Best Elementary Schools in Zip Code 06255

Zip code 06255, located in North Grosvenordale, Connecticut, is served by a single elementary school: Mary R. Fisher Elementary School. This school serves grades PK–4 and enrolls 359 students within the Thompson School District. Mary R. Fisher is a stable, above-average school, holding a 3-star rating and ranking in the 55th percentile of Connecticut elementary schools. This is especially notable because the district overall ranks in the bottom 21% of Connecticut districts with a 1-star rating, making Mary R. Fisher a clear bright spot within a lower-performing district.

In terms of academics, mathematics is the school's standout subject. In 2025–2026, 4th-grade math proficiency reached 70.0%, roughly 18 points above the state average of 52.1%, while 3rd-grade math came in at 62.3% compared to the state's 52.2%. The previous year, 3rd-grade math proficiency was exceptionally strong at 84.6%. English Language Arts performance is more modest, hovering near state averages in most grades. Test scores have shown significant year-to-year swings, such as 3rd-grade math dropping from 84.6% to 62.3% and 4th-grade math jumping from 44.3% to 70.0%, which may reflect small grade-level cohorts. Notably, school and district scores are often identical, suggesting that Mary R. Fisher is likely the only elementary school contributing to the district's grade-level results.

Beyond test scores, the school benefits from a favorable 10.5:1 student–teacher ratio and a low chronic absenteeism rate of 8.9%, far better than the district rate of 13.0% and the state rate of 16.4%. This is a strong indicator of student engagement, especially given that nearly half of the students (48.19%) qualify for free or reduced-price lunch. Per-student spending is reported at $18,013, reflecting substantial investment. The school has maintained a consistent 3-star rating and mid-200s ranking over the past three years. Families should watch ELA proficiency, which remains close to state averages, and the year-to-year volatility in test scores, but overall Mary R. Fisher presents a positive and stable educational option within zip code 06255.