Summary:
In zip code 80433, there is exactly one middle school: West Jefferson Middle School in Conifer, CO. Serving grades 6–8 with 499 students, this school is part of the Jefferson County School District No. R-1. West Jefferson is a high-performing school, ranked 93rd out of 469 Colorado middle schools for 2025–2026, placing it in the 80th percentile with a 4-star rating.
Academically, West Jefferson consistently outperforms both district and state averages. In 2025–2026, 65.2% of students scored proficient or above in English Language Arts, compared to 44.7% statewide and 53.7% for the district. Math proficiency reached 47.5%, exceeding the state average of 37.3% and district average of 44.6%. In 8th-grade science, 45.2% were proficient versus 35.4% statewide. The school improved in every subject from the prior year. Notably, 6th graders excel in ELA with 70.5% proficiency, while 8th-grade ELA drops to 55.3%. Math proficiency remains remarkably consistent across grades, ranging from 45.9% to 48.5%.
Beyond test scores, the school has some areas worth attention. Chronic absenteeism sits at 27.3%, slightly above the district's 26.6% but below the state's 28.4%. The free/reduced lunch rate is 22.04%, indicating a relatively low proportion of economically disadvantaged students. The student–teacher ratio is 19.3:1, which may mean larger class sizes. Over the past three years, the school has maintained a 4-star rating, with its best rank of 74th in 2023–2024. Addressing 8th-grade literacy and chronic absenteeism could help West Jefferson return to the top 75 statewide.
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