Mill Street Elementary School (Ranked Top 10% for 2026)

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Mill Street Elementary School

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Top 10%

Serving 597 students in grades Kindergarten-5, Mill Street Elementary School ranks in the top 10% of all schools in Illinois for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).

The percentage of students achieving is 55% (which is higher than the Illinois state average of 27%). The percentage of students achieving is 61% (which is higher than the Illinois state average of 30%).

The student-teacher ratio of 13:1 is equal to the Illinois state level of 13:1.

Minority enrollment is 53% of the student body (majority Hispanic and Asian), which is lower than the Illinois state average of 55% (majority Hispanic).

Quick Facts (2026)

Grades: Kindergarten-5
Enrollment: 597 students
Student-Teacher Ratio: 13:1
Minority Enrollment: 53%
: Top 10% in IL
: 55% (Top 10%)
: 61% (Top 10%)
: 70-74% (Top 20%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education

Top Rankings

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

School Overview

Mill Street Elementary School's student population of 597 students has stayed relatively flat over five school years.

The teacher population of 47 teachers has grown by 20% over five school years.

Grades Offered

Grades Kindergarten-5

View Data

Distribution of Students By Grade Trends
Grade	Mill Street Elementary School
Pre-K	2
Kind	95
1	95
2	111
3	100
4	100
5	94

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Total Students

597 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Mill Street Elementary School
2023	590
2022	589
2021	598
2020	644
2019	644
2018	642
2017	642
2016	609
2015	604
2014	622
2013	660
2012	787
2011	774
2010	813
2009	810
2008	779
2007	797
2006	807
2005	773
2004	818
2003	791
2002	810
2001	795
2000	789
1999	767
1998	701
1997	701
1996	668
1995	699
1994	683
1993	685
1992	704
1991	715
1990	705
1989	745
1988	774
1987	772

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Gender %

Total Classroom Teachers

47 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Mill Street Elementary School
2023	47
2022	51
2020	47
2019	47
2018	39
2017	39
2016	39
2015	40
2014	39
2013	58
2012	39
2011	40
2010	41
2009	40
2008	40
2007	44
2006	38
2005	36
2004	34
2003	39
2002	39
2001	40
2000	38
1999	36
1998	34
1997	32
1996	34
1995	37
1994	35
1993	35
1992	39
1991	38
1990	37

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School Rankings

Mill Street Elementary School ranks within the top 10% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).

The of Mill Street Elementary School is 0.71, 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)

#201 out of 3542 schools
(Top 10%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Mill Street Elementary School
2023	#201
2022	#155
2021	#153
2019	#181
2018	#225
2017	#491
2016	#395
2015	#357
2014	#757
2013	#668
2012	#1278

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55%

27%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	55%	27%	58%
2021	52%	28%	51%
2019	66%	33%	64%
2018	66%	32%	65%
2017	60%	32%	63%
2016	60%	31%	62%
2015	58%	29%	59%
2014	70%	59%	83%
2013	73%	58%	80%
2012	90%	80%	91%
2011	91%	80%	92%

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61%

30%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2022	61%	30%	63%
2021	59%	32%	58%
2019	66%	38%	72%
2018	62%	37%	65%
2017	51%	38%	69%
2016	53%	36%	67%
2015	55%	38%	67%
2014	73%	57%	80%
2013	74%	58%	80%
2012	84%	75%	89%
2011	86%	75%	90%

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70-74%

50%

Student-Teacher Ratio

13:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	13:1	14:1	14:1
2022	12:1	14:1	14:1
2020	14:1	15:1	15:1
2019	14:1	15:1	15:1
2018	16:1	16:1	15:1
2017	16:1	15:1	15:1
2016	16:1	16:1	15:1
2015	15:1	16:1	15:1
2014	16:1	16:1	16:1
2013	11:1	13:1	12:1
2012	20:1	16:1	17:1
2011	19:1	16:1	17:1
2010	20:1	16:1	17:1
2009	20:1	16:1	17:1
2008	19:1	18:1	19:1
2007	18:1	17:1	18:1
2006	21:1	16:1	17:1
2005	21:1	16:1	18:1
2004	24:1	17:1	18:1
2003	20:1	16:1	18:1
2002	21:1	16:1	18:1
2001	20:1	16:1	17:1
2000	21:1	16:1	18:1
1999	21:1	16:1	18:1
1998	21:1	17:1	18:1
1997	22:1	17:1	19:1
1996	20:1	17:1	19:1
1995	19:1	17:1	18:1
1994	19:1	18:1	18:1
1993	20:1	18:1	18:1
1992	18:1	17:1	18:1
1991	19:1	17:1	18:1
1990	19:1	18:1	18:1

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American Indian

n/a

Asian

17%

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	15%	6%	18%
2022	14%	5%	18%
2021	14%	5%	18%
2020	18%	5%	17%
2019	18%	5%	17%
2018	12%	5%	16%
2017	12%	5%	16%
2016	13%	5%	17%
2015	14%	6%	16%
2014	13%	5%	15%
2013	15%	5%	16%
2012	15%	4%	16%
2011	16%	5%	15%
2010	19%	5%	16%
2009	19%	5%	16%
2008	21%	5%	15%
2007	20%	5%	15%
2006	19%	5%	14%
2005	18%	5%	12%
2004	16%	4%	14%
2003	16%	4%	13%
2002	16%	4%	13%
2001	14%	4%	12%
2000	14%	3%	12%
1999	10%	3%	11%
1998	6%	3%	11%
1997	6%	3%	9%
1996	6%	3%	10%
1995	6%	3%	9%
1994	7%	3%	8%
1993	7%	3%	7%
1992	7%	3%	7%
1991	8%	3%	6%

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Hispanic

19%

28%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	18%	27%	12%
2022	19%	27%	12%
2021	19%	27%	11%
2020	20%	26%	11%
2019	20%	26%	11%
2018	20%	26%	11%
2017	20%	26%	11%
2016	21%	26%	10%
2015	19%	25%	10%
2014	17%	25%	9%
2013	15%	24%	9%
2012	15%	24%	8%
2011	14%	23%	8%
2010	11%	22%	6%
2009	11%	22%	5%
2008	11%	21%	5%
2007	11%	20%	4%
2006	10%	19%	3%
2005	10%	18%	4%
2004	8%	18%	3%
2003	8%	17%	3%
2002	5%	16%	3%
2001	6%	15%	3%
2000	5%	15%	2%
1999	3%	14%	2%
1998	2%	13%	1%
1997	1%	13%	1%
1996	1%	12%	1%
1995	2%	12%	1%
1994	2%	11%	1%
1993	2%	11%	1%
1992	2%	10%	1%
1991	2%	10%	1%

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Black

10%

17%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	9%	17%	5%
2022	8%	17%	5%
2021	8%	17%	5%
2020	7%	17%	5%
2019	7%	17%	5%
2018	9%	17%	5%
2017	9%	17%	5%
2016	8%	17%	4%
2015	8%	17%	4%
2014	8%	17%	5%
2013	8%	18%	5%
2012	11%	18%	5%
2011	12%	18%	5%
2010	10%	20%	5%
2009	12%	20%	5%
2008	9%	20%	4%
2007	10%	20%	4%
2006	9%	20%	3%
2005	7%	20%	3%
2004	8%	21%	3%
2003	6%	21%	3%
2002	5%	21%	3%
2001	5%	21%	2%
2000	5%	21%	2%
1999	4%	21%	2%
1998	5%	21%	2%
1997	4%	20%	3%
1996	4%	21%	2%
1995	3%	20%	2%
1994	3%	21%	2%
1993	3%	21%	2%
1992	4%	21%	2%
1991	3%	21%	2%

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White

47%

45%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	51%	45%	59%
2022	53%	47%	60%
2021	53%	47%	61%
2020	50%	48%	63%
2019	50%	48%	63%
2018	55%	49%	64%
2017	55%	49%	64%
2016	54%	49%	65%
2015	56%	49%	66%
2014	58%	50%	67%
2013	57%	50%	67%
2012	53%	51%	68%
2011	53%	51%	69%
2010	60%	53%	73%
2009	58%	53%	74%
2008	59%	54%	76%
2007	59%	55%	77%
2006	62%	56%	80%
2005	65%	57%	81%
2004	68%	57%	80%
2003	70%	58%	81%
2002	74%	59%	81%
2001	75%	60%	83%
2000	76%	61%	84%
1999	83%	62%	85%
1998	87%	63%	86%
1997	89%	64%	87%
1996	89%	64%	87%
1995	89%	65%	88%
1994	88%	65%	89%
1993	88%	65%	90%
1992	87%	66%	90%
1991	87%	66%	91%

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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	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	7%	4%	6%
2022	6%	4%	5%
2021	6%	4%	5%
2020	5%	4%	4%
2019	5%	4%	4%
2018	4%	3%	4%
2017	4%	3%	4%
2016	4%	3%	4%
2015	3%	3%	4%
2014	4%	3%	4%
2013	5%	3%	3%

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All Ethnic Groups

0.71

0.69

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	0.68	0.70	0.60
2022	0.66	0.68	0.60
2021	0.66	0.68	0.59
2020	0.68	0.68	0.57
2019	0.68	0.68	0.57
2018	0.64	0.67	0.55
2017	0.64	0.67	0.55
2016	0.65	0.67	0.54
2015	0.63	0.67	0.53
2014	0.62	0.66	0.53
2013	0.63	0.66	0.52
2012	0.67	0.65	0.50
2011	0.66	0.66	0.50
2010	0.59	0.64	0.44
2009	0.61	0.64	0.43
2008	0.60	0.64	0.40
2007	0.60	0.63	0.39
2006	0.57	0.61	0.36
2005	0.54	0.61	0.32
2004	0.50	0.60	0.35
2003	0.48	0.59	0.34
2002	0.43	0.59	0.32
2001	0.42	0.58	0.30
2000	0.40	0.57	0.28
1999	0.31	0.56	0.27
1998	0.25	0.56	0.25
1997	0.22	0.54	0.24
1996	0.22	0.53	0.23
1995	0.22	0.53	0.22
1994	0.22	0.52	0.20
1993	0.22	0.52	0.19
1992	0.23	0.52	0.18
1991	0.23	0.52	0.18

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Eligible for

28%

43%

View Data

Free Lunch Eligibility Comparison Over Years (2011-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	28%	43%	13%
2022	28%	43%	13%
2021	28%	44%	13%
2020	21%	47%	12%
2019	21%	47%	12%
2018	25%	46%	12%
2017	25%	46%	12%
2016	27%	47%	13%
2015	29%	52%	15%
2014	21%	47%	11%
2013	21%	45%	11%
2012	10%	21%	4%
2011	19%	39%	9%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2012-2023)
Year	Mill Street Elementary School	Illinois	Naperville Community Unit School District 203
2023	6%	4%	3%
2022	6%	4%	3%
2021	6%	4%	3%
2020	5%	2%	3%
2019	5%	2%	3%
2018	5%	4%	3%
2017	5%	4%	3%
2016	1%	3%
2014	2%	3%	2%
2013	3%	5%	2%
2012	12%	27%	7%

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School Statewide Testing

School District Name

Naperville Community Unit School District 203

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

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Mill Street Elementary School's ranking?

Mill Street Elementary School is ranked #201 out of 3,542 schools, which ranks it among the top 10% of public schools in Illinois.

What schools are Mill Street Elementary School often compared to?

Mill Street Elementary Schoolis often viewed alongside schools like Brookdale Elementary School by visitors of our site.

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

55% of students have achieved math proficiency (compared to the 27% IL state average), while 61% of students have achieved reading proficiency (compared to the 30% IL state average).

How many students attend Mill Street Elementary School?

597 students attend Mill Street Elementary School.

What is the racial composition of the student body?

47% of Mill Street Elementary School students are White, 19% of students are Hispanic, 17% of students are Asian, 10% of students are Black, and 7% of students are Two or more races.

What is the student-teacher ratio of Mill Street Elementary School?

Mill Street Elementary School has a student ration of 13:1, which is equal to the Illinois state average of 13:1.

What grades does Mill Street Elementary School offer ?

Mill Street Elementary School offers enrollment in grades Kindergarten-5

What school district is Mill Street Elementary School part of?

Mill Street Elementary School is part of Naperville Community Unit School District 203.

In what neighborhood is Mill Street Elementary School located?

Mill Street Elementary School is located in the Naperville Park District neighborhood of Naperville, IL. There are 35 other public schools located in Naperville Park District.

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Quick Facts (2026)

Grades: Kindergarten-5
Enrollment: 597 students
Student-Teacher Ratio: 13:1
Minority Enrollment: 53%
: Top 10%
: 55% (Top 10%)
: 61% (Top 10%)
: 70-74% (Top 20%)
Source: National Center for Education Statistics (NCES), IL Dept. of Education