Home > Colorado > Weld County > Fort Lupton

Leo William Butler Elementary School

411 South Mckinley
Fort Lupton, CO 80621

( shown in map)

Bottom 50%

butler.weld8.org

Serving 371 students in grades Prekindergarten-5, Leo William Butler Elementary School ranks in the bottom 50% of all schools in Colorado 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 Colorado state average of 33%). The percentage of students achieving is 22% (which is lower than the Colorado state average of 45%).

The student-teacher ratio of 15:1 is equal to the Colorado state level of 15:1.

Minority enrollment is 74% of the student body (majority Hispanic), which is higher than the Colorado state average of 50% (majority Hispanic).

Quick Facts (2025-26)

Grades: Prekindergarten-5
Enrollment: 371 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 74%
: Bottom 50% in CO
: 15-19% (Btm 50%)
: 22% (Btm 50%)
Source: National Center for Education Statistics (NCES), CO Dept. of Education

School Overview

Leo William Butler Elementary School's student population of 371 students has declined by 13% over five school years.

The teacher population of 24 teachers has stayed relatively flat over five school years.

Grades Offered

Grades Prekindergarten-5
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Leo William Butler Elementary School
Kind	59
1	61
2	57
3	68
4	62
5	64

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Total Students

371 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Leo William Butler Elementary School
2023	404
2022	410
2021	383
2020	427
2019	427
2018	560
2017	560
2016	562
2015	583
2014	732
2013	725
2012	736
2011	681
2010	634
2009	648
2008	636
2007	624
2006	600
2005	546
2004	554
2003	365
2002	409
2001	439
2000	419
1999	387
1998	371
1997	409
1996	413
1995	385
1994	354
1993	373
1992	377
1991	352
1990	357
1989	352
1988	334
1987	335

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Gender %

Total Classroom Teachers

24 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Leo William Butler Elementary School
2023	23
2022	23
2021	24
2020	24
2019	24
2018	31
2017	31
2016	34
2015	35
2014	42
2013	41
2012	40
2011	37
2010	38
2009	41
2008	40
2007	37
2006	36
2005	30
2004	30
2003	28
2002	29
2001	29
2000	27
1999	25
1998	24
1997	24
1996	22
1995	23
1994	19
1993	18
1992	18
1991	17
1990	17
1989	17
1988	16
1987	13

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Last Day of School

Thu. May 21, 2026

School Motto

Where every child learns every day!

School Mascot

Eagles

School Rankings

Leo William Butler Elementary School ranks within the bottom 50% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).

The of Leo William Butler Elementary School is 0.43, which is less than the diversity score at state average of 0.62. The school's diversity has stayed relatively flat over five school years.

This School

State Level (CO)

#1369 out of 1748 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Leo William Butler Elementary School
2023	#1369
2022	#1360
2021	#1476
2019	#1555
2018	#1246
2017	#1257
2016	#1113
2015	#1243
2014	#950
2013	#1205
2012	#1210

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15-19%

33%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	17%	33%	19%
2022	17%	32%	18%
2021	12%	33%	17%
2019	16%	35%	23%
2018	22%	35%	22%
2017	24%	33%	25%
2016	30%	33%	28%
2015	20%	31%	21%
2014	66%	57%	46%
2013	56%	57%	46%
2012	55%	56%	42%

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22%

45%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2022	22%	45%	26%
2021	22%	47%	23%
2019	24%	47%	29%
2018	27%	44%	22%
2017	22%	42%	25%
2016	22%	40%	21%
2015	22%	40%	22%
2014	60%	69%	52%
2013	52%	70%	53%
2012	50%	70%	51%
2011	79%	89%	83%

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Student-Teacher Ratio

15:1

View Data

Student-Teacher Ratio Comparison Over Years (1987-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	18:1	16:1	18:1
2022	18:1	15:1	19:1
2021	16:1	15:1	16:1
2020	18:1	16:1	17:1
2019	18:1	16:1	17:1
2018	18:1	17:1	17:1
2017	18:1	17:1	17:1
2016	17:1	17:1	16:1
2015	17:1	17:1	16:1
2014	17:1	17:1	17:1
2013	18:1	17:1	17:1
2012	18:1	17:1	18:1
2011	19:1	17:1	17:1
2010	17:1	16:1	17:1
2009	16:1	16:1	17:1
2008	16:1	16:1	16:1
2007	17:1	17:1	17:1
2006	17:1	16:1	17:1
2005	18:1	17:1	17:1
2004	18:1	16:1	17:1
2003	13:1	16:1	15:1
2002	14:1	17:1	16:1
2001	15:1	17:1	16:1
2000	16:1	17:1	16:1
1999	15:1	17:1	15:1
1998	16:1	18:1	16:1
1997	17:1	18:1	16:1
1996	19:1	18:1	17:1
1995	17:1	18:1	17:1
1994	19:1	18:1	20:1
1993	21:1	18:1	20:1
1992	21:1	18:1	20:1
1991	21:1	18:1	19:1
1990	21:1	18:1	19:1
1989	21:1	18:1	19:1
1988	21:1	18:1	20:1
1987	26:1	19:1	22:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (1995-2022)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2022	1%	1%	1%
2021	1%	1%
2020	1%	1%
2019	1%	1%
2018	1%	1%
2017	1%	1%
2004	1%	1%
2003	1%	1%
2002	1%	1%
2000	1%	1%
1995	1%	1%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1988-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	1%	3%	2%
2022	1%	3%	1%
2021	1%	3%	1%
2020	1%	3%
2019	1%	3%
2014	1%	3%
2013	1%	3%	1%
2012	2%	3%	1%
2011	1%	3%	2%
2010	2%	4%	1%
2009	2%	4%	1%
2008	2%	3%	2%
2007	3%	3%	2%
2006	1%	3%	1%
2005	2%	3%	1%
2004	1%	3%
2003	1%	3%	1%
2002	1%	3%	2%
1995	1%	3%
1993	1%	2%
1992	1%	2%
1991	1%	2%
1990	1%	2%
1989	1%	2%
1988	1%	2%

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Hispanic

71%

36%

View Data

Hispanic Student Percentage Comparison Over Years (1992-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	70%	35%	70%
2022	66%	35%	68%
2021	71%	34%	71%
2020	75%	34%	69%
2019	75%	34%	69%
2018	74%	34%	74%
2017	74%	34%	74%
2016	74%	33%	74%
2014	69%	33%	72%
2013	73%	32%	72%
2012	71%	32%	70%
2011	73%	32%	70%
2010	66%	29%	65%
2009	65%	28%	65%
2008	63%	28%	64%
2007	67%	28%	65%
2006	71%	27%	65%
2005	72%	26%	64%
2004	66%	25%	62%
2003	56%	24%	56%
2002	52%	23%	53%
2001	54%	22%	51%
2000	51%	21%	49%
1999	51%	20%	49%
1998	48%	19%	49%
1997	47%	19%	49%
1996	49%	18%	49%
1995	46%	18%	47%
1994	49%	17%	47%
1993	45%	17%	46%
1992	43%	17%	46%

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Black

View Data

Black Student Percentage Comparison Over Years (1988-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	1%	5%	1%
2022	2%	4%	1%
2021	1%	5%
2014	1%	5%
2010	1%	6%	1%
2009	1%	6%	1%
2000	1%	5%
1999	1%	5%
1998	1%	5%
1997	1%	5%
1993	1%	5%
1992	1%	5%
1991	2%	5%
1990	1%	5%
1988	1%	5%

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White

26%

50%

View Data

White Student Percentage Comparison Over Years (1992-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	27%	51%	26%
2022	29%	52%	28%
2021	26%	52%	27%
2020	22%	53%	29%
2019	22%	53%	29%
2018	23%	53%	25%
2017	23%	53%	25%
2016	26%	54%	26%
2014	28%	55%	27%
2013	26%	56%	26%
2012	27%	56%	28%
2011	25%	57%	27%
2010	31%	60%	33%
2009	32%	61%	33%
2008	35%	61%	34%
2007	30%	62%	33%
2006	28%	63%	34%
2005	26%	64%	33%
2004	32%	65%	38%
2003	42%	66%	42%
2002	45%	67%	45%
2001	46%	68%	47%
2000	47%	70%	51%
1999	48%	71%	51%
1998	51%	72%	52%
1997	52%	72%	52%
1996	51%	73%	52%
1995	52%	74%	55%
1994	51%	75%	55%
1993	53%	75%	55%
1992	55%	75%	55%

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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	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	1%	5%	1%
2022	1%	5%	1%
2020	1%	4%	1%
2019	1%	4%	1%
2018	2%	4%	1%
2017	2%	4%	1%
2014	1%	3%	1%
2011	1%	2%	1%

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All Ethnic Groups

0.43

0.62

View Data

Diversity Score Comparison Over Years (1992-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	0.44	0.62	0.44
2022	0.48	0.61	0.46
2021	0.43	0.61	0.43
2020	0.39	0.60	0.45
2019	0.39	0.60	0.45
2018	0.40	0.60	0.40
2017	0.40	0.60	0.40
2016	0.39	0.60	0.39
2014	0.45	0.59	0.42
2013	0.40	0.59	0.42
2012	0.43	0.59	0.44
2011	0.41	0.58	0.44
2010	0.47	0.55	0.48
2009	0.48	0.55	0.48
2008	0.49	0.55	0.48
2007	0.47	0.54	0.47
2006	0.42	0.53	0.47
2005	0.42	0.52	0.48
2004	0.47	0.52	0.49
2003	0.52	0.51	0.51
2002	0.53	0.50	0.52
2001	0.51	0.49	0.52
2000	0.52	0.47	0.52
1999	0.51	0.46	0.52
1998	0.51	0.46	0.51
1997	0.51	0.45	0.51
1996	0.51	0.45	0.51
1995	0.52	0.43	0.51
1994	0.50	0.41	0.51
1993	0.52	0.41	0.51
1992	0.52	0.40	0.51

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Eligible for

53%

39%

View Data

Free Lunch Eligibility Comparison Over Years (1993-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	47%	33%	41%
2022	48%	30%	40%
2021	60%	33%	52%
2020	70%	33%	57%
2019	70%	33%	57%
2018	58%	35%	51%
2017	58%	35%	51%
2016	61%	34%	61%
2015	65%	34%	63%
2014	57%	35%	57%
2013	64%	34%	63%
2012	60%	34%	60%
2011	61%	33%	57%
2010	59%	31%	55%
2009	52%	28%	48%
2008	40%	28%	42%
2007	48%	27%	44%
2006	54%	27%	52%
2005	52%	25%	48%
2004	52%	24%	45%
2003	54%	22%	44%
2002	48%	21%	42%
2001	50%	20%	39%
2000	50%	21%	47%
1999	43%	21%	42%
1998	46%	22%	42%
1997	42%	22%	37%
1996	46%	22%	47%
1995	43%	22%	47%
1994	47%	21%	41%
1993	45%	20%	38%

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Eligible for

10%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2003-2023)
Year	Leo William Butler Elementary School	Colorado	Weld Re-8 Schools
2023	19%	7%	12%
2022	11%	6%	9%
2021	16%	7%	13%
2020	10%	8%	10%
2019	10%	8%	10%
2018	8%	8%	7%
2017	8%	8%	7%
2016	11%	7%	10%
2015	12%	7%	11%
2014	10%	7%	11%
2013	9%	7%	9%
2012	7%	7%	7%
2011	7%	7%	9%
2010	8%	7%	7%
2009	8%	7%	8%
2008	9%	7%	9%
2007	6%	7%	8%
2006	6%	6%	6%
2005	8%	6%	7%
2004	10%	6%	10%
2003	10%	7%	11%

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School Statewide Testing

View Education Department Test Scores

School District Name

Weld Re-8 Schools

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

School Notes

School Mascot: Eagles

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Leo William Butler Elementary School's ranking?

Leo William Butler Elementary School is ranked #1369 out of 1,748 schools, which ranks it among the bottom 50% of public schools in Colorado.

What schools are Leo William Butler Elementary School often compared to?

Leo William Butler Elementary Schoolis often viewed alongside schools like Twombly 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 33% CO state average), while 22% of students have achieved reading proficiency (compared to the 45% CO state average).

How many students attend Leo William Butler Elementary School?

371 students attend Leo William Butler Elementary School.

What is the racial composition of the student body?

71% of Leo William Butler Elementary School students are Hispanic, 26% of students are White, 1% of students are Asian, 1% of students are Black, and 1% of students are Two or more races.

What is the student-teacher ratio of Leo William Butler Elementary School?

Leo William Butler Elementary School has a student ration of 15:1, which is equal to the Colorado state average of 15:1.

What grades does Leo William Butler Elementary School offer ?

Leo William Butler Elementary School offers enrollment in grades Prekindergarten-5 (No virtual instruction).

What school district is Leo William Butler Elementary School part of?

Leo William Butler Elementary School is part of Weld Re-8 Schools.

School Calendar

View the Leo William Butler Elementary School yearly calendar below.

School Reviews

1 10/10/2025

Not a good school to succeed. Teachers seem mostly caring but some aren't very good teachers. Kids don't learn very much and school is rated poor. Hardly any kids are even proficient in math or language Arts.

- Posted by Parent - Gonzo

Review Leo William Butler Elementary School. Reviews should be a few sentences in length. Please include any comments on:

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Availability of music, art, sports and other extracurricular activities

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Quick Facts (2025-26)

Grades: Prekindergarten-5
Enrollment: 371 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 74%
: Bottom 50%
: 15-19% (Btm 50%)
: 22% (Btm 50%)
Source: National Center for Education Statistics (NCES), CO Dept. of Education