Schools in Zip Code 06791

In zip code 06791, which covers the town of Harwinton, Connecticut, there is just one school: Harwinton Consolidated School, a public elementary school serving grades PK through 4 with 374 students. This single school is part of Regional School District 10, a district ranked 38th out of 153 in Connecticut with a 4-star rating, making Harwinton Consolidated the sole educational representative and clear standout in this area.

Harwinton Consolidated School has shown exceptional academic performance, especially in recent years. In the 2025–2026 school year, its SBAC proficiency rates far exceeded both district and state averages across all tested subjects and grades. For example, 3rd grade math proficiency reached 82.4% versus 52.2% statewide, and 4th grade English Language Arts hit 76.6% compared to 50.9% statewide. The school also boasts a remarkable state ranking jump, moving from the 70th percentile in 2023–2024 to the 91st percentile in 2025–2026, earning a 5-star rating. Math is a particular strength, with both 3rd and 4th grade proficiency above 81% in the most recent year. The school also reports very low chronic absenteeism at just 3.2%—far below the state’s 16.4%—and a favorable student-teacher ratio of 11.9, suggesting a supportive, personalized learning environment.

For parents, the key takeaway is that Harwinton Consolidated School is a high-performing, well-attended elementary school with strong academics and a positive trajectory. While it serves only the youngest students (PK–4), its rapid improvement and consistently high scores indicate effective instruction and a healthy school culture. The free/reduced lunch eligibility rate of 20.86% reflects a moderate level of economic diversity, and the absence of middle and high schools in the zip code means students will eventually transition to other schools within Regional School District 10 for later grades. Overall, this school stands out not just within 06791, but across Connecticut elementary schools.