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Warder Elementary School

7840 Carr Drive
Arvada, CO 80005

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Top 10%

Tel: (303) 982-0950

warder.jeffcopublicschools.org

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Serving 432 students in grades Prekindergarten-5, Warder Elementary School ranks in the top 10% of all schools in Colorado for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).

The percentage of students achieving is 55-59% (which is higher than the Colorado state average of 33%). The percentage of students achieving is 65-69% (which is higher than the Colorado state average of 45%).

The student-teacher ratio of 17:1 is higher than the Colorado state level of 15:1.

Minority enrollment is 28% of the student body (majority Hispanic), which is lower than the Colorado state average of 51% (majority Hispanic).

Quick Facts (26-27)

Grades: Prekindergarten-5
Enrollment: 432 students
Student-Teacher Ratio: 17:1
Minority Enrollment: 28%
: Top 10% in CO
: 55-59% (Top 10%)
: 65-69% (Top 20%)
: Warder Elementary School serves the northeast part of Arvada, CO, covering an area of approximately 1.7 square miles. Most students reside within a 5-10 minute drive, with the furthest edge of the zone being 1.4 miles from the school.
Source: National Center for Education Statistics (NCES), CO Dept. of Education

Top Rankings

Warder Elementary School ranks among the top 20% of public schools in Colorado for:

School Overview

Warder Elementary School's student population of 432 students has grown by 17% over five school years.

The teacher population of 26 teachers has grown by 36% over five school years.

Grades Offered

Grades Prekindergarten-5
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Warder Elementary School
Pre-K	43
Kind	72
1	65
2	65
3	68
4	53
5	66

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Total Students

432 students

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Showing 2015–2025. Full 39-year historical data available below ↓

Total Students Trends (1987-2025)
Year	Warder Elementary School
2025	432
2024	427
2023	373
2022	372
2021	369
2020	378
2019	369
2018	416
2017	401
2015	386
2014	334
2013	337
2012	340
2011	343
2010	338
2009	337
2008	353
2007	360
2006	352
2005	368
2004	370
2003	406
2002	435
2001	468
2000	470
1999	517
1998	485
1997	498
1996	529
1995	545
1994	556
1993	570
1992	555
1991	533
1990	507
1989	523
1988	490
1987	492

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Total Classroom Teachers

26 teachers

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Showing 2015–2025. Full 39-year historical data available below ↓

Total Classroom Teachers Trends (1987-2025)
Year	Warder Elementary School
2025	26
2024	23
2023	21
2022	23
2021	19
2020	20
2019	15
2018	21
2017	21
2015	18
2014	15
2013	17
2012	17
2011	18
2010	18
2009	21
2008	20
2007	20
2006	18
2005	20
2004	22
2003	24
2002	24
2001	23
2000	22
1999	24
1998	23
1997	23
1996	24
1995	24
1994	24
1993	24
1992	23
1991	24
1990	22
1989	24
1988	25
1987	23

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School Rankings

Warder Elementary School ranks within the top 10% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).

The of Warder Elementary School is 0.43, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.

This School

State Level (CO)

#165 out of 1748 schools
(Top 10%)

View Data

Showing 2013–2023. Full 14-year historical data available below ↓

Overall School Rank Trends (2010-2023)
Year	Warder Elementary School
2023	#165
2022	#155
2021	#249
2019	#359
2018	#413
2017	#229
2016	#543
2015	#528
2014	#217
2013	#369
2012	#370
2011	#439
2010	#949

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55-59%

33%

View Data

Showing 2013–2023. Full 14-year historical data available below ↓

Math Proficiency Comparison (2010-2023)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2023	57%	33%	40%
2022	57%	32%	38%
2021	44%	33%	36%
2019	42%	35%	41%
2018	42%	35%	42%
2017	47%	33%	40%
2016	42%	33%	40%
2015	37%	31%	39%
2014	77%	57%	63%
2013	72%	57%	63%
2012	72%	56%	62%
2011	94%	82%	88%
2010	90%	81%	87%

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65-69%

45%

View Data

Showing 2012–2022. Full 13-year historical data available below ↓

Reading and Language Arts Proficiency Comparison (2010-2022)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2022	67%	45%	52%
2021	67%	47%	53%
2019	67%	47%	54%
2018	57%	44%	42%
2017	67%	42%	49%
2016	47%	40%	46%
2015	47%	40%	49%
2014	87%	69%	76%
2013	82%	70%	77%
2012	82%	70%	76%
2011	94%	89%	94%
2010	88%	89%	93%

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Student-Teacher Ratio

17:1

15:1

View Data

Showing 2015–2025. Full 39-year historical data available below ↓

Student-Teacher Ratio Comparison (1987-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	17:1	15:1
2024	19:1	15:1
2023	18:1	16:1	16:1
2022	16:1	16:1	16:1
2021	19:1	15:1	17:1
2020	19:1	16:1	18:1
2019	25:1	17:1	18:1
2018	20:1	17:1	18:1
2017	19:1	17:1	18:1
2015	21:1	17:1	18:1
2014	22:1	17:1	18:1
2013	20:1	17:1	18:1
2012	20:1	17:1	18:1
2011	19:1	17:1	18:1
2010	19:1	16:1	18:1
2009	16:1	16:1	17:1
2008	18:1	16:1	18:1
2007	18:1	17:1	18:1
2006	20:1	16:1	18:1
2005	18:1	17:1	19:1
2004	17:1	16:1	19:1
2003	17:1	16:1	18:1
2002	18:1	17:1	19:1
2001	20:1	17:1	20:1
2000	21:1	17:1	21:1
1999	22:1	18:1	21:1
1998	21:1	18:1	21:1
1997	22:1	18:1	21:1
1996	22:1	18:1	21:1
1995	23:1	18:1	21:1
1994	23:1	19:1	22:1
1993	24:1	19:1	21:1
1992	24:1	18:1	21:1
1991	22:1	18:1	21:1
1990	23:1	18:1	21:1
1989	22:1	18:1	21:1
1988	20:1	18:1	21:1
1987	21:1	19:1	23:1

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Asian

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Asian Student Percentage Comparison (1988-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	1%	3%
2024	1%	3%
2023	1%	3%	4%
2022	1%	3%	3%
2021	2%	3%	3%
2020	1%	3%	3%
2019	2%	3%	3%
2018	1%	3%	3%
2017	1%	3%	3%
2015	1%	3%	4%
2014	1%	3%	3%
2013	1%	3%	3%
2011	1%	3%	3%
2010	3%	4%	4%
2009	3%	4%	4%
2008	3%	3%	4%
2007	3%	3%	4%
2006	4%	3%	4%
2005	4%	3%	4%
2004	2%	3%	4%
2003	2%	3%	4%
2002	3%	3%	3%
2001	3%	3%	3%
2000	4%	3%	3%
1999	3%	3%	3%
1998	3%	3%	3%
1997	3%	3%	3%
1996	3%	3%	3%
1995	2%	2%	3%
1994	2%	3%	3%
1993	2%	2%	3%
1992	2%	2%	3%
1991	2%	2%	3%
1990	1%	2%	2%
1989	1%	2%	2%
1988	2%	2%	3%

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Hispanic

22%

37%

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Hispanic Student Percentage Comparison (1988-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	22%	37%
2024	21%	36%
2023	22%	35%	26%
2022	23%	35%	25%
2021	21%	34%	25%
2020	22%	34%	23%
2019	23%	34%	23%
2018	27%	34%	25%
2017	28%	33%	25%
2015	32%	33%	26%
2014	31%	33%	24%
2013	30%	32%	24%
2012	31%	32%	24%
2011	29%	31%	23%
2010	25%	28%	19%
2009	22%	28%	19%
2008	24%	28%	19%
2007	23%	28%	18%
2006	22%	27%	17%
2005	19%	26%	16%
2004	18%	25%	15%
2003	15%	24%	14%
2002	13%	23%	13%
2001	13%	22%	12%
2000	13%	21%	11%
1999	12%	20%	10%
1998	9%	19%	10%
1997	9%	19%	9%
1996	9%	18%	9%
1995	9%	18%	8%
1994	8%	17%	8%
1993	7%	17%	8%
1992	6%	17%	8%
1991	4%	17%	7%
1990	3%	16%	7%
1989	4%	16%	7%
1988	4%	15%	6%

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White

72%

49%

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

White Student Percentage Comparison (1988-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	72%	49%
2024	74%	50%
2023	72%	51%	65%
2022	72%	52%	66%
2021	72%	52%	66%
2020	72%	53%	67%
2019	69%	53%	67%
2018	66%	53%	67%
2017	66%	54%	67%
2015	62%	54%	66%
2014	62%	55%	68%
2013	62%	56%	68%
2012	63%	56%	68%
2011	64%	57%	68%
2010	64%	61%	73%
2009	68%	61%	74%
2008	68%	62%	74%
2007	72%	62%	75%
2006	71%	63%	76%
2005	75%	64%	77%
2004	77%	65%	78%
2003	79%	66%	79%
2002	80%	67%	81%
2001	82%	68%	82%
2000	81%	69%	84%
1999	82%	70%	85%
1998	85%	71%	85%
1997	86%	72%	86%
1996	87%	73%	86%
1995	88%	74%	87%
1994	89%	74%	87%
1993	89%	75%	87%
1992	91%	75%	87%
1991	92%	75%	88%
1990	94%	76%	89%
1989	93%	76%	90%
1988	93%	77%	90%

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Two or more races

View Data

Showing 2015–2025. Full 15-year historical data available below ↓

Two or More Races Student Percentage Comparison (2011-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	5%	5%
2024	4%	5%
2023	4%	5%	4%
2022	3%	5%	4%
2021	4%	5%	4%
2020	4%	4%	4%
2019	5%	4%	4%
2018	5%	4%	4%
2017	4%	4%	4%
2015	4%	4%	3%
2014	4%	3%	3%
2013	5%	3%	3%
2012	4%	3%	3%
2011	4%	3%	3%

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All Ethnic Groups

28%

51%

0.43

0.63

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Diversity Score Comparison (1988-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	0.43	0.62
2024	0.41	0.62
2023	0.44	0.62	0.51
2022	0.43	0.61	0.51
2021	0.44	0.61	0.51
2020	0.44	0.60	0.49
2019	0.47	0.60	0.49
2018	0.49	0.60	0.49
2017	0.49	0.60	0.49
2015	0.52	0.60	0.49
2014	0.52	0.59	0.49
2013	0.53	0.59	0.49
2012	0.51	0.59	0.49
2011	0.51	0.58	0.48
2010	0.53	0.55	0.43
2009	0.49	0.55	0.42
2008	0.48	0.54	0.42
2007	0.43	0.54	0.40
2006	0.45	0.53	0.39
2005	0.40	0.52	0.38
2004	0.38	0.52	0.37
2003	0.36	0.51	0.35
2002	0.34	0.50	0.33
2001	0.31	0.49	0.31
2000	0.33	0.48	0.29
1999	0.31	0.47	0.27
1998	0.27	0.46	0.26
1997	0.25	0.45	0.25
1996	0.24	0.44	0.24
1995	0.22	0.42	0.23
1994	0.20	0.42	0.22
1993	0.20	0.41	0.22
1992	0.17	0.41	0.22
1991	0.15	0.41	0.21
1990	0.12	0.40	0.20
1989	0.13	0.40	0.19
1988	0.13	0.39	0.18

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(22-23)

13.7%

33.6%

View Data

Chronic Absenteeism Rate (2021-2023)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2023	13.7%	33.6%	29.6%
2022	19.2%	37.4%	41.1%
2021	12.7%	26.8%	31.9%

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Eligible for

18%

39%

View Data

Showing 2015–2025. Full 37-year historical data available below ↓

Free Lunch Eligibility Comparison (1989-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	18%	39%
2024	21%	39%
2023	20%	33%	26%
2022	17%	30%	23%
2021	22%	33%	25%
2020	23%	33%	24%
2019	23%	33%	24%
2018	24%	34%	25%
2017	26%	35%	25%
2015	28%	34%	24%
2014	30%	35%	25%
2013	30%	34%	26%
2012	35%	34%	25%
2011	30%	33%	25%
2010	33%	31%	23%
2009	22%	28%	19%
2008	24%	28%	19%
2007	24%	27%	19%
2006	23%	27%	19%
2005	17%	25%	15%
2004	12%	24%	13%
2003	7%	22%	11%
2002	6%	21%	10%
2001	8%	20%	9%
2000	5%	21%	10%
1999	6%	21%	10%
1998	6%	22%	10%
1997	5%	22%	10%
1996	7%	22%	10%
1995	6%	22%	10%
1994	6%	21%	10%
1993	5%	20%	9%
1992	3%	19%	8%
1991	6%	18%	7%
1990	3%	18%	7%
1989	4%	17%	6%

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Eligible for

View Data

Showing 2015–2025. Full 26-year historical data available below ↓

Reduced-Price Lunch Eligibility Comparison (2000-2025)
Year	Warder Elementary School	Colorado	Jefferson County School District No. R-1
2025	4%	5%
2024	7%	6%
2023	7%	7%	7%
2022	8%	6%	6%
2021	7%	7%	6%
2020	7%	8%	7%
2019	9%	8%	7%
2018	9%	8%	7%
2017	7%	8%	7%
2015	7%	7%	6%
2014	7%	7%	7%
2013	7%	7%	7%
2012	6%	7%	7%
2011	7%	7%	5%
2010	6%	7%	6%
2009	9%	7%	6%
2008	9%	7%	6%
2007	7%	7%	5%
2006	6%	6%	5%
2005	4%	6%	5%
2004	5%	6%	5%
2003	6%	7%	5%
2002	6%	7%	5%
2001	7%	7%	5%
2000	5%	7%	5%

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School Statewide Testing

View Education Department Test Scores

School District Name

Jefferson County School District No. R-1

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

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Frequently Asked Questions

What is Warder Elementary School's ranking?

Warder Elementary School is ranked #165 out of 1,748 schools, which ranks it among the top 10% of public schools in Colorado.

What schools are Warder Elementary School often compared to?

Warder Elementary Schoolis often viewed alongside schools like Hackberry Hill Elementary School, Sierra Elementary School, Weber Elementary School by visitors of our site.

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

55-59% of students have achieved math proficiency (compared to the 33% CO state average), while 65-69% of students have achieved reading proficiency (compared to the 45% CO state average).

How many students attend Warder Elementary School?

432 students attend Warder Elementary School.

What is the racial composition of the student body?

72% of Warder Elementary School students are White, 22% of students are Hispanic, 5% of students are Two or more races, and 1% of students are Asian.

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

Warder Elementary School has a student ration of 17:1, which is higher than the Colorado state average of 15:1.

What grades does Warder Elementary School offer ?

Warder Elementary School offers enrollment in grades Prekindergarten-5 (No virtual instruction).

What school district is Warder Elementary School part of?

Warder Elementary School is part of Jefferson County School District No. R-1.

In what neighborhood is Warder Elementary School located?

Warder Elementary School is located in the Club Crest neighborhood of Arvada, CO.

School Calendar

View the Warder Elementary School yearly calendar below. Note key dates such as:

Event

Date

Thanksgiving Break

November 23, 2026 (Monday)

Thanksgiving Break

November 24, 2026 (Tuesday)

Thanksgiving Break

November 25, 2026 (Wednesday)

Thanksgiving Break

November 26, 2026 (Thursday)

Thanksgiving Break

November 27, 2026 (Friday)

School Reviews

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Quick Facts (26-27)

Grades: Prekindergarten-5
Enrollment: 432 students
Student-Teacher Ratio: 17:1
Minority Enrollment: 28%
: Top 10%
: 55-59% (Top 10%)
: 65-69% (Top 20%)
: Warder Elementary School serves the northeast part of Arvada, CO, covering an area of approximately 1.7 square miles. Most students reside within a 5-10 minute drive, with the furthest edge of the zone being 1.4 miles from the school.
Source: National Center for Education Statistics (NCES), CO Dept. of Education

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