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Grundy Elementary School

Public Grades PK, KG-6
66th
SchoolDigger Rank ?
of 1,737 Illinois Elementary Schools
Better than 96% of Illinois elementary schools
Summary

Grundy Elementary School serves 465 students in prekindergarten through grade 6 in Morton, in the Morton CUSD 709 area. Its clearest strength is academic performance: in 2025–2026, it led its three same-district elementary peers in all-grades English language arts and math proficiency, with both results well above state averages.

In English, 86% of students were proficient—28 percentage points above the three peers’ average, 3 points above the district, and 29 points above the state. In math, 80% were proficient—15 points above the peer average, 12 above the district, and 40 above the state. The school’s relative strength varies by grade: fourth-grade English was nearly level with the district (81.8% versus 81.6%) and behind Lettie Brown Elementary School and Jefferson Elementary School. Fifth-grade science was also strong at 80%, 33 points above the state, though Lettie Brown scored higher at 84%.

Both subjects have improved over the past three reported years: English proficiency rose from 73% to 86%, and math from 58% to 80%. SchoolDigger ranks the school 66th of 1,737 Illinois schools, in the 96th percentile, with 5 stars for 2025–2026. Chronic absenteeism was 7% in 2025–2026, the lowest among nearby schools with reported figures. Context for families: the 2024–2025 student-teacher ratio was 19.3, higher than those reported by nearby schools, and 17% of students were free/reduced lunch eligible. SchoolDigger’s ranking for how well it serves Special Education Students rose from the 56th percentile in 2022–2023 to the 81st in 2024–2025, below the school’s overall 95th percentile that year. Its ranking for Low Socio Economic Status Students rose from the 83rd percentile in 2023–2024 to the 97th in 2024–2025.

465
Students ?
19.3
Student/teacher ratio ?
$12,133
Per pupil spending ?
16.6%
Free/reduced lunch eligible (2024-25) ?
97.6%
Measles protection (all grades) (2025-26)
 1100 S 4th Ave
       Morton, IL  61550-2859

(309) 263-1421

District: Morton CUSD 709

Racial breakdown:

White:
86.0%
Two or more races:
5.4%
Hispanic:
5.2%
more
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 Compare Grundy Elementary School to nearby elementary schools!
At a glance
▲ Ranking trend: Improving — 88th percentile in 2016 → 96th in 2026
Strengths
✓Test scores above the Illinois average (82% vs 48% meeting standards)
✓Ranks in the top 4% of Illinois elementary schools
✓Ranking is trending up — up 8 percentile points since 2016
Students meeting standards (2025-2026) ?
This school82%
District avg76%
Illinois avg48%
66th of 1,737
Illinois public elementary schools ?
Top 4%▲ up 9 pts since 2016
From top 12% (2016) to top 4% (2026)
See the entire ranking list of Illinois Elementary Schools →
★★★★★
SchoolDigger rating ?
1st of 4Elementary Schools in the Morton CUSD 709
66th of 738Morton CUSD 709 among Illinois 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 rankIllinois percentileRating
202694.166 of 173796.2%★★★★★
202593.4108 of 205694.7%★★★★★
202494.4116 of 206794.4%★★★★★
202388.8202 of 207790.3%★★★★★
202290.4167 of 208292.0%★★★★★
202192.9112 of 194894.3%★★★★★
201987.2216 of 208689.6%★★★★☆
201888.7188 of 203790.8%★★★★★
201785.9240 of 204488.3%★★★★☆
201686.0255 of 204687.5%★★★★☆
201585.1286 of 205286.1%★★★★☆
201491.783 of 209396.0%★★★★★
201392.376 of 216796.5%★★★★★
201286.385 of 216696.1%★★★★★
201186.2103 of 214795.2%★★★★★
201086.0104 of 213995.1%★★★★★
200983.4201 of 212090.5%★★★★★
200883.7198 of 209290.5%★★★★★
200784.1132 of 209593.7%★★★★★
200685.1103 of 208695.1%★★★★★
200583.4187 of 202290.8%★★★★★
200484.1206 of 203089.9%★★★★☆
200383.4228 of 202088.7%★★★★☆

Disabled

YearAvg scoreStatewide rankIllinois percentileRating
202598.612 of 104998.9%★★★★★

Female

YearAvg scoreStatewide rankIllinois percentileRating
202689.874 of 128694.2%★★★★★
202594.067 of 194296.5%★★★★★
202494.783 of 194295.7%★★★★★
202384.8246 of 195787.4%★★★★☆
202288.4192 of 197090.3%★★★★★
202189.0116 of 168093.1%★★★★★
201983.6256 of 201987.3%★★★★☆
201888.2167 of 196491.5%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankIllinois percentileRating
202592.152 of 180097.1%★★★★★
202472.6308 of 179382.8%★★★★☆
201981.2159 of 181691.2%★★★★★
201886.6101 of 176594.3%★★★★★

Male

YearAvg scoreStatewide rankIllinois percentileRating
202689.685 of 131193.5%★★★★★
202590.3142 of 194792.7%★★★★★
202491.9138 of 195993.0%★★★★★
202389.3170 of 198491.4%★★★★★
202290.1149 of 197792.5%★★★★★
202191.6104 of 170793.9%★★★★★
201987.7183 of 201990.9%★★★★★
201886.8203 of 197289.7%★★★★☆

Special Education

YearAvg scoreStatewide rankIllinois percentileRating
202572.9249 of 129280.7%★★★★☆
202346.6508 of 115656.1%★★★☆☆
201952.1437 of 119463.4%★★★☆☆

White

YearAvg scoreStatewide rankIllinois percentileRating
202688.170 of 114993.9%★★★★★
202586.3133 of 138990.4%★★★★★
202487.9110 of 139292.1%★★★★★
202378.0241 of 141983.0%★★★★☆
202283.7156 of 142589.1%★★★★☆
202186.6111 of 130891.5%★★★★★
201977.1256 of 146282.5%★★★★☆
201878.8242 of 146383.5%★★★★☆
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)
Disabled (2025)99th percentile+4 vs school
Low Socio Economic Status (2025)97th percentile~ school
Female (2026)94th percentile~ school
White (2026)94th percentile~ school
Male (2026)94th percentile-3 vs school
Special Education (2025)81st percentile-14 vs school
By subject vs Illinois (2025-2026) ?
English Language Arts86%+29 vs state
Science80%+33 vs state
Mathematics80%+40 vs state

★
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Frequently Asked Questions about Grundy Elementary School

In the 2024-25 school year, 465 students attended Grundy Elementary School.

Yes! Grundy Elementary School is one of the best elementary schools in the state. It ranks 66th of 1737 Illinois elementary schools.

Students at Grundy Elementary School are 86% White, 5% Two or more races, 5% Hispanic, 2% African American, 1% Asian.

Rate Grundy Elementary School!



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Latest Illinois data All new data »
2025–26 school spending dataNewOct 30, 2026
2025–26 attendance data, dropout rates & graduation ratesNewOct 30, 2026
2025–26 ACT, IAR, ISA & PreACT Secure test scoresNewOct 30, 2026
2013–14 through 2025–26 immunization rates (updated)Oct 19, 2026


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Illinois Department of Public Health and the Illinois State Board 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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