Knox J High School (Ranked Top 10% for 2025-26)

12104 Sawmill Rd
Spring, TX 77380

( shown in map)

10/

Top 10%

Serving 1,399 students in grades 7-8, Knox J High School ranks in the top 10% of all schools in Texas for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).

The percentage of students achieving is 72% (which is higher than the Texas state average of 44%). The percentage of students achieving is 70% (which is higher than the Texas state average of 51%).

The student-teacher ratio of 16:1 is higher than the Texas state level of 14:1.

Minority enrollment is 55% of the student body (majority Hispanic), which is lower than the Texas state average of 75% (majority Hispanic).

Quick Facts (2025-26)

Grades: 7-8
Enrollment: 1,399 students
Student-Teacher Ratio: 16:1
Minority Enrollment: 55%
: Top 10% in TX
: 72% (Top 10%)
: 70% (Top 20%)
: 67% (Top 10%)
Source: National Center for Education Statistics (NCES), TX Dept. of Education

Top Rankings

Knox J High School ranks among the top 20% of public schools in Texas for:

School Overview

Knox J High School's student population of 1,399 students has stayed relatively flat over five school years.

The teacher population of 86 teachers has grown by 8% over five school years.

Grades Offered

Grades 7-8

View Data

Distribution of Students By Grade Trends
Grade	Knox J High School
7	654
8	745

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Total Students

1,399 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Knox J High School
2023	1,448
2022	1,380
2021	1,424
2020	1,410
2019	1,410
2018	1,370
2017	1,370
2016	1,336
2015	1,252
2014	1,277
2013	1,254
2012	1,167
2011	1,148
2010	1,112
2009	1,089
2008	1,096
2007	1,097
2006	1,154
2005	1,199
2004	1,162
2003	1,222
2002	1,210
2001	1,209
2000	1,206
1999	1,150
1998	1,042
1997	945
1996	1,136
1995	1,111
1994	1,032
1993	1,183
1992	1,312
1991	1,159
1990	1,042
1989	985
1988	944
1987	913

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Gender %

Total Classroom Teachers

86 teachers

View Data

Total Classroom Teachers Trends Over Years (1991-2023)
Year	Knox J High School
2023	83
2022	76
2021	79
2020	79
2019	79
2018	75
2017	75
2016	73
2015	71
2014	72
2013	68
2012	67
2011	65
2010	69
2009	67
2008	67
2007	66
2006	69
2005	69
2004	68
2003	72
2002	72
2001	77
2000	78
1999	73
1998	66
1997	57
1996	75
1995	76
1994	72
1993	78
1992	69
1991	57

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Year Founded

1978

School Mascot

Knight / Lady Knight

School Rankings

Knox J High School ranks within the top 10% of all 8,096 schools in Texas (based off of combined math and reading proficiency testing data).

The of Knox J High School is 0.68, which is more than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.

This School

State Level (TX)

#677 out of 8096 schools
(Top 10%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Knox J High School
2023	#677
2022	#743
2021	#488
2019	#484
2018	#435
2017	#855
2016	#579
2015	#712
2014	#370
2013	#370
2012	#1153

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72%

44%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	72%	44%	58%
2022	67%	41%	56%
2021	65%	37%	57%
2019	74%	51%	63%
2018	76%	49%	63%
2017	91%	78%	87%
2016	92%	75%	86%
2015	89%	73%	84%
2014	94%	76%	87%
2013	95%	78%	88%
2012	94%	83%	91%

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70%

51%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Knox J High School	Texas	Conroe Independent School District
2022	70%	51%	61%
2021	67%	42%	57%
2019	73%	47%	58%
2018	71%	45%	63%
2017	89%	72%	81%
2016	90%	71%	82%
2015	91%	73%	84%
2014	94%	75%	85%
2013	93%	78%	87%
2012	95%	88%	93%
2011	96%	88%	94%

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67%

46%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Knox J High School	Texas	Conroe Independent School District
2022	67%	46%	61%
2021	64%	43%	63%

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Student-Teacher Ratio

16:1

14:1

View Data

Student-Teacher Ratio Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	17:1	14:1	16:1
2022	18:1	14:1	16:1
2021	18:1	14:1	16:1
2020	18:1	15:1	17:1
2019	18:1	15:1	17:1
2018	18:1	15:1	17:1
2017	18:1	15:1	17:1
2016	18:1	15:1	17:1
2015	18:1	15:1	17:1
2014	18:1	15:1	17:1
2013	19:1	15:1	17:1
2012	17:1	15:1	17:1
2011	18:1	15:1	16:1
2010	16:1	15:1	16:1
2009	16:1	14:1	16:1
2008	16:1	14:1	16:1
2007	17:1	15:1	16:1
2006	17:1	15:1	16:1
2005	17:1	15:1	16:1
2004	17:1	15:1	16:1
2003	17:1	15:1	15:1
2002	17:1	15:1	15:1
2001	16:1	15:1	16:1
2000	15:1	14:1	15:1
1999	16:1	14:1	15:1
1998	16:1	14:1	14:1
1997	17:1	15:1	14:1
1996	15:1	15:1	15:1
1995	15:1	15:1	15:1
1994	14:1	15:1	15:1
1993	15:1	15:1	15:1
1992	19:1	16:1	16:1
1991	20:1	16:1	15:1

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American Indian

n/a

Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	7%	5%	6%
2022	7%	5%	6%
2021	7%	5%	5%
2020	6%	5%	5%
2019	6%	5%	5%
2018	6%	5%	4%
2017	6%	5%	4%
2016	7%	4%	4%
2015	7%	4%	5%
2014	5%	4%	4%
2013	6%	4%	3%
2012	6%	4%	3%
2011	6%	4%	3%
2010	7%	4%	4%
2009	6%	4%	4%
2008	6%	4%	4%
2007	5%	4%	3%
2006	4%	3%	3%
2005	3%	3%	3%
2004	4%	3%	3%
2003	4%	3%	3%
2002	3%	3%	3%
2001	3%	3%	2%
2000	3%	2%	2%
1999	3%	2%	2%
1998	3%	2%	1%
1997	2%	2%	1%
1996	3%	2%	1%
1995	2%	2%	1%
1994	2%	2%	1%
1993	2%	2%	1%
1992	2%	2%	1%
1991	2%	1%	1%

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Hispanic

33%

53%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	32%	53%	38%
2022	28%	53%	37%
2021	28%	53%	37%
2020	30%	53%	36%
2019	30%	53%	36%
2018	26%	52%	36%
2017	26%	52%	36%
2016	28%	52%	35%
2015	26%	52%	33%
2014	24%	52%	34%
2013	21%	51%	34%
2012	20%	51%	33%
2011	21%	50%	32%
2010	18%	49%	28%
2009	17%	48%	27%
2008	15%	47%	26%
2007	14%	46%	25%
2006	12%	46%	23%
2005	12%	45%	23%
2004	11%	44%	21%
2003	11%	43%	20%
2002	9%	42%	18%
2001	7%	41%	17%
2000	4%	40%	16%
1999	5%	39%	15%
1998	4%	38%	14%
1997	4%	38%	14%
1996	7%	37%	13%
1995	6%	36%	13%
1994	6%	36%	12%
1993	6%	35%	11%
1992	5%	35%	11%
1991	5%	34%	10%

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Black

13%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	10%	13%	9%
2022	9%	13%	9%
2021	8%	13%	9%
2020	8%	13%	8%
2019	8%	13%	8%
2018	8%	13%	7%
2017	8%	13%	7%
2016	7%	13%	6%
2015	7%	13%	7%
2014	6%	13%	6%
2013	5%	13%	6%
2012	5%	13%	6%
2011	6%	13%	6%
2010	7%	14%	7%
2009	7%	14%	7%
2008	6%	14%	7%
2007	6%	14%	7%
2006	7%	15%	7%
2005	5%	14%	6%
2004	6%	14%	5%
2003	5%	14%	5%
2002	5%	14%	5%
2001	5%	14%	5%
2000	2%	14%	5%
1999	3%	14%	5%
1998	3%	14%	5%
1997	2%	14%	6%
1996	3%	14%	5%
1995	3%	14%	5%
1994	2%	14%	5%
1993	3%	14%	6%
1992	3%	14%	5%
1991	3%	14%	6%

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White

45%

25%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	46%	26%	43%
2022	50%	26%	45%
2021	53%	26%	46%
2020	51%	27%	49%
2019	51%	27%	49%
2018	57%	28%	51%
2017	57%	28%	51%
2016	56%	29%	52%
2015	58%	29%	52%
2014	61%	29%	53%
2013	65%	30%	54%
2012	66%	31%	55%
2011	65%	31%	55%
2010	68%	33%	60%
2009	70%	34%	62%
2008	72%	35%	62%
2007	74%	36%	65%
2006	77%	36%	67%
2005	80%	38%	68%
2004	78%	39%	71%
2003	79%	40%	72%
2002	83%	41%	74%
2001	85%	42%	76%
2000	91%	44%	77%
1999	89%	45%	78%
1998	90%	46%	80%
1997	92%	46%	79%
1996	87%	47%	81%
1995	89%	48%	81%
1994	90%	48%	82%
1993	89%	49%	82%
1992	90%	49%	83%
1991	90%	51%	83%

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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	Knox J High School	Texas	Conroe Independent School District
2023	5%	3%	4%
2022	5%	3%	3%
2021	4%	3%	3%
2020	5%	2%	2%
2019	5%	2%	2%
2018	3%	2%	2%
2017	3%	2%	2%
2016	2%	2%	3%
2015	2%	2%	3%
2014	3%	2%	3%
2013	3%	2%	3%

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All Ethnic Groups

0.68

0.64

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	0.68	0.64	0.66
2022	0.66	0.64	0.65
2021	0.63	0.64	0.65
2020	0.64	0.63	0.63
2019	0.64	0.63	0.63
2018	0.60	0.64	0.61
2017	0.60	0.64	0.61
2016	0.60	0.63	0.61
2015	0.59	0.63	0.59
2014	0.57	0.63	0.60
2013	0.53	0.64	0.60
2012	0.52	0.64	0.59
2011	0.54	0.64	0.59
2010	0.50	0.64	0.55
2009	0.48	0.64	0.55
2008	0.45	0.64	0.53
2007	0.43	0.64	0.52
2006	0.39	0.64	0.50
2005	0.35	0.64	0.47
2004	0.37	0.64	0.46
2003	0.36	0.64	0.44
2002	0.30	0.64	0.42
2001	0.27	0.64	0.40
2000	0.17	0.65	0.38
1999	0.21	0.65	0.36
1998	0.19	0.65	0.35
1997	0.15	0.64	0.35
1996	0.24	0.64	0.33
1995	0.21	0.64	0.33
1994	0.19	0.64	0.32
1993	0.21	0.63	0.31
1992	0.19	0.63	0.30
1991	0.19	0.63	0.30

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Participates in the

Yes

Eligible for

26%

57%

View Data

Free Lunch Eligibility Comparison Over Years (1993-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	27%	57%	37%
2022	25%	57%	34%
2021	23%	56%	34%
2020	23%	56%	35%
2019	23%	56%	35%
2018	16%	53%	29%
2017	16%	53%	29%
2016	15%	53%	29%
2015	13%	52%	29%
2014	13%	53%	30%
2013	15%	53%	30%
2012	15%	44%	32%
2011	14%	44%	32%
2010	13%	43%	31%
2009	11%	40%	28%
2008	11%	39%	27%
2007	11%	39%	26%
2006	12%	40%	27%
2005	9%	39%	24%
2004	10%	39%	23%
2003	9%	39%	23%
2002	9%	38%	23%
2001	6%	38%	22%
2000	2%	38%	22%
1999	3%	39%	22%
1998	3%	40%	22%
1997	2%	41%	14%
1996	5%	41%	22%
1995	5%	41%	22%
1994	5%	40%	21%
1993	7%	45%	27%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2023)
Year	Knox J High School	Texas	Conroe Independent School District
2023	5%	5%	6%
2022	3%	4%	5%
2021	3%	4%	4%
2020	3%	4%	5%
2019	3%	4%	5%
2018	2%	6%	4%
2017	2%	6%	4%
2016	4%	6%	5%
2015	2%	6%	5%
2014	3%	7%	6%
2013	4%	7%	5%
2012	4%	7%	5%
2011	3%	7%	5%
2010	4%	8%	4%
2009	2%	8%	4%
2008	4%	8%	5%
2007	2%	8%	6%
2006	3%	8%	6%
2005	3%	8%	5%
2004	3%	7%	4%
2003	2%	7%	4%
2002	2%	7%	4%
2001	2%	7%	4%
2000	1%	8%	5%
1999	1%	8%	5%

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School Statewide Testing

School District Name

Conroe Independent School District

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

School Notes

School Mascot: Knight / Lady Knight

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Knox J High School's ranking?

Knox J High School is ranked #677 out of 8,096 schools, which ranks it among the top 10% of public schools in Texas.

What schools are Knox J High School often compared to?

Knox J High Schoolis often viewed alongside schools like Mccullough J High School by visitors of our site.

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

72% of students have achieved math proficiency (compared to the 44% TX state average), while 70% of students have achieved reading proficiency (compared to the 51% TX state average).

How many students attend Knox J High School?

1,399 students attend Knox J High School.

What is the racial composition of the student body?

45% of Knox J High School students are White, 33% of students are Hispanic, 8% of students are Asian, 8% of students are Black, and 6% of students are Two or more races.

What is the student-teacher ratio of Knox J High School?

Knox J High School has a student ration of 16:1, which is higher than the Texas state average of 14:1.

What grades does Knox J High School offer ?

Knox J High School offers enrollment in grades 7-8

What school district is Knox J High School part of?

Knox J High School is part of Conroe Independent School District.

In what neighborhood is Knox J High School located?

Knox J High School is located in the The Village of Grogans Mill neighborhood of Spring, TX. There are 3 other public schools located in The Village of Grogans Mill.