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Mary Morgan Elementary School

Public Grades PK, KG-5
238th
SchoolDigger Rank ?
of 2,056 Illinois Elementary Schools
Better than 88% of Illinois elementary schools
Summary

Mary Morgan Elementary School is a public elementary school located in Byron, Illinois, serving grades PK-5 with a total enrollment of 626 students. The school is part of the Byron CUSD 226 district, which is ranked 110 out of 811 districts in Illinois and has a 4-star rating from SchoolDigger.

Mary Morgan Elementary School consistently ranks among the top 15% of Illinois elementary schools, with a statewide ranking between 82 and 260 over the past 10 years. The school's students perform significantly better than the state average on the Illinois Assessment of Readiness (IAR) exams in both English Language Arts and Mathematics, with 70% of students proficient or better in ELA and 71.7% in Math, compared to the state averages of 53.1% and 38.5%, respectively. The school's performance on the Illinois Science Assessment (ISA) is also strong, with 64.9% of 5th-grade students proficient or better, compared to the state average of 40.6%.

While the school's overall performance is excellent, there are a few areas for improvement. The school has seen a significant increase in chronic absenteeism, rising from 2.4% in 2020-2021 to 25.4% in 2024-2025, which is an area of concern. Additionally, the relatively lower performance of white students and students with disabilities compared to other subgroups suggests an opportunity to implement targeted interventions and support to ensure equitable outcomes for all students. Nonetheless, Mary Morgan Elementary School remains a high-performing school that consistently ranks among the top elementary schools in Illinois, with its strong academic performance and exceptional performance of certain student subgroups being notable strengths.

631
Students ?
12.1
Student/teacher ratio ?
$16,312
Per pupil spending ?
28.8%
Free/discounted lunch ?
 420 N Colfax St
       Byron, IL  61010-1438

(815) 234-5491

District: Byron CUSD 226


Students who attend Mary Morgan Elementary School usually attend:

Middle:    Byron Middle School
High:    Byron High School 9-12
Racial breakdown:

White:
86.5%
Hispanic:
7.6%
Two or more races:
4.3%
more
 See top rated Illinois elementary schools

 Compare Mary Morgan Elementary School to nearby elementary schools!
At a glance
Ranking trend: Declining — 93rd percentile in 2015 → 88th in 2025
Strengths
Test scores above the Illinois average (69% vs 44% meeting standards)
Ranks in the top 12% of Illinois elementary schools
Worth a look
!Ranking has slipped — down 5 percentile points since 2015
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school69%
District avg66%
Illinois avg44%
238th of 2,056
Illinois public elementary schools ?
Top 12%▼ down 5 pts since 2015
From top 7% (2015) to top 12% (2025)
See the entire ranking list of Illinois Elementary Schools →
SchoolDigger rating ?
110th of 811Byron CUSD 226 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
202587.3238 of 205688.4%★★★★☆
202474.5483 of 206776.6%★★★★☆
202382.7326 of 207784.3%★★★★☆
202286.0260 of 208287.5%★★★★☆
202190.1156 of 194892.0%★★★★★
201991.2136 of 208693.5%★★★★★
201894.682 of 203796.0%★★★★★
201791.2143 of 204493.0%★★★★★
201694.985 of 204695.8%★★★★★
201592.5140 of 205293.2%★★★★★
201491.295 of 209395.5%★★★★★
201388.9160 of 216792.6%★★★★★
201284.9148 of 216693.2%★★★★★
201182.7238 of 214788.9%★★★★☆
201083.0213 of 213990.0%★★★★★
200984.9146 of 212093.1%★★★★★
200885.5124 of 209294.1%★★★★★
200780.3282 of 209586.5%★★★★☆
200683.2172 of 208691.8%★★★★★

Disabled

YearAvg scoreStatewide rankIllinois percentileRating
202577.3152 of 104985.5%★★★★☆
202472.9122 of 88686.2%★★★★☆
202352.9314 of 90765.4%★★★☆☆

Female

YearAvg scoreStatewide rankIllinois percentileRating
202587.1203 of 194289.5%★★★★☆
202472.5470 of 194275.8%★★★★☆
202378.8353 of 195782.0%★★★★☆
202284.7257 of 197087.0%★★★★☆
202189.7112 of 168093.3%★★★★★
201990.8130 of 201993.6%★★★★★
201892.991 of 196495.4%★★★★★

Hispanic

YearAvg scoreStatewide rankIllinois percentileRating
202390.352 of 97094.6%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankIllinois percentileRating
202585.5126 of 180093.0%★★★★★
202474.9265 of 179385.2%★★★★☆
202389.593 of 180894.9%★★★★★
202288.086 of 176395.1%★★★★★
202193.327 of 151498.2%★★★★★
201989.760 of 181696.7%★★★★★
201898.58 of 176599.5%★★★★★

Male

YearAvg scoreStatewide rankIllinois percentileRating
202585.2250 of 194787.2%★★★★☆
202473.7449 of 195977.1%★★★★☆
202382.7273 of 198486.2%★★★★☆
202285.1240 of 197787.9%★★★★☆
202185.3178 of 170789.6%★★★★☆
201990.0144 of 201992.9%★★★★★
201894.772 of 197296.3%★★★★★

Special Education

YearAvg scoreStatewide rankIllinois percentileRating
202561.2396 of 129269.3%★★★☆☆
202457.0400 of 119566.5%★★★☆☆
202356.3378 of 115667.3%★★★☆☆
202258.3302 of 111372.9%★★★★☆
202157.9199 of 64068.9%★★★☆☆
201977.9145 of 119487.9%★★★★☆
201895.515 of 76398.0%★★★★★

White

YearAvg scoreStatewide rankIllinois percentileRating
202573.9321 of 138976.9%★★★★☆
202455.8599 of 139257.0%★★★☆☆
202366.2411 of 141971.0%★★★★☆
202272.5309 of 142578.3%★★★★☆
202179.4184 of 130885.9%★★★★☆
201982.0178 of 146287.8%★★★★☆
201887.8101 of 146393.1%★★★★★
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)
Hispanic (2023)95th percentile+10 vs school
Low Socio Economic Status (2025)93rd percentile+5 vs school
Female (2025)90th percentile~ school
Male (2025)87th percentile~ school
Disabled (2025)86th percentile-3 vs school
White (2025)77th percentile-12 vs school
Special Education (2025)69th percentile-19 vs school
By subject vs Illinois (2024-2025) ?
Mathematics72%+33 vs state
English Language Arts70%+17 vs state
Science65%+24 vs state

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Latest Illinois data All new data »
2024–25 school spending dataOct 30, 2025
2024–25 attendance data, dropout rates & graduation ratesOct 30, 2025
2024–25 ACT, IAR, ISA & PreACT Secure test scoresOct 30, 2025
2023–24 school spending dataOct 30, 2024


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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