Jefferson Elementary School (Ranked Top 50% for 2025-26)

211 Mccormick Dr
Dekalb, IL 60115

( shown in map)

Top 50%

jefferson.d428.org

Serving 321 students in grades Kindergarten-5, Jefferson Elementary School ranks in the top 50% of all schools in Illinois for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).

The percentage of students achieving is 30-34% (which is higher than the Illinois state average of 27%). The percentage of students achieving is 25-29% (which is lower than the Illinois state average of 30%).

The student-teacher ratio of 12:1 is lower than the Illinois state level of 13:1.

Minority enrollment is 65% of the student body (majority Black), which is higher than the Illinois state average of 55% (majority Hispanic and Black).

Quick Facts (2025-26)

Grades: Kindergarten-5
Enrollment: 321 students
Student-Teacher Ratio: 12:1
Minority Enrollment: 65%
: Top 50% in IL
: 30-34% (Top 30%)
: 25-29% (Top 50%)
: 50-59% (Top 50%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education

Top Rankings

Jefferson Elementary School ranks among the top 20% of public schools in Illinois for:

School Overview

Jefferson Elementary School's student population of 321 students has stayed relatively flat over five school years.

The teacher population of 27 teachers has grown by 28% over five school years.

Grades Offered

Grades Kindergarten-5

View Data

Distribution of Students By Grade Trends
Grade	Jefferson Elementary School
Kind	38
1	55
2	72
3	52
4	51
5	53

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Total Students

321 students

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Total Students Trends Over Years (1987-2023)
Year	Jefferson Elementary School
2023	319
2022	317
2021	298
2020	315
2019	315
2018	325
2017	325
2016	315
2015	294
2014	321
2013	318
2012	328
2011	316
2010	351
2009	404
2008	372
2007	374
2006	380
2005	365
2004	333
2003	339
2002	346
2001	318
2000	313
1999	447
1998	457
1997	452
1996	471
1995	449
1994	443
1993	443
1992	448
1991	438
1990	422
1989	395
1988	395
1987	451

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Gender %

Total Classroom Teachers

27 teachers

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Total Classroom Teachers Trends Over Years (1990-2023)
Year	Jefferson Elementary School
2023	23
2022	23
2020	21
2019	21
2018	20
2017	20
2016	17
2015	18
2014	20
2013	31
2012	18
2011	18
2010	24
2009	27
2008	25
2007	26
2006	24
2005	24
2004	25
2003	25
2002	24
2001	23
2000	21
1999	25
1998	26
1997	25
1996	24
1995	24
1994	25
1993	24
1992	23
1991	21
1990	20

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Year Founded

1903

School Calendar

View School Calendar

Last Day of School

Mon. May 25, 2026

School Mascot

Jaguars

School Rankings

Jefferson Elementary School ranks within the top 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).

The of Jefferson Elementary School is 0.73, which is more than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.

This School

State Level (IL)

#1314 out of 3542 schools
(Top 50%)

View Data

Overall School Rank Trends Over Years (2011-2023)
Year	Jefferson Elementary School
2023	#1314
2022	#1949
2021	#2641
2019	#1853
2018	#1821
2017	#2129
2016	#2336
2015	#1146
2013	#2015
2012	#1679
2011	#1671

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30-34%

27%

View Data

Math Proficiency Comparison Over Years (2010-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	32%	27%	13%
2021	12%	28%	11%
2019	27%	33%	20%
2018	27%	32%	18%
2017	22%	32%	20%
2016	22%	31%	23%
2015	37%	29%	21%
2013	52%	58%	53%
2012	87%	80%	80%
2011	87%	80%	82%
2010	82%	80%	81%

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25-29%

30%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2022	27%	30%	16%
2021	12%	32%	16%
2019	32%	38%	22%
2018	32%	37%	18%
2017	32%	38%	25%
2016	22%	36%	27%
2015	37%	38%	29%
2014	62%	57%	55%
2013	57%	58%	58%
2012	77%	75%	74%
2011	77%	75%	76%

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50-59%

50%

Student-Teacher Ratio

12:1

13:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	14:1	14:1	16:1
2022	14:1	14:1	16:1
2020	15:1	15:1	17:1
2019	15:1	15:1	17:1
2018	16:1	16:1	17:1
2017	16:1	15:1	17:1
2016	19:1	16:1	19:1
2015	16:1	16:1	17:1
2014	16:1	16:1	18:1
2013	10:1	13:1	12:1
2012	18:1	16:1	18:1
2011	18:1	16:1	18:1
2010	15:1	16:1	17:1
2009	15:1	16:1	16:1
2008	15:1	18:1	19:1
2007	14:1	17:1	18:1
2006	16:1	16:1	16:1
2005	15:1	16:1	17:1
2004	13:1	17:1	17:1
2003	14:1	16:1	16:1
2002	14:1	16:1	16:1
2001	14:1	16:1	16:1
2000	15:1	16:1	16:1
1999	18:1	16:1	17:1
1998	18:1	17:1	17:1
1997	18:1	17:1	17:1
1996	20:1	17:1	18:1
1995	19:1	17:1	17:1
1994	18:1	18:1	17:1
1993	18:1	18:1	18:1
1992	19:1	17:1	18:1
1991	21:1	17:1	18:1
1990	21:1	18:1	19:1

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American Indian

n/a

Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	3%	6%	1%
2022	6%	5%	2%
2021	7%	5%	2%
2020	10%	5%	3%
2019	10%	5%	3%
2018	5%	5%	1%
2017	5%	5%	1%
2016	7%	5%	2%
2015	7%	6%	1%
2014	8%	5%	3%
2013	7%	5%	3%
2012	7%	4%	2%
2011	4%	5%	3%
2010	5%	5%	4%
2009	6%	5%	4%
2008	6%	5%	4%
2007	5%	5%	3%
2006	6%	5%	2%
2005	4%	5%	3%
2004	4%	4%	3%
2003	6%	4%	3%
2002	5%	4%	3%
2001	3%	4%	3%
2000	7%	3%	2%
1999	3%	3%	3%
1998	7%	3%	3%
1997	4%	3%	3%
1996	11%	3%	4%
1995	10%	3%	4%
1994	12%	3%	4%
1993	13%	3%	4%
1992	11%	3%	4%
1991	12%	3%	4%

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Hispanic

20%

28%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	20%	27%	30%
2022	18%	27%	29%
2021	18%	27%	29%
2020	22%	26%	28%
2019	22%	26%	28%
2018	28%	26%	27%
2017	28%	26%	27%
2016	28%	26%	27%
2015	28%	25%	25%
2014	34%	25%	23%
2013	36%	24%	22%
2012	31%	24%	22%
2011	31%	23%	21%
2010	26%	22%	21%
2009	23%	22%	20%
2008	20%	21%	18%
2007	19%	20%	18%
2006	19%	19%	16%
2005	15%	18%	15%
2004	15%	18%	14%
2003	17%	17%	14%
2002	17%	16%	13%
2001	17%	15%	12%
2000	12%	15%	11%
1999	9%	14%	10%
1998	8%	13%	9%
1997	8%	13%	9%
1996	9%	12%	9%
1995	6%	12%	7%
1994	5%	11%	6%
1993	6%	11%	6%
1992	5%	10%	6%
1991	4%	10%	5%

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Black

32%

17%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	32%	17%	27%
2022	31%	17%	26%
2021	24%	17%	24%
2020	17%	17%	20%
2019	17%	17%	20%
2018	13%	17%	18%
2017	13%	17%	18%
2016	17%	17%	17%
2015	15%	17%	17%
2014	15%	17%	16%
2013	13%	18%	15%
2012	12%	18%	14%
2011	9%	18%	13%
2010	17%	20%	14%
2009	20%	20%	13%
2008	22%	20%	13%
2007	15%	20%	11%
2006	16%	20%	9%
2005	18%	20%	11%
2004	29%	21%	11%
2003	30%	21%	10%
2002	27%	21%	10%
2001	23%	21%	9%
2000	22%	21%	8%
1999	28%	21%	8%
1998	24%	21%	8%
1997	22%	20%	7%
1996	17%	21%	7%
1995	15%	20%	7%
1994	12%	21%	6%
1993	11%	21%	7%
1992	13%	21%	6%
1991	13%	21%	7%

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White

35%

45%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	38%	45%	36%
2022	38%	47%	37%
2021	46%	47%	40%
2020	46%	48%	44%
2019	46%	48%	44%
2018	51%	49%	49%
2017	51%	49%	49%
2016	47%	49%	50%
2015	47%	49%	53%
2014	41%	50%	54%
2013	42%	50%	56%
2012	46%	51%	58%
2011	52%	51%	59%
2010	50%	53%	61%
2009	50%	53%	63%
2008	52%	54%	65%
2007	61%	55%	68%
2006	59%	56%	73%
2005	63%	57%	70%
2004	52%	57%	72%
2003	47%	58%	73%
2002	51%	59%	74%
2001	57%	60%	76%
2000	59%	61%	79%
1999	60%	62%	79%
1998	61%	63%	80%
1997	66%	64%	81%
1996	63%	64%	80%
1995	69%	65%	82%
1994	71%	65%	84%
1993	70%	65%	83%
1992	71%	66%	84%
1991	71%	66%	84%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	7%	4%	6%
2022	7%	4%	6%
2021	5%	4%	5%
2020	5%	4%	5%
2019	5%	4%	5%
2018	3%	3%	5%
2017	3%	3%	5%
2016	1%	3%	4%
2015	3%	3%	4%
2014	2%	3%	4%
2013	2%	3%	4%

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All Ethnic Groups

0.73

0.69

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	0.71	0.70	0.72
2022	0.73	0.68	0.71
2021	0.70	0.68	0.71
2020	0.71	0.68	0.69
2019	0.71	0.68	0.69
2018	0.65	0.67	0.66
2017	0.65	0.67	0.66
2016	0.67	0.67	0.65
2015	0.68	0.67	0.63
2014	0.69	0.66	0.63
2013	0.68	0.66	0.62
2012	0.68	0.65	0.60
2011	0.63	0.66	0.59
2010	0.69	0.64	0.55
2009	0.69	0.64	0.53
2008	0.66	0.64	0.52
2007	0.60	0.63	0.49
2006	0.61	0.61	0.46
2005	0.56	0.61	0.47
2004	0.63	0.60	0.44
2003	0.66	0.59	0.44
2002	0.64	0.59	0.43
2001	0.60	0.58	0.40
2000	0.59	0.57	0.38
1999	0.56	0.56	0.36
1998	0.56	0.56	0.35
1997	0.51	0.54	0.34
1996	0.56	0.53	0.35
1995	0.49	0.53	0.31
1994	0.47	0.52	0.30
1993	0.48	0.52	0.30
1992	0.47	0.52	0.28
1991	0.47	0.52	0.27

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Eligible for

47%

43%

View Data

Free Lunch Eligibility Comparison Over Years (2003-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	47%	43%	46%
2022	47%	43%	46%
2021	50%	44%	47%
2020	46%	47%	53%
2019	46%	47%	53%
2018	46%	46%	51%
2017	46%	46%	51%
2016	54%	47%	55%
2015	57%	52%	54%
2014	50%	47%	48%
2013	45%	45%	45%
2012	24%	21%	23%
2011	43%	39%	40%
2010	44%	37%	34%
2009	31%	33%	28%
2008	33%	32%	26%
2007	28%	32%	24%
2006	29%	32%	26%
2005	27%	32%	23%
2004	33%	31%	23%
2003	40%	30%	22%

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Eligible for

12%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2002-2023)
Year	Jefferson Elementary School	Illinois	Dekalb CUSD 428 School District
2023	12%	4%	6%
2022	12%	4%	6%
2021	12%	4%	6%
2020	7%	2%	7%
2019	7%	2%	7%
2018	11%	4%	6%
2017	11%	4%	6%
2015	2%	2%	2%
2014	8%	3%	5%
2013	16%	5%	8%
2012	29%	27%	28%
2011	8%	5%	5%
2010	6%	6%	6%
2009	6%	6%	5%
2008	6%	6%	6%
2007	4%	6%	4%
2006	4%	6%	4%
2005	5%	5%	4%
2004	1%	5%	4%
2003	4%	5%	5%
2002	3%	5%	5%

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School Statewide Testing

View Education Department Test Scores

School District Name

Dekalb CUSD 428 School District

Source: National Center for Education Statistics (NCES), IL Dept. of Education

School Notes

School Mascot: Jaguars

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Jefferson Elementary School's ranking?

Jefferson Elementary School is ranked #1314 out of 3,542 schools, which ranks it among the top 50% of public schools in Illinois.

What schools are Jefferson Elementary School often compared to?

Jefferson Elementary Schoolis often viewed alongside schools like Littlejohn Elementary School, Lincoln Elementary School, Gwendolyn Brooks Elementary School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

30-34% of students have achieved math proficiency (compared to the 27% IL state average), while 25-29% of students have achieved reading proficiency (compared to the 30% IL state average).

How many students attend Jefferson Elementary School?

321 students attend Jefferson Elementary School.

What is the racial composition of the student body?

35% of Jefferson Elementary School students are White, 32% of students are Black, 20% of students are Hispanic, 9% of students are Two or more races, and 4% of students are Asian.

What is the student-teacher ratio of Jefferson Elementary School?

Jefferson Elementary School has a student ration of 12:1, which is lower than the Illinois state average of 13:1.

What grades does Jefferson Elementary School offer ?

Jefferson Elementary School offers enrollment in grades Kindergarten-5

What school district is Jefferson Elementary School part of?

Jefferson Elementary School is part of Dekalb CUSD 428 School District.