670 students. The district is rank 208 of 351, 41st percentile, 2 stars, but Overlook Middle School and Oakmont Regional High School are 3 stars, while Briggs Elementary is 2 stars.
Overlook Middle School is the strongest current profile: 2025–2026 rank 171 of 478, 64th percentile, 3 stars. Its all-grade scores beat the state in ELA (45.55 vs 40.03), Science (42.22 vs 40.98), and Civics, 8th grade (42.22 vs 39.77), with Math essentially at state (41.02 vs 41.11). Oakmont Regional High School has the largest enrollment and strong completion outcomes—98.7% graduation and 0.0% dropout—plus a 2025–2026 rank of 137 of 353, 61st percentile, 3 stars. Its 10th-grade ELA (50.33 vs 45.48) and Science (48.25 vs 40.50) are above state, Math is slightly below (43.05 vs 43.73), and Biology End of Course is below (32.73 vs 37.68); ELA, Math, and Science declined from the prior year.
Briggs Elementary is the clearest pressure point: 2025–2026 rank 543 of 899, 40th percentile, 2 stars, with all-grade scores below state in ELA (38.67 vs 40.03), Math (33.78 vs 41.11), and Science (30.67 vs 40.98). Bright spots include 3rd-grade ELA at 47.22 vs 42.79 and 4th-grade Math at 44.16 vs 43.20, but 5th-grade Math is 20.00 vs 39.50 and 5th-grade Science is 30.67 vs 43.07; the school declined year over year in all three all-grade subjects, especially Math. The elementary school has the highest reported 2020–2021 per-student spending ($15,548) and lowest student-teacher ratio (12.1) but the lowest rank, while Overlook Middle School has the lowest reported spending ($13,919) and highest ratio (14.7) but the highest current rank; because spending is from 2020–2021 and outcomes are from 2025–2026, this is not a direct causal comparison. District all-grade 2025–2026 scores are 40.56 ELA, 38.85 Math, and 36.03 Science; Overlook Middle School is above the district in all three, while Briggs Elementary is below in all three.
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