Koelsch Elementary School (Ranked Bottom 50% for 2025-26)

2015 North Curtis Road
Boise, ID 83706

( shown in map)

Bottom 50%

Serving 318 students in grades Prekindergarten-6, Koelsch Elementary School ranks in the bottom 50% of all schools in Idaho for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 15-19% (which is lower than the Idaho state average of 41%). The percentage of students achieving is 25-29% (which is lower than the Idaho state average of 55%).

The student-teacher ratio of 14:1 is lower than the Idaho state level of 17:1.

Minority enrollment is 48% of the student body (majority Hispanic), which is higher than the Idaho state average of 27% (majority Hispanic).

Quick Facts (2025-26)

Grades: Prekindergarten-6
Enrollment: 318 students
Student-Teacher Ratio: 14:1
Minority Enrollment: 48%
: Bottom 50% in ID
: 15-19% (Btm 50%)
: 25-29% (Btm 50%)
: 30-39% (Btm 50%)
Source: National Center for Education Statistics (NCES), ID Dept. of Education

Top Rankings

Koelsch Elementary School ranks among the top 20% of public schools in Idaho for:

School Overview

Koelsch Elementary School's student population of 318 students has declined by 14% over five school years.

The teacher population of 22 teachers has grown by 10% over five school years.

Grades Offered

Grades Prekindergarten-6
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Koelsch Elementary School
Pre-K	1
Kind	46
1	55
2	48
3	45
4	39
5	45
6	39

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Total Students

318 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Koelsch Elementary School
2023	320
2022	311
2021	252
2020	370
2019	370
2018	415
2017	415
2016	431
2015	455
2014	334
2013	298
2012	295
2011	320
2010	302
2009	394
2008	347
2007	342
2006	336
2005	359
2004	347
2003	369
2002	399
2001	377
2000	360
1999	378
1998	390
1997	430
1996	448
1995	445
1994	439
1993	425
1992	413
1991	420
1990	445
1989	417
1988	416
1987	404

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Gender %

Total Classroom Teachers

22 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Koelsch Elementary School
2023	20
2022	23
2021	18
2020	20
2019	20
2018	24
2017	24
2016	25
2015	24
2014	18
2013	20
2012	20
2011	22
2010	21
2009	22
2008	22
2007	20
2006	21
2005	21
2004	21
2003	21
2002	22
2001	20
2000	20
1999	20
1998	21
1997	25
1996	23
1995	23
1994	20
1993	21
1992	24
1991	22
1990	21
1989	19
1988	18
1987	19

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Year Founded

1905

School Mascot

Koelsch Rams

School Rankings

Koelsch Elementary School ranks within the bottom 50% of all 704 schools in Idaho (based off of combined math and reading proficiency testing data).

The of Koelsch Elementary School is 0.64, which is more than the diversity score at state average of 0.43. The school's diversity has stayed relatively flat over five school years.

This School

State Level (ID)

#662 out of 704 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2011-2023)
Year	Koelsch Elementary School
2023	#662
2022	#649
2021	#674
2019	#605
2018	#599
2017	#595
2016	#588
2015	#552
2013	#488
2012	#530
2011	#522

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15-19%

41%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	17%	41%	44%
2022	22%	42%	46%
2021	7%	40%	42%
2019	23%	45%	47%
2018	20%	44%	47%
2017	18%	42%	44%
2016	22%	42%	46%
2015	26%	40%	45%
2013	77%	81%	82%
2012	72%	80%	81%
2011	72%	80%	82%

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25-29%

55%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2022)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2022	27%	55%	57%
2021	32%	54%	56%
2019	37%	55%	57%
2018	36%	54%	47%
2017	36%	52%	55%
2016	34%	53%	56%
2015	34%	51%	57%
2013	82%	89%	91%
2012	82%	89%	91%
2011	82%	88%	90%
2010	82%	87%	89%

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30-39%

41%

Student-Teacher Ratio

14:1

17:1

View Data

Student-Teacher Ratio Comparison Over Years (1987-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	16:1	17:1	16:1
2022	14:1	17:1	16:1
2021	14:1	17:1	15:1
2020	19:1	19:1	17:1
2019	19:1	19:1	17:1
2018	17:1	19:1	17:1
2017	17:1	18:1	17:1
2016	17:1	19:1	17:1
2015	19:1	19:1	17:1
2014	18:1	19:1	19:1
2013	15:1	19:1	18:1
2012	15:1	17:1	17:1
2011	15:1	17:1	16:1
2010	15:1	18:1	17:1
2009	18:1	18:1	17:1
2008	16:1	17:1	17:1
2007	17:1	18:1	18:1
2006	16:1	18:1	17:1
2005	17:1	18:1	18:1
2004	17:1	18:1	18:1
2003	18:1	18:1	18:1
2002	18:1	18:1	18:1
2001	19:1	18:1	18:1
2000	18:1	18:1	18:1
1999	19:1	18:1	19:1
1998	19:1	18:1	19:1
1997	18:1	18:1	19:1
1996	20:1	19:1	19:1
1995	19:1	19:1	19:1
1994	22:1	19:1	19:1
1993	21:1	19:1	19:1
1992	17:1	19:1	19:1
1991	20:1	20:1	20:1
1990	22:1	20:1	20:1
1989	23:1	21:1	21:1
1988	23:1	21:1	20:1
1987	21:1	21:1	21:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (2005-2022)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2022	1%	1%
2021	1%	1%	1%
2020	2%	1%
2019	2%	1%
2018	1%	1%
2017	1%	1%
2016	2%	1%
2015	1%	1%
2014	1%	1%	1%
2013	1%	1%
2012	2%	1%
2006	1%	2%	1%
2005	1%	2%	1%

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Asian

View Data

Asian Student Percentage Comparison Over Years (2003-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	2%	1%	4%
2022	3%	1%	5%
2021	3%	1%	3%
2020	3%	1%	4%
2019	3%	1%	4%
2018	3%	1%	4%
2017	3%	1%	4%
2016	2%	2%	5%
2015	2%	2%	6%
2014	1%	2%	4%
2013	4%	2%	4%
2012	7%	2%	5%
2011	8%	2%	5%
2010	5%	2%	5%
2009	9%	2%	5%
2008	4%	2%	4%
2007	3%	2%	4%
2006	5%	2%	4%
2005	7%	1%	4%
2004	6%	1%	3%
2003	5%	1%	3%

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Hispanic

27%

20%

View Data

Hispanic Student Percentage Comparison Over Years (2003-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	28%	19%	15%
2022	28%	19%	14%
2021	30%	19%	14%
2020	24%	18%	13%
2019	24%	18%	13%
2018	24%	18%	13%
2017	24%	18%	13%
2016	25%	18%	13%
2015	21%	17%	14%
2014	16%	17%	12%
2013	18%	16%	12%
2012	16%	16%	11%
2011	16%	16%	10%
2010	17%	15%	9%
2009	13%	14%	9%
2008	8%	14%	9%
2007	4%	13%	9%
2006	4%	12%	8%
2005	6%	12%	8%
2004	7%	12%	7%
2003	9%	11%	6%

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Black

13%

View Data

Black Student Percentage Comparison Over Years (2002-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	12%	1%	5%
2022	11%	1%	4%
2021	11%	1%	5%
2020	9%	1%	4%
2019	9%	1%	4%
2018	8%	1%	4%
2017	8%	1%	4%
2016	4%	1%	3%
2015	7%	1%	4%
2014	4%	1%	4%
2013	4%	1%	3%
2012	5%	1%	3%
2011	8%	1%	3%
2010	11%	1%	3%
2009	5%	1%	3%
2008	6%	1%	3%
2007	5%	1%	2%
2005	4%	1%	2%
2004	3%	1%	2%
2003	3%	1%	2%
2002	3%	1%	2%

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White

52%

73%

View Data

White Student Percentage Comparison Over Years (2003-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	53%	74%	72%
2022	53%	74%	73%
2021	48%	74%	74%
2020	57%	75%	75%
2019	57%	75%	75%
2018	57%	76%	76%
2017	57%	76%	76%
2016	62%	76%	77%
2015	65%	77%	73%
2014	73%	77%	77%
2013	69%	78%	78%
2012	68%	78%	79%
2011	66%	78%	80%
2010	67%	80%	82%
2009	73%	81%	83%
2008	82%	81%	83%
2007	88%	82%	85%
2006	84%	84%	85%
2005	82%	84%	85%
2004	82%	84%	87%
2003	83%	86%	89%

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Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2019-2021)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2021	1%	1%
2020	1%	1%	1%
2019	1%	1%	1%

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Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	4%	4%	4%
2022	4%	3%	4%
2021	6%	3%	3%
2020	4%	3%	3%
2019	4%	3%	3%
2018	5%	3%	3%
2017	5%	3%	3%
2016	5%	2%	2%
2015	4%	2%	3%
2014	4%	2%	1%
2013	4%	2%	2%

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All Ethnic Groups

0.64

0.43

View Data

Diversity Score Comparison Over Years (2003-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	0.63	0.42	0.46
2022	0.63	0.42	0.45
2021	0.67	0.42	0.43
2020	0.61	0.41	0.43
2019	0.61	0.41	0.43
2018	0.61	0.39	0.40
2017	0.61	0.39	0.40
2016	0.55	0.39	0.39
2015	0.53	0.38	0.40
2014	0.44	0.38	0.39
2013	0.49	0.37	0.38
2012	0.51	0.37	0.36
2011	0.53	0.37	0.35
2010	0.51	0.34	0.32
2009	0.44	0.33	0.31
2008	0.32	0.32	0.29
2007	0.22	0.31	0.28
2006	0.29	0.29	0.26
2005	0.32	0.28	0.25
2004	0.32	0.28	0.24
2003	0.30	0.25	0.21

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Participates in the

Yes

Eligible for

26%

View Data

Free Lunch Eligibility Comparison Over Years (1991-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	4%	24%	19%
2022	4%	20%	16%
2021	4%	25%	21%
2020	4%	31%	26%
2019	4%	31%	26%
2018	3%	36%	27%
2017	3%	36%	27%
2016	3%	38%	28%
2015	100%	39%	39%
2014	4%	37%	29%
2013	58%	38%	38%
2012	53%	39%	36%
2011	58%	36%	34%
2010	67%	33%	30%
2009	48%	29%	26%
2008	37%	27%	23%
2007	40%	27%	23%
2006	34%	28%	24%
2005	36%	28%	23%
2004	36%	27%	24%
2003	41%	27%	23%
2002	38%	26%	21%
2001	34%	25%	19%
2000	27%	23%	17%
1999	28%	23%	18%
1998	18%	24%	18%
1997	18%	23%	17%
1996	18%	23%	17%
1995	22%	23%	16%
1994	27%	22%	17%
1993	22%	22%	17%
1992	15%	20%	15%
1991	14%	19%	13%

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Eligible for

95%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2002-2023)
Year	Koelsch Elementary School	Idaho	Boise Independent School District
2023	95%	9%	14%
2022	95%	4%	10%
2021	95%	6%	11%
2020	95%	8%	14%
2019	95%	8%	14%
2018	95%	10%	13%
2017	95%	10%	13%
2016	95%	9%	13%
2014	92%	10%	10%
2013	5%	9%	5%
2012	6%	10%	6%
2011	10%	9%	6%
2010	11%	10%	7%
2009	12%	10%	7%
2008	12%	10%	8%
2007	12%	10%	9%
2006	13%	10%	8%
2005	11%	10%	8%
2004	11%	10%	7%
2003	11%	9%	8%
2002	13%	10%	8%

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School Statewide Testing

School District Name

Boise Independent School District

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

School Notes

School Mascot: Koelsch Rams

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Koelsch Elementary School's ranking?

Koelsch Elementary School is ranked #662 out of 704 schools, which ranks it among the bottom 50% of public schools in Idaho.

What schools are Koelsch Elementary School often compared to?

Koelsch Elementary Schoolis often viewed alongside schools like Mountain View Elementary School by visitors of our site.

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

15-19% of students have achieved math proficiency (compared to the 41% ID state average), while 25-29% of students have achieved reading proficiency (compared to the 55% ID state average).

How many students attend Koelsch Elementary School?

318 students attend Koelsch Elementary School.

What is the racial composition of the student body?

52% of Koelsch Elementary School students are White, 27% of students are Hispanic, 13% of students are Black, 4% of students are Two or more races, 2% of students are Asian, and 2% of students are Hawaiian.

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

Koelsch Elementary School has a student ration of 14:1, which is lower than the Idaho state average of 17:1.

What grades does Koelsch Elementary School offer ?

Koelsch Elementary School offers enrollment in grades Prekindergarten-6 (No virtual instruction).

What school district is Koelsch Elementary School part of?

Koelsch Elementary School is part of Boise Independent School District.

In what neighborhood is Koelsch Elementary School located?

Koelsch Elementary School is located in the Winstead Park neighborhood of Boise, ID.