Keystone Elementary School
School pathway
Test scores
ISASP 2024-25 . % ProficientWhat this means: On the ISASP, Iowa's statewide test, about 75 of every 100 students at this school read and write at grade level and about 81 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are down about 8 points since 2023, while math scores are down about 15 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 84% of students here test proficient in math and reading, well above the roughly 71% typical for Iowa schools with a similar share of low-income students. BeatsExpectations ranks schools against others at the same poverty level, not by raw scores, so a school can post high scores and still fall short of its prediction, or post lower scores and still beat it. This school clears its prediction by about 13 points, placing it in Iowa's top 10%.
7-year change
SY 2017-18 vs SY 2024-25About Keystone Elementary School
Keystone Elementary School is one of the modestly sized elementary campuss in Keystone, Iowa, part of Benton Comm School District, with 176 students on its rolls from grades pre-K through 3. By comparison, Iowa's public schools average about 325 students each, so Keystone Elementary School sits 46% leaner than that benchmark.
Across the 5 schools in Benton Comm School District (1,614 students total), Keystone Elementary School accounts for its share of the district's footprint.
Demographically, Keystone Elementary School reports that nearly all students (86%) are White. The remainder consists of 6% Hispanic, 4% Black, 3% multiracial. That is noticeably less White than the county at large, where the share is closer to 95%.
Looking at school resources, Keystone Elementary School lists 12 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.8:1. The state averages around 13.7:1, so this campus is higher than the state norm typical. Around 42% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy.
After controlling for student poverty, Keystone Elementary School ranks in the top 10% of Iowa public schools. The BeatsExpectations model, a per-state regression of composite proficiency on FRL share, predicts schools with this student profile to land around 70.9%; Keystone Elementary School posts 83.9%, +13.0 points above that line.
Across the wider county, the surrounding county (Benton County) shows that the typical household earns roughly $86,962 per year, about 26% of the adult population holds a bachelor's degree or above, and roughly 4% of residents live below the federal poverty line. In all, Benton County runs 12 public schools (combined enrollment of about 3,919 students), of which Keystone Elementary School is one.
Benton Community Middle School is the nearest neighboring public school, about 5.8 miles from this campus. 4 of the 8 nearest public schools sit inside a ten-mile radius, suggesting a relatively low-density school footprint. Ranking that nearby cluster on reported proficiency puts Keystone Elementary School at 1st of 7; the average score across the group is 74.9%.
The school occupies a countryside site.
Over the past 7-year window. Looking back 7 years, enrollment at Keystone Elementary School has showed little movement, going from 176 students in 2018 to 176 in 2025. The White share of enrollment declined from 95% to 86% over that span.
Within the allk12 community for this school, posts here usually surface around open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.
Benton County at a glance
View full county profileQuick facts
Related schools
- Benton Community Senior High SchoolHigh · 473 students
- Atkins Elementary SchoolElementary · 394 students
- Norway Elementary SchoolMiddle · 336 students
- Benton Community Middle SchoolMiddle · 235 students
- Benton Community Middle School5.8 mi · 235
- Benton Community Senior High School5.8 mi · 473
- Belle Plaine Jr/Sr High School8.6 mi · 205
- Longfellow Elementary School8.7 mi · 267
- Dysart-Geneseo Elementary School12.9 mi · 219
- Union Middle School12.9 mi · 194