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Harwinton Consolidated School

Public Grades PK, KG-4
46th
SchoolDigger Rank ?
of 491 Connecticut Elementary Schools
Better than 91% of Connecticut elementary schools
Summary

Harwinton Consolidated School is a public elementary school in Harwinton, CT, serving 374 students in Pre-K through 4th grade as part of Regional School District 10, and it has risen dramatically to rank 46th among Connecticut elementary schools for 2025-26, placing it in the 91st percentile with a 5-star rating. The school has shown remarkable improvement, jumping from 128th in 2024-25 and 164th in 2021-22, an upward trajectory that makes it a standout choice for parents in northwest Connecticut. Serving a moderate-income population with about 21% of students eligible for free or reduced-price lunch, Harwinton outperforms what its demographics would predict, suggesting strong school-level practices.

Academically, Harwinton's test scores are far above state averages, and math is a clear signature strength. For 2025-26, 3rd grade math proficiency was 82.4% versus the state's 52.2%, while 4th grade math reached 81.3% compared to 52.1% statewide. These results also outpace nearby schools like Litchfield Center School's 3rd grade math at 53.3%, Ann Antolini School's 65.4%, and Vogel-Wetmore School's 33.3%. Reading is also strong, with 4th grade ELA at 76.6% proficiency compared to the state's 50.9%, but math consistently leads, making it the school's academic hallmark.

Attendance is another differentiator: chronic absenteeism dropped from 16.2% in 2022-23 to just 3.2% in 2023-24, far below the state's 17.7% and better than most neighbors. The school also delivers these results efficiently, spending about $16,456 per pupil—less than Bakerville Consolidated School's $23,476 or Torringford School's $18,468—while achieving far stronger outcomes. One unusual pattern is that male students rank considerably higher than female students statewide, an inversion of typical trends, suggesting the instructional approach may be especially effective for boys. Overall, Harwinton's combination of top-tier academics, low absenteeism, and efficient spending makes it a compelling option within Regional School District 10, the highest-ranked district in the area.

374
Students ?
11.9
Student/teacher ratio ?
20.9%
Free/discounted lunch ?
 115 Litchfield Rd.
       Harwinton, CT  06791

(860) 485-9029

District: Regional School District 10


Students who attend Harwinton Consolidated School usually attend:

Middle:    Har-Bur Middle School
High:    Lewis S. Mills High School
Racial breakdown:

White:
76.7%
Two or more races:
15.2%
Hispanic:
6.4%
more
 See top rated Connecticut elementary schools

 Compare Harwinton Consolidated School to nearby elementary schools!
At a glance
Ranking trend: Holding steady — 91st percentile in 2016 → 91st in 2026
Strengths
Test scores above the Connecticut average (79% vs 51% meeting standards)
Ranks in the top 9% of Connecticut elementary schools
Small classes — about 12 students per teacher
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school79%
District avg71%
Connecticut avg51%
46th of 491
Connecticut public elementary schools ?
Top 9%▬ steady since 2016
See the entire ranking list of Connecticut Elementary Schools →
SchoolDigger rating ?
38th of 153Regional School District 10 among Connecticut districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankConnecticut percentileRating
202688.746 of 49190.6%★★★★★
202577.3128 of 49374.0%★★★★☆
202474.5148 of 49770.2%★★★★☆
202379.4117 of 49176.2%★★★★☆
202268.8164 of 49066.5%★★★☆☆
202181.1115 of 53878.6%★★★★☆
201982.699 of 52281.0%★★★★☆
201884.979 of 53285.2%★★★★☆
201787.450 of 51990.4%★★★★★
201687.748 of 51890.7%★★★★★
201587.557 of 55189.7%★★★★☆
201373.5180 of 55767.7%★★★☆☆
201276.4132 of 56476.6%★★★★☆
201178.4115 of 56579.6%★★★★☆
201080.974 of 57987.2%★★★★☆
200979.790 of 56684.1%★★★★☆
200876.4140 of 56575.2%★★★★☆
200773.6175 of 56869.2%★★★☆☆
200674.3170 of 57070.2%★★★★☆

Female

YearAvg scoreStatewide rankConnecticut percentileRating
202563.0107 of 23253.9%★★★☆☆
202463.0115 of 23751.5%★★★☆☆
202267.6105 of 23455.1%★★★☆☆
202176.7109 of 45576.0%★★★★☆

Male

YearAvg scoreStatewide rankConnecticut percentileRating
202577.662 of 23974.1%★★★★☆
202469.492 of 23360.5%★★★☆☆
202371.786 of 23162.8%★★★☆☆
202265.0103 of 23255.6%★★★☆☆
202179.099 of 44577.8%★★★★☆
201971.387 of 24764.8%★★★☆☆
201875.275 of 26271.4%★★★★☆

White

YearAvg scoreStatewide rankConnecticut percentileRating
202681.629 of 24688.2%★★★★☆
202551.6141 of 24843.1%★★☆☆☆
202442.4176 of 25029.6%★☆☆☆☆
202359.7124 of 26252.7%★★★☆☆
202247.2157 of 25237.7%★★☆☆☆
202154.1162 of 32750.5%★★★☆☆
201969.288 of 29570.2%★★★★☆
201873.074 of 29675.0%★★★★☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
White (2026)88th percentile~ school
Male (2025)74th percentile~ school
Female (2025)54th percentile-20 vs school
By subject vs Connecticut (2025-2026) ?
Mathematics82%+30 vs state
English Language Arts76%+27 vs state

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Frequently Asked Questions about Harwinton Consolidated School

Students at Harwinton Consolidated School are 77% White, 15% Two or more races, 6% Hispanic, 1% Asian.

Yes. Harwinton Consolidated School ranks in the top 9.4% of Connecticut elementary schools.

Students who attend Harwinton Consolidated School usually go on to attend:

Middle : Har-Bur Middle School
High : Lewis S. Mills High School

In the 2024-25 school year, 374 students attended Harwinton Consolidated School.

Rate Harwinton Consolidated School!



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Latest Connecticut data All new data »
2024–25 through 2025–26 attendance data & graduation ratesNewAug 31, 2026
2025–26 NGSS, SAT & SBAC test scoresNewAug 31, 2026
2024–25 school spending dataApr 2, 2026
2024–25 attendance dataNov 6, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Connecticut Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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