Summary
Greensferry Elementary School in Post Falls, ID, serves 406 students in grades PK through 5 and is part of the Post Falls District, earning a 2025–2026 state rank of 44 out of 346 elementary schools (87th percentile, 4 stars). This places it in the top tier of Idaho elementary schools and well above its district's overall performance. Academic proficiency is strong across all subjects: 68.2% in math, 67.2% in ELA, and 64.5% in 5th-grade science—all far exceeding district and state averages. With a student-teacher ratio of about 20:1 and a free/reduced lunch rate of 35.96%, the school achieves results that rival or exceed schools in wealthier neighborhoods.
Greensferry's test scores are dramatically higher than every nearby school in the Post Falls District. In math, 68.2% of students are proficient, compared to the next highest same-district school, Prairie View Elementary, at 54.4%—a gap of nearly 14 points. In ELA, Greensferry posts 67.2% proficiency versus Prairie View's 57.3%. Science is even more striking: no other Post Falls elementary school exceeds 52.2%, while Greensferry reaches 64.5%. Even compared to high-performing schools in neighboring districts, such as Atlas Elementary (math 60.5%, ELA 64.4%) and Betty Kiefer Elementary (math 60.4%, ELA 62.3%), Greensferry maintains the highest math and ELA proficiency scores in the region.
Beyond test scores, Greensferry stands out for its exceptionally low chronic absenteeism rate of 8.1%—the lowest in the area and roughly half the district average of 12.0%. The school has cut chronic absenteeism dramatically, from 18.0% in 2021–2022, reflecting strong student engagement and family involvement. Early-grade instruction is a particular strength: 3rd-grade math proficiency is 79.1% and ELA is 73.1%, the highest grade-level scores in any subject among nearby schools. The school has also shown resilience, maintaining or improving academic outcomes even as its free/reduced lunch rate rose from 23.56% to 35.96% in a single year. For families in the Post Falls area, Greensferry is clearly the academic leader—with the strongest scores, lowest absenteeism, and highest state ranking in the district.
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