Grinnell Community Senior High School (Ranked Top 50% for 2025-26)

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Grinnell Community Senior High School

1333 Sunset St
Grinnell, IA 50112

( shown in map)

Top 50%

Serving 486 students in grades 9-12, Grinnell Community Senior High School ranks in the top 50% of all schools in Iowa for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).

The percentage of students achieving is 76% (which is higher than the Iowa state average of 68%). The percentage of students achieving is 76% (which is higher than the Iowa state average of 70%).

The student-teacher ratio of 15:1 is higher than the Iowa state level of 14:1.

Minority enrollment is 11% of the student body (majority Hispanic), which is lower than the Iowa state average of 29% (majority Hispanic).

Quick Facts (2025-26)

Grades: 9-12
Enrollment: 486 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 11%
: 85-89% (Btm 50% in IA)
: Top 50%
: 76% (Top 50%)
: 76% (Top 50%)
: 70-74% (Top 30%)
Source: National Center for Education Statistics (NCES), IA Dept. of Education

School Overview

Grinnell Community Senior High School's student population of 486 students has stayed relatively flat over five school years.

The teacher population of 33 teachers has declined by 10% over five school years.

Grades Offered

Grades 9-12
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Grinnell Community Senior High School
9	140
10	129
11	105
12	112

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Total Students

486 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Grinnell Community Senior High School
2023	471
2022	452
2021	489
2020	510
2019	510
2018	523
2017	523
2016	522
2015	517
2014	524
2013	561
2012	570
2011	572
2010	575
2009	558
2008	557
2007	577
2006	566
2005	562
2004	541
2003	504
2002	549
2001	573
2000	554
1999	589
1998	571
1997	563
1996	552
1995	547
1994	513
1993	493
1992	487
1991	474
1990	501
1989	513
1988	599
1987	623

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Gender %

Total Classroom Teachers

33 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Grinnell Community Senior High School
2023	34
2022	34
2021	37
2020	37
2019	37
2018	38
2017	38
2016	38
2015	36
2014	36
2013	37
2012	37
2011	37
2010	37
2009	37
2008	38
2007	35
2006	37
2005	38
2004	37
2003	42
2002	42
2001	42
2000	42
1999	60
1998	41
1997	45
1996	43
1995	42
1994	41
1993	41
1992	43
1991	42
1990	42
1989	44
1988	45
1987	45

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School Calendar

School Rankings

Grinnell Community Senior High School ranks within the top 50% of all 1,223 schools in Iowa (based off of combined math and reading proficiency testing data).

The of Grinnell Community Senior High School is 0.21, which is less than the diversity score at state average of 0.47. The school's diversity has stayed relatively flat over five school years.

This School

State Level (IA)

#490 out of 1223 schools
(Top 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Grinnell Community Senior High School
2023	#490
2022	#434
2021	#122
2019	#142
2018	#99
2017	#46
2016	#337
2015	#296
2014	#152
2013	#64
2012	#102

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76%

68%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	76%	68%	78%
2022	72%	64%	75%
2021	77%	64%	76%
2019	82%	69%	79%
2018	87%	76%	85%
2017	92%	77%	84%
2016	82%	78%	84%
2015	87%	79%	86%
2014	87%	79%	88%
2013	87%	77%	87%
2012	87%	76%	84%

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76%

70%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2022	76%	70%	77%
2021	83%	68%	79%
2019	82%	68%	76%
2018	87%	74%	85%
2017	87%	75%	80%
2016	87%	75%	82%
2015	82%	76%	83%
2014	87%	76%	89%
2013	92%	72%	85%
2012	87%	71%	78%
2011	82%	76%	84%

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70-74%

63%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2022	72%	63%	71%
2021	77%	60%	67%

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Student-Teacher Ratio

15:1

14:1

View Data

Student-Teacher Ratio Comparison Over Years (1987-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	14:1	14:1	14:1
2022	13:1	14:1	13:1
2021	13:1	14:1	13:1
2020	14:1	14:1	14:1
2019	14:1	14:1	14:1
2018	14:1	14:1	13:1
2017	14:1	14:1	13:1
2016	14:1	14:1	14:1
2015	14:1	14:1	14:1
2014	15:1	14:1	14:1
2013	15:1	14:1	14:1
2012	15:1	14:1	15:1
2011	15:1	14:1	15:1
2010	16:1	13:1	15:1
2009	15:1	13:1	14:1
2008	15:1	13:1	14:1
2007	16:1	14:1	15:1
2006	15:1	13:1	15:1
2005	15:1	13:1	14:1
2004	15:1	13:1	14:1
2003	12:1	13:1	12:1
2002	13:1	13:1	12:1
2001	14:1	14:1	13:1
2000	13:1	14:1	13:1
1999	10:1	14:1	12:1
1998	14:1	14:1	13:1
1997	13:1	15:1	13:1
1996	13:1	15:1	14:1
1995	13:1	15:1	14:1
1994	13:1	15:1	14:1
1993	12:1	15:1	13:1
1992	11:1	15:1	14:1
1991	11:1	15:1	14:1
1990	12:1	15:1	14:1
1989	12:1	17:1	14:1
1988	13:1	15:1	14:1
1987	14:1	16:1	15:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (2002-2020)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2020	1%	1%	1%
2019	1%	1%	1%
2010	1%	1%	1%
2009	1%	1%	1%
2008	1%	1%	1%
2007	1%	1%	1%
2006	1%	1%	1%
2005	1%	1%	1%
2004	1%	1%	2%
2003	1%	1%	2%
2002	2%	1%	1%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1992-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	1%	2%	1%
2022	1%	3%	1%
2020	2%	3%	1%
2019	2%	3%	1%
2018	2%	2%	2%
2017	2%	2%	2%
2016	3%	2%	2%
2015	3%	3%	2%
2014	2%	3%	2%
2013	1%	3%	2%
2012	1%	2%	2%
2011	1%	2%	2%
2010	1%	2%	1%
2009	1%	2%	2%
2008	1%	2%	1%
2007	1%	2%	1%
2006	2%	2%	2%
2005	1%	2%	1%
2004	1%	2%	1%
2003	2%	2%	2%
2002	2%	2%	2%
2001	3%	2%	2%
2000	3%	1%	2%
1999	3%	2%	2%
1998	3%	2%	3%
1997	2%	2%	1%
1996	3%	2%	2%
1995	2%	2%	2%
1994	2%	2%	2%
1993	2%	1%	2%
1992	2%	1%	2%

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Hispanic

13%

View Data

Hispanic Student Percentage Comparison Over Years (1989-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	4%	13%	5%
2022	4%	12%	5%
2021	4%	12%	4%
2020	4%	11%	3%
2019	4%	11%	3%
2018	6%	11%	4%
2017	6%	11%	4%
2016	5%	10%	3%
2015	5%	11%	4%
2014	3%	10%	3%
2013	3%	9%	3%
2012	3%	9%	4%
2011	3%	9%	4%
2010	3%	8%	3%
2009	3%	7%	2%
2008	2%	7%	3%
2007	2%	6%	3%
2006	1%	5%	2%
2005	2%	5%	2%
2004	2%	5%	2%
2003	1%	4%	1%
2002	1%	4%	1%
2000	1%	2%	1%
1999	1%	3%	1%
1998	1%	3%	1%
1994	1%	2%	1%
1993	1%	2%	1%
1992	1%	1%	1%
1991	1%	1%	1%
1990	1%	1%	1%
1989	1%	1%

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Black

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	2%	7%	2%
2022	1%	7%	2%
2021	1%	7%	2%
2020	1%	6%	2%
2019	1%	6%	2%
2018	1%	6%	1%
2017	1%	6%	1%
2016	1%	6%	1%
2015	1%	5%	1%
2014	2%	5%	1%
2013	2%	5%	1%
2012	2%	5%	2%
2011	2%	5%	2%
2010	3%	5%	2%
2009	3%	6%	3%
2008	3%	6%	2%
2007	2%	5%	2%
2006	1%	4%	2%
2005	2%	5%	2%
2004	1%	4%	1%
2003	1%	4%	1%
2002	1%	4%	1%
2001	1%	4%	2%
2000	1%	3%	1%
1999	1%	4%	1%
1998	1%	3%	1%
1997	1%	3%	1%
1996	1%	3%	1%
1995	1%	3%	1%
1994	1%	3%	1%
1993	1%	3%	1%

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White

89%

71%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	90%	72%	88%
2022	89%	73%	88%
2021	88%	74%	88%
2020	87%	75%	88%
2019	87%	75%	88%
2018	88%	77%	89%
2017	88%	77%	89%
2016	89%	78%	90%
2015	89%	78%	90%
2014	91%	79%	91%
2013	91%	80%	90%
2012	92%	81%	90%
2011	93%	81%	90%
2010	90%	82%	91%
2009	92%	84%	92%
2008	92%	84%	93%
2007	94%	86%	93%
2006	95%	88%	93%
2005	94%	87%	94%
2004	95%	88%	94%
2003	95%	89%	94%
2002	94%	89%	95%
2001	95%	89%	94%
2000	94%	94%	95%
1999	94%	91%	95%
1998	95%	92%	95%
1997	97%	93%	97%
1996	96%	93%	97%
1995	97%	93%	97%
1994	96%	93%	96%
1993	96%	94%	96%
1992	97%	95%	96%
1991	96%	95%	95%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2011-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	3%	5%	3%
2022	5%	5%	3%
2021	6%	4%	4%
2020	5%	4%	5%
2019	5%	4%	5%
2018	3%	4%	4%
2017	3%	4%	4%
2016	2%	4%	4%
2015	2%	3%	3%
2014	1%	3%	2%
2013	2%	3%	3%
2012	1%	3%	1%
2011	1%	2%	2%

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All Ethnic Groups

0.21

0.47

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	0.19	0.46	0.22
2022	0.21	0.45	0.22
2021	0.22	0.43	0.22
2020	0.24	0.42	0.22
2019	0.24	0.42	0.22
2018	0.22	0.39	0.20
2017	0.22	0.39	0.20
2016	0.21	0.38	0.18
2015	0.21	0.38	0.19
2014	0.17	0.37	0.18
2013	0.17	0.35	0.19
2012	0.15	0.34	0.20
2011	0.13	0.34	0.18
2010	0.19	0.32	0.17
2009	0.14	0.29	0.14
2008	0.15	0.28	0.14
2007	0.12	0.26	0.13
2006	0.10	0.23	0.13
2005	0.11	0.24	0.12
2004	0.10	0.22	0.11
2003	0.10	0.21	0.11
2002	0.11	0.20	0.10
2001	0.10	0.20	0.11
2000	0.11	0.15	0.09
1999	0.11	0.16	0.10
1998	0.10	0.15	0.09
1997	0.06	0.13	0.07
1996	0.08	0.13	0.07
1995	0.06	0.13	0.07
1994	0.07	0.13	0.07
1993	0.08	0.11	0.08
1992	0.06	0.10	0.07
1991	0.08	0.10	0.07

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85-89%

90%

View Data

Graduation Rate Comparison Over Years (2013-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	87%	90%	87%
2022	92%	90%	92%
2021	92%	87%	92%
2020	92%	89%	92%
2019	87%	88%	87%
2018	92%	89%	92%
2017	87%	89%	87%
2016	92%	88%	92%
2015	87%	88%	87%
2014	87%	89%	87%
2013	95%	87%	95%

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Participates in the

Yes

Eligible for

27%

36%

View Data

Free Lunch Eligibility Comparison Over Years (1991-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	25%	36%	28%
2022	24%	35%	25%
2021	23%	35%	26%
2020	25%	36%	29%
2019	25%	36%	29%
2018	21%	34%	26%
2017	21%	34%	26%
2016	21%	34%	28%
2015	22%	34%	27%
2014	23%	34%	28%
2013	22%	34%	28%
2012	24%	33%	28%
2011	22%	31%	28%
2010	23%	29%	25%
2009	18%	26%	23%
2008	16%	26%	20%
2007	14%	24%	18%
2006	14%	25%	19%
2005	16%	23%	19%
2004	15%	22%	19%
2003	17%	21%	20%
2002	16%	19%	19%
2001	18%	19%	19%
2000	13%	19%	18%
1999	14%	20%	18%
1998	17%	21%	18%
1997	11%	20%	17%
1996	8%	20%	16%
1995	11%	20%	17%
1994	11%	19%	17%
1993	11%	19%	16%
1992	11%	18%	15%
1991	11%	17%	15%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2023)
Year	Grinnell Community Senior High School	Iowa	Grinnell-Newburg Community School District
2023	5%	6%	5%
2022	3%	5%	5%
2021	3%	6%	4%
2020	6%	7%	6%
2019	6%	7%	6%
2018	6%	7%	6%
2017	6%	7%	6%
2016	6%	7%	6%
2015	9%	7%	9%
2014	8%	7%	9%
2013	8%	7%	9%
2012	11%	7%	11%
2011	8%	8%	10%
2010	9%	8%	10%
2009	5%	8%	8%
2008	5%	8%	8%
2007	6%	8%	10%
2006	6%	8%	7%
2005	6%	8%	7%
2004	6%	8%	8%
2003	5%	8%	5%
2002	5%	8%	7%
2001	7%	8%	7%
2000	4%	7%	7%
1999	5%	7%	7%

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School Statewide Testing

School District Name

Grinnell-Newburg Community School District

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

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Grinnell Community Senior High School's ranking?

Grinnell Community Senior High School is ranked #490 out of 1,223 schools, which ranks it among the top 50% of public schools in Iowa.

What schools are Grinnell Community Senior High School often compared to?

Grinnell Community Senior High Schoolis often viewed alongside schools like Brooklyn-guernsey-malcom Jr-sr High School, Pella High School by visitors of our site.

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

76% of students have achieved math proficiency (compared to the 68% IA state average), while 76% of students have achieved reading proficiency (compared to the 70% IA state average).

What is the graduation rate of Grinnell Community Senior High School?

The graduation rate of Grinnell Community Senior High School is 85-89%, which is lower than the Iowa state average of 90%.

How many students attend Grinnell Community Senior High School?

486 students attend Grinnell Community Senior High School.

What is the racial composition of the student body?

89% of Grinnell Community Senior High School students are White, 6% of students are Hispanic, 2% of students are Black, 2% of students are Two or more races, and 1% of students are Asian.

What is the student-teacher ratio of Grinnell Community Senior High School?

Grinnell Community Senior High School has a student ration of 15:1, which is higher than the Iowa state average of 14:1.

What grades does Grinnell Community Senior High School offer ?

Grinnell Community Senior High School offers enrollment in grades 9-12 (Supplemental Virtual).

What school district is Grinnell Community Senior High School part of?

Grinnell Community Senior High School is part of Grinnell-Newburg Community School District.

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Quick Facts (2025-26)

Grades: 9-12
Enrollment: 486 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 11%
: 85-89% (Btm 50%)
: Top 50%
: 76% (Top 50%)
: 76% (Top 50%)
: 70-74% (Top 30%)
Source: National Center for Education Statistics (NCES), IA Dept. of Education