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Public School Review - Established 2003

Warder Elementary School

7840 Carr Drive
Arvada, CO 80005
(School attendance zone shown in map)
View full size Get directions
: 
10/
10
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 proficiency in math is 55-59% (which is higher than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts 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 (2026)

  • 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%)
  • 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:

Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Most improved public schools
Most improved public schools (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)

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)

Distribution of Students By Grade Trends

GradeWarder Elementary School
Pre-K43
Kind72
165
265
368
453
566
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Total Students
432 students

Total Students Trends Over Years (1989-2025)

YearWarder Elementary School
2025432
2024427
2023373
2022372
2021369
2020378
2019369
2018401
2017401
2016423
2015386
2014334
2013337
2012340
2011343
2010338
2009337
2008353
2007360
2006352
2005368
2004370
2003406
2002435
2001468
2000470
1999517
1998485
1997498
1996529
1995545
1994556
1993570
1992555
1991533
1990507
1989523
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Total Classroom Teachers
26 teachers

Total Classroom Teachers Trends Over Years (1989-2025)

YearWarder Elementary School
202526
202423
202321
202223
202119
202020
201915
201821
201721
201621
201518
201415
201317
201217
201118
201018
200921
200820
200720
200618
200520
200422
200324
200224
200123
200022
199924
199823
199723
199624
199524
199424
199324
199223
199124
199022
198924
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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 diversity score 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.
Definition of Terms
This School
State Level (CO)
#165 out of 1748 schools
(Top 10%)

Overall School Rank Trends Over Years (2012-2023)

YearWarder Elementary School
2023#165
2022#155
2021#249
2019#359
2018#413
2017#229
2016#543
2015#528
2014#217
2013#369
2012#370
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55-59%
33%

Math Proficiency Comparison Over Years (2012-2023)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202357%33%40%
202257%32%38%
202144%33%36%
201942%35%41%
201842%35%42%
201747%33%40%
201642%33%40%
201537%31%39%
201477%57%63%
201372%57%63%
201272%56%62%
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65-69%
45%

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202267%45%52%
202167%47%53%
201967%47%54%
201857%44%42%
201767%42%49%
201647%40%46%
201547%40%49%
201487%69%76%
201382%70%77%
201282%70%76%
201194%89%94%
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Student-Teacher Ratio
17:1
15:1

Student-Teacher Ratio Comparison Over Years (1989-2025)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202517:115:1
202419:117:117:1
202318:117:117:1
202216:117:116:1
202119:117:117:1
202019:117:118:1
201925:117:118:1
201819:117:118:1
201719:117:118:1
201620:117:118:1
201521:117:118:1
201422:118:118:1
201320:118:118:1
201220:118:118:1
201119:117:118:1
201019:117:118:1
200916:117:117:1
200818:117:118:1
200718:117:118:1
200620:117:118:1
200518:117:119:1
200417:117:119:1
200317:117:118:1
200218:117:119:1
200120:118:120:1
200021:117:121:1
199922:118:121:1
199821:118:121:1
199722:118:121:1
199622:118:121:1
199523:118:121:1
199423:119:122:1
199324:118:121:1
199224:118:121:1
199123:118:121:1
199023:118:121:1
198922:118:121:1
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American Indian
n/a
1%

American Indian Student Percentage Comparison Over Years (1990-2020)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20201%1%2%
20191%1%2%
20151%1%
20141%1%1%
20131%1%1%
20121%1%1%
20111%1%2%
20103%1%2%
20093%1%1%
20081%2%1%
20061%1%1%
20051%1%1%
20042%1%1%
20032%1%1%
20022%1%1%
20011%1%2%
20001%1%1%
19991%1%1%
19981%1%1%
19971%1%1%
19961%1%1%
19941%1%1%
19931%1%1%
19911%1%1%
19901%1%1%
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Asian
1%
3%

Asian Student Percentage Comparison Over Years (1991-2024)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20241%3%4%
20231%3%4%
20221%3%3%
20211%3%3%
20201%3%3%
20192%3%3%
20181%3%3%
20171%3%3%
20161%3%3%
20151%3%4%
20141%3%3%
20131%3%3%
20111%3%3%
20103%4%4%
20093%4%4%
20083%3%4%
20073%3%4%
20064%3%4%
20054%3%4%
20042%3%4%
20032%3%4%
20023%3%3%
20013%3%3%
20003%3%3%
19993%3%3%
19983%3%3%
19973%3%3%
19963%3%3%
19952%3%3%
19942%2%3%
19932%2%3%
19922%2%3%
19912%2%3%
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Hispanic
22%
37%

Hispanic Student Percentage Comparison Over Years (1988-2024)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202421%36%26%
202322%35%26%
202223%35%25%
202121%34%25%
202022%34%23%
201923%34%23%
201829%34%25%
201729%34%25%
201631%33%25%
201533%33%26%
201431%33%24%
201330%32%24%
201231%32%24%
201129%32%23%
201025%29%19%
200922%28%19%
200824%28%19%
200723%28%18%
200622%27%17%
200519%26%16%
200418%25%15%
200315%24%14%
200213%23%13%
200113%22%12%
200013%21%11%
199912%20%10%
19989%19%10%
19979%19%9%
19969%18%9%
19959%18%8%
19948%17%8%
19937%17%8%
19926%17%8%
19915%16%7%
19903%16%7%
19894%16%7%
19884%16%6%
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Black
n/a
5%

Black Student Percentage Comparison Over Years (1990-2023)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20231%5%1%
20221%4%1%
20211%5%1%
20201%5%1%
20141%5%1%
20131%5%1%
20121%5%1%
20111%5%1%
20105%6%2%
20094%6%2%
20084%6%2%
20072%6%2%
20063%6%2%
20051%6%2%
20041%6%2%
20032%6%2%
20022%6%2%
20011%6%1%
20001%5%1%
19992%5%1%
19981%5%1%
19971%5%1%
19951%4%1%
19941%5%1%
19931%5%1%
19921%5%1%
19911%5%1%
19901%5%1%
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White
72%
49%

White Student Percentage Comparison Over Years (1988-2024)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202474%50%64%
202372%51%65%
202272%52%66%
202173%52%66%
202072%53%67%
201969%53%67%
201866%53%67%
201766%53%67%
201665%54%68%
201562%54%66%
201463%55%68%
201362%56%68%
201263%56%68%
201164%57%68%
201064%60%73%
200968%61%74%
200868%61%74%
200772%62%75%
200670%63%76%
200575%64%77%
200477%65%78%
200379%66%79%
200280%67%81%
200182%68%82%
200081%70%84%
199982%71%85%
199885%72%85%
199786%72%86%
199687%73%86%
199588%74%87%
199488%75%87%
199389%75%87%
199291%75%87%
199191%76%88%
199094%76%89%
198992%76%90%
198892%76%90%
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Hawaiian
n/a
n/a
Two or more races
5%
5%

Two or More Races Student Percentage Comparison Over Years (2012-2024)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20244%5%5%
20234%5%4%
20223%5%4%
20214%5%4%
20203%4%4%
20195%4%4%
20184%4%4%
20174%4%4%
20163%4%3%
20153%4%3%
20143%3%3%
20135%3%3%
20124%3%3%
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All Ethnic Groups
0.43
0.63

Diversity Score Comparison Over Years (1989-2025)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20250.430.62
20240.410.620.52
20230.440.620.51
20220.430.610.51
20210.430.610.51
20200.450.600.49
20190.470.600.49
20180.480.600.49
20170.480.600.49
20160.490.600.48
20150.510.600.49
20140.520.590.49
20130.530.590.49
20120.510.590.49
20110.510.580.48
20100.530.550.43
20090.490.550.42
20080.480.550.42
20070.430.540.40
20060.460.530.39
20050.400.520.38
20040.380.520.37
20030.360.510.35
20020.340.500.33
20010.310.490.31
20000.330.470.29
19990.310.460.27
19980.270.460.26
19970.250.450.25
19960.240.450.24
19950.220.430.23
19940.210.410.22
19930.200.410.22
19920.170.400.22
19910.160.400.21
19900.120.400.20
19890.140.400.19
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Eligible for Free Lunch
18%
39%

Free Lunch Eligibility Comparison Over Years (1989-2025)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
202518%39%
202421%39%29%
202320%33%26%
202217%30%23%
202122%33%25%
202023%33%24%
201923%33%24%
201825%35%25%
201725%35%25%
201626%34%23%
201528%34%24%
201430%35%25%
201330%34%26%
201235%34%25%
201130%33%25%
201033%31%23%
200922%28%19%
200824%28%19%
200724%27%19%
200623%27%19%
200517%25%15%
200412%24%13%
20037%22%11%
20026%21%10%
20018%20%9%
20005%21%10%
19996%21%10%
19986%22%10%
19975%22%10%
19967%22%10%
19956%22%10%
19946%21%10%
19935%20%9%
19923%19%8%
19916%18%7%
19903%18%7%
19894%17%6%
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Eligible for Reduced Lunch
4%
5%

Reduced-Price Lunch Eligibility Comparison Over Years (2001-2025)

YearWarder Elementary SchoolColoradoJefferson County School District No. R-1
20254%5%
20247%6%5%
20237%7%7%
20228%6%6%
20217%7%6%
20207%8%7%
20199%8%7%
20187%8%7%
20177%8%7%
20166%7%6%
20156%7%6%
20147%7%7%
20137%7%7%
20126%7%7%
20117%7%5%
20106%7%6%
20099%7%6%
20089%7%6%
20077%7%5%
20066%6%5%
20054%6%5%
20045%6%5%
20036%7%5%
20026%7%5%
20017%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 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.

School Reviews

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Quick Facts (2026)

  • Grades: Prekindergarten-5
  • Enrollment: 432 students
  • Student-Teacher Ratio: 17:1
  • Minority Enrollment: 28%
  • : Top 10%
  • : 55-59% (Top 10%)
  • : 65-69% (Top 20%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

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