Erma Duncan Polytechnical High School (Ranked Bottom 50% for 2026)

4330 East Garland Ave.
Fresno, CA 93726

Bottom 50%

duncan.fresnounified.org

Serving 1,186 students in grades 9-12, Erma Duncan Polytechnical High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 14% (which is lower than the California state average of 34%). The percentage of students achieving is 53% (which is higher than the California state average of 47%).

The student-teacher ratio of 19:1 is lower than the California state level of 21:1.

Minority enrollment is 97% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).

Quick Facts (2026)

Grades: 9-12
Enrollment: 1,186 students
Student-Teacher Ratio: 19:1
Minority Enrollment: 97%
: ≥99% (Top 1% in CA)
: Bottom 50%
: 14% (Btm 50%)
: 53% (Top 50%)
: 14% (Btm 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Erma Duncan Polytechnical High School ranks among the top 20% of public schools in California for:

School Overview

Erma Duncan Polytechnical High School's student population of 1,186 students has stayed relatively flat over five school years.

The teacher population of 62 teachers has grown by 29% over five school years.

Grades Offered

Grades 9-12

View Data

Distribution of Students By Grade Trends
Grade	Erma Duncan Polytechnical High School
9	340
10	312
11	281
12	253

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Total Students

1,186 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Erma Duncan Polytechnical High School
2023	1,198
2022	1,191
2021	1,178
2020	1,092
2019	1,092
2018	1,073
2017	1,073
2016	986
2015	988
2014	1,053
2013	985
2012	963
2011	1,005
2010	988
2009	1,006
2008	1,022
2007	996
2006	1,001
2005	1,029
2004	1,033
2003	1,023
2002	1,006
2001	1,015
2000	999
1999	1,024
1998	988
1997	988
1996	941
1995	895
1994	890
1993	910
1992	893
1991	896
1990	839
1989	807
1988	740
1987	657

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Gender %

Total Classroom Teachers

62 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Erma Duncan Polytechnical High School
2023	60
2022	61
2021	48
2020	48
2019	48
2018	42
2017	42
2016	42
2015	44
2014	43
2013	40
2012	44
2010	58
2009	55
2008	50
2007	42
2006	40
2005	44
2004	43
2003	42
2002	40
2001	43
2000	44
1999	43
1998	43
1997	41
1996	40
1995	37
1994	39
1993	40
1992	44
1991	43
1990	40

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School Calendar

View School Calendar

School Rankings

Erma Duncan Polytechnical High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).

The of Erma Duncan Polytechnical High School is 0.33, 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 (CA)

#5452 out of 9523 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Erma Duncan Polytechnical High School
2023	#5452
2022	#5768
2021	#2524
2019	#7198
2018	#5539
2017	#5634
2016	#5283
2015	#5697
2014	#2209
2013	#5676
2012	#6916

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14%

34%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	14%	34%	23%
2022	11%	33%	21%
2021	14%	34%	18%
2019	8%	40%	30%
2018	13%	39%	27%
2017	13%	38%	24%
2016	19%	37%	21%
2015	12%	34%	18%
2014	61%	63%	49%
2013	54%	59%	49%
2012	52%	59%	49%

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53%

47%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2022	53%	47%	32%
2021	49%	49%	47%
2019	48%	51%	38%
2018	61%	50%	27%
2017	58%	48%	34%
2016	53%	48%	31%
2015	46%	44%	28%
2014	45%	58%	41%
2013	46%	57%	41%
2012	41%	58%	42%
2011	60%	56%	40%

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14%

29%

Student-Teacher Ratio

19:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	20:1	22:1	20:1
2022	20:1	21:1	20:1
2021	25:1	22:1	32:1
2020	23:1	23:1	23:1
2019	23:1	23:1	23:1
2018	26:1	23:1	24:1
2017	26:1	23:1	24:1
2016	23:1	24:1	24:1
2015	22:1	24:1	24:1
2014	25:1	24:1	24:1
2013	24:1	24:1	24:1
2012	22:1	23:1	24:1
2010	17:1	21:1	20:1
2009	18:1	20:1	20:1
2008	20:1	18:1	18:1
2007	24:1	21:1	20:1
2006	25:1	20:1	22:1
2005	23:1	21:1	21:1
2004	24:1	21:1	21:1
2003	24:1	20:1	21:1
2002	25:1	20:1	22:1
2001	24:1	20:1	21:1
2000	23:1	21:1	21:1
1999	24:1	21:1	21:1
1998	23:1	21:1	22:1
1997	24:1	23:1	23:1
1996	24:1	25:1	24:1
1995	24:1	25:1	24:1
1994	23:1	25:1	24:1
1993	23:1	25:1	25:1
1992	20:1	24:1	24:1
1991	21:1	24:1	23:1
1990	21:1	24:1	23:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (1988-2012)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2012	1%	1%	1%
1997	1%	1%	1%
1996	1%	1%	1%
1995	2%	1%	1%
1994	1%	1%	1%
1993	1%	1%	1%
1992	1%	1%	1%
1990	1%	1%	1%
1989	1%	1%	1%
1988	1%	1%	1%

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Asian

12%

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	11%	12%	11%
2022	12%	12%	11%
2021	14%	12%	11%
2020	18%	12%	11%
2019	18%	12%	11%
2018	23%	11%	12%
2017	23%	11%	12%
2016	27%	11%	12%
2015	29%	11%	13%
2014	31%	11%	12%
2013	34%	11%	12%
2012	37%	11%	13%
2011	41%	11%	13%
2010	42%	11%	14%
2009	46%	11%	14%
2008	47%	12%	15%
2007	50%	12%	15%
2006	55%	12%	16%
2005	56%	12%	16%
2004	58%	12%	17%
2003	61%	11%	17%
2002	60%	11%	18%
2001	60%	11%	18%
2000	57%	11%	19%
1999	57%	11%	20%
1998	57%	11%	20%
1997	55%	11%	22%
1996	50%	11%	23%
1995	44%	11%	23%
1994	39%	11%	23%
1993	35%	11%	22%
1992	33%	11%	21%
1991	34%	11%	20%

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Hispanic

81%

56%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	81%	55%	69%
2022	81%	56%	69%
2021	78%	56%	69%
2020	74%	55%	68%
2019	74%	55%	68%
2018	69%	54%	68%
2017	69%	54%	68%
2016	65%	54%	68%
2015	64%	54%	66%
2014	60%	53%	66%
2013	57%	53%	65%
2012	52%	52%	63%
2011	50%	51%	62%
2010	48%	50%	61%
2009	45%	49%	60%
2008	44%	50%	59%
2007	41%	49%	58%
2006	35%	48%	57%
2005	33%	47%	55%
2004	32%	46%	54%
2003	30%	45%	52%
2002	30%	44%	50%
2001	29%	43%	49%
2000	31%	42%	48%
1999	28%	41%	47%
1998	25%	40%	45%
1997	24%	40%	44%
1996	25%	39%	42%
1995	25%	38%	40%
1994	30%	37%	39%
1993	33%	36%	38%
1992	33%	35%	37%
1991	32%	34%	36%

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Black

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	3%	5%	8%
2022	3%	5%	8%
2021	2%	5%	8%
2020	3%	5%	8%
2019	3%	5%	8%
2018	3%	6%	9%
2017	3%	6%	9%
2016	3%	6%	9%
2015	3%	6%	9%
2014	3%	6%	9%
2013	3%	6%	9%
2012	3%	6%	10%
2011	2%	7%	10%
2010	3%	7%	11%
2009	2%	7%	11%
2008	2%	8%	11%
2007	3%	8%	11%
2006	3%	8%	11%
2005	4%	8%	11%
2004	3%	8%	11%
2003	3%	8%	12%
2002	3%	8%	12%
2001	3%	8%	12%
2000	3%	9%	11%
1999	4%	9%	12%
1998	4%	9%	11%
1997	4%	9%	11%
1996	4%	9%	11%
1995	4%	9%	11%
1994	5%	9%	10%
1993	5%	9%	10%
1992	5%	9%	10%
1991	6%	9%	10%

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White

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	4%	21%	8%
2022	4%	21%	8%
2021	5%	22%	8%
2020	4%	23%	9%
2019	4%	23%	9%
2018	5%	24%	10%
2017	5%	24%	10%
2016	5%	24%	10%
2015	4%	24%	11%
2014	5%	25%	12%
2013	5%	25%	12%
2012	7%	26%	13%
2011	7%	27%	13%
2010	7%	27%	13%
2009	7%	28%	14%
2008	7%	29%	14%
2007	6%	29%	15%
2006	7%	31%	15%
2005	7%	31%	16%
2004	7%	32%	17%
2003	6%	34%	18%
2002	7%	35%	19%
2001	8%	36%	20%
2000	9%	37%	21%
1999	11%	38%	20%
1998	14%	39%	22%
1997	16%	39%	22%
1996	20%	40%	23%
1995	25%	41%	25%
1994	25%	42%	27%
1993	26%	43%	29%
1992	28%	44%	31%
1991	28%	45%	33%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	1%	6%	3%
2021	1%	5%	2%
2020	1%	4%	2%
2019	1%	4%	2%
2014	1%	3%
2013	1%	3%	1%

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All Ethnic Groups

0.33

0.63

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	0.33	0.64	0.50
2022	0.33	0.63	0.50
2021	0.37	0.62	0.50
2020	0.42	0.63	0.51
2019	0.42	0.63	0.51
2018	0.47	0.64	0.51
2017	0.47	0.64	0.51
2016	0.51	0.64	0.52
2015	0.51	0.64	0.53
2014	0.55	0.65	0.54
2013	0.56	0.65	0.55
2012	0.59	0.65	0.56
2011	0.59	0.67	0.57
2010	0.60	0.67	0.59
2009	0.59	0.71	0.59
2008	0.59	0.65	0.60
2007	0.58	0.67	0.61
2006	0.57	0.66	0.63
2005	0.58	0.67	0.63
2004	0.56	0.67	0.65
2003	0.54	0.67	0.66
2002	0.56	0.67	0.67
2001	0.55	0.67	0.68
2000	0.58	0.67	0.68
1999	0.59	0.67	0.69
1998	0.60	0.67	0.70
1997	0.63	0.67	0.71
1996	0.66	0.67	0.71
1995	0.69	0.67	0.72
1994	0.70	0.67	0.72
1993	0.71	0.67	0.72
1992	0.71	0.67	0.72
1991	0.71	0.67	0.72

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≥99%

87%

View Data

Graduation Rate Comparison Over Years (2013-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	99%	87%	85%
2022	99%	87%	89%
2021	97%	84%	86%
2020	99%	85%	87%
2019	99%	84%	86%
2018	99%	84%	86%
2017	99%	83%	84%
2016	95%	83%	85%
2015	95%	89%	84%
2014	95%	88%	79%
2013	95%	87%	76%

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Eligible for

64%

54%

View Data

Free Lunch Eligibility Comparison Over Years (1992-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	65%	51%	67%
2022	75%	51%	74%
2021	75%	53%	74%
2020	67%	52%	70%
2019	67%	52%	70%
2018	59%	49%	65%
2017	59%	49%	65%
2016	60%	50%	64%
2015	63%	50%	65%
2014	60%	49%	68%
2013	100%	48%	87%
2011	77%	46%	71%
2010	78%	46%	70%
2009	78%	43%	69%
2008	78%	41%	69%
2007	79%	40%	69%
2006	100%	40%	79%
2005	100%	40%	76%
2004	100%	40%	75%
2003	75%	39%	70%
2002	79%	39%	67%
2001	40%	39%	65%
2000	79%	40%	54%
1999	56%	40%	36%
1998	86%	47%	70%
1997	81%	47%	71%
1996	76%	46%	62%
1995	76%	45%	65%
1994	64%	43%	60%
1993	63%	41%	54%
1992	54%	38%	59%

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Eligible for

24%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2023)
Year	Erma Duncan Polytechnical High School	California	Fresno Unified School District
2023	25%	8%	20%
2022	15%	7%	13%
2021	15%	6%	13%
2020	22%	7%	17%
2019	22%	7%	17%
2018	32%	9%	21%
2017	32%	9%	21%
2016	29%	9%	20%
2015	25%	9%	18%
2014	21%	9%	15%
2011	11%	8%	10%
2010	11%	9%	11%
2009	11%	10%	10%
2008	11%	10%	10%
2007	11%	10%	10%
2003	10%	9%	7%
2002	8%	8%	7%
2000	8%	7%	7%
1999	28%	7%	36%

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School Statewide Testing

View Education Department Test Scores

School District Name

Fresno Unified School District

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

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Erma Duncan Polytechnical High School's ranking?

Erma Duncan Polytechnical High School is ranked #5452 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.

What schools are Erma Duncan Polytechnical High School often compared to?

Erma Duncan Polytechnical High Schoolis often viewed alongside schools like Edison High School by visitors of our site.

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

14% of students have achieved math proficiency (compared to the 34% CA state average), while 53% of students have achieved reading proficiency (compared to the 47% CA state average).

What is the graduation rate of Erma Duncan Polytechnical High School?

The graduation rate of Erma Duncan Polytechnical High School is 99%, which is higher than the California state average of 87%.

How many students attend Erma Duncan Polytechnical High School?

1,186 students attend Erma Duncan Polytechnical High School.

What is the racial composition of the student body?

81% of Erma Duncan Polytechnical High School students are Hispanic, 12% of students are Asian, 3% of students are Black, 3% of students are White, and 1% of students are Two or more races.

What is the student-teacher ratio of Erma Duncan Polytechnical High School?

Erma Duncan Polytechnical High School has a student ration of 19:1, which is lower than the California state average of 21:1.

What grades does Erma Duncan Polytechnical High School offer ?

Erma Duncan Polytechnical High School offers enrollment in grades 9-12

What school district is Erma Duncan Polytechnical High School part of?

Erma Duncan Polytechnical High School is part of Fresno Unified School District.

In what neighborhood is Erma Duncan Polytechnical High School located?

Erma Duncan Polytechnical High School is located in the McLane neighborhood of Fresno, CA. There are 18 other public schools located in McLane.

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