Summary
Tri-County High is a public high school located in Plainfield, Wisconsin, serving grades 9-12 with a total enrollment of 169 students. The school is part of the Tri-County Area School District, which is ranked 399 out of 426 districts in the state and has a 0-star rating from SchoolDigger.
Tri-County High consistently ranks in the bottom quartile of Wisconsin high schools, with test scores significantly below the state averages across all subjects and grade levels. For example, in 2024-2025, the percentage of 10th-grade students proficient or better in Social Studies, English Language Arts, Mathematics, and Science were 24.39%, 29.41%, 26.47%, and 20.59%, respectively, compared to the state averages of 47.67%, 48.62%, 42.73%, and 43.42%. The school's performance on the ACT and Forward Exam has also been consistently low, with the school ranking in the bottom 25% of Wisconsin high schools for these assessments. Tri-County High's four-year graduation rate has fluctuated between 90.4% and 95.1% over the past few years, which is slightly below the state average, and the school has a relatively high chronic absenteeism rate, ranging from 12.7% to 19.5% over the past few years.
Interestingly, Tri-County High's academic performance is significantly lower than that of nearby schools, such as Amherst High, Lincoln High, and Wild Rose High, which all have higher rankings, test scores, and graduation rates. Additionally, Tri-County High spends more per student ($16,461 in 2020-2021) compared to some of the nearby schools, suggesting that the school's low performance is not solely due to a lack of funding.
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