Rocky Run Middle School (Ranked Top 5% for 2025-26)

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Rocky Run Middle School

4400 Stringfellow Rd
Chantilly, VA 20151

( shown in map)

10/

Top 5%

Serving 886 students in grades 7-8, Rocky Run Middle School ranks in the top 5% of all schools in Virginia for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).

The percentage of students achieving is 91% (which is higher than the Virginia state average of 68%). The percentage of students achieving is 92% (which is higher than the Virginia state average of 69%).

The student-teacher ratio of 13:1 is lower than the Virginia state level of 14:1.

Minority enrollment is 67% of the student body (majority Asian), which is higher than the Virginia state average of 56% (majority Black and Hispanic).

Quick Facts (2025-26)

Grades: 7-8
Enrollment: 886 students
Student-Teacher Ratio: 13:1
Minority Enrollment: 67%
: Top 5% in VA
: 91% (Top 5%)
: 92% (Top 5%)
: 87% (Top 5%)
Source: National Center for Education Statistics (NCES), VA Dept. of Education

Top Rankings

Rocky Run Middle School ranks among the top 20% of public schools in Virginia for:

School Overview

Rocky Run Middle School's student population of 886 students has declined by 30% over five school years.

The teacher population of 67 teachers has declined by 15% over five school years.

Grades Offered

Grades 7-8
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Rocky Run Middle School
7	447
8	439

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Total Students

886 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Rocky Run Middle School
2023	936
2022	1,015
2021	1,050
2020	1,281
2019	1,281
2018	1,258
2017	1,258
2016	1,168
2015	1,137
2014	1,101
2013	1,022
2012	999
2011	969
2010	955
2009	882
2008	820
2007	824
2006	793
2005	834
2004	803
2003	751
2002	1,433
2001	1,364
2000	1,271
1999	1,286
1998	1,281
1997	1,226
1996	1,212
1995	1,157
1994	1,068
1993	998
1992	835
1991	814
1990	755
1989	730
1988	1,070
1987	996

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Gender %

Total Classroom Teachers

67 teachers

View Data

Total Classroom Teachers Trends Over Years (1988-2023)
Year	Rocky Run Middle School
2023	60
2022	65
2021	68
2020	79
2019	79
2018	73
2017	73
2016	74
2015	73
2014	70
2013	65
2012	66
2011	51
2010	47
2009	46
2008	44
2007	66
2006	57
2005	50
2004	51
2003	70
2002	101
2001	88
1999	82
1994	64
1993	69
1992	51
1991	50
1990	45
1989	42
1988	60

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Year Founded

1980

School Calendar

Last Day of School

Tue. Jun 16, 2026

School Rankings

Rocky Run Middle School ranks within the top 5% of all 1,773 schools in Virginia (based off of combined math and reading proficiency testing data).

The of Rocky Run Middle School is 0.71, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.

This School

State Level (VA)

#30 out of 1773 schools
(Top 5%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Rocky Run Middle School
2023	#30
2022	#33
2021	#33
2019	#103
2018	#419
2017	#436
2016	#30
2015	#25
2014	#17
2013	#13
2012	#11

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91%

68%

View Data

Math Proficiency Comparison Over Years (2010-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	91%	68%	73%
2021	85%	54%	61%
2019	93%	82%	85%
2017	76%	72%	77%
2016	95%	80%	83%
2015	95%	79%	83%
2014	93%	74%	80%
2013	92%	71%	78%
2012	91%	68%	77%
2011	98%	86%	92%
2010	98%	87%	91%

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(20-21)

92%

69%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2021)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2021	92%	69%	73%
2019	93%	78%	81%
2018	95%	80%
2017	95%	80%	84%
2016	95%	80%	85%
2015	95%	79%	85%
2014	94%	74%	81%
2013	95%	74%	82%
2012	99%	89%	94%
2011	99%	88%	93%
2010	99%	89%	93%

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(20-21)

87%

59%

Student-Teacher Ratio

13:1

14:1

View Data

Student-Teacher Ratio Comparison Over Years (1988-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	16:1	14:1	15:1
2022	16:1	14:1	14:1
2021	15:1	14:1	14:1
2020	16:1	15:1	14:1
2019	16:1	15:1	14:1
2018	17:1	15:1	15:1
2017	17:1	15:1	15:1
2016	16:1	15:1	14:1
2015	16:1	15:1	15:1
2014	16:1	16:1	14:1
2013	16:1	16:1	15:1
2012	15:1	15:1	14:1
2011	19:1	17:1	18:1
2010	20:1	17:1	20:1
2009	19:1	17:1	18:1
2008	18:1	17:1	17:1
2007	12:1	13:1	12:1
2006	14:1	13:1	13:1
2005	17:1	14:1	14:1
2004	16:1	13:1	14:1
2003	11:1	12:1	12:1
2002	14:1	13:1	13:1
2001	16:1	14:1	15:1
1999	16:1	15:1	16:1
1994	17:1	17:1	15:1
1993	14:1	16:1	21:1
1992	16:1	16:1	16:1
1991	16:1	16:1	16:1
1990	17:1	16:1	17:1
1989	17:1	16:1	17:1
1988	18:1	17:1	17:1

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American Indian

n/a

Asian

40%

View Data

Asian Student Percentage Comparison Over Years (1993-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	42%	7%	19%
2022	44%	7%	20%
2021	44%	8%	20%
2020	47%	7%	20%
2019	47%	7%	20%
2018	44%	7%	20%
2017	44%	7%	20%
2016	42%	8%	20%
2015	41%	6%	20%
2014	42%	7%	20%
2013	39%	7%	20%
2012	36%	6%	20%
2011	34%	7%	21%
2010	32%	7%	21%
2009	28%	7%	21%
2008	28%	6%	20%
2007	26%	6%	20%
2006	26%	6%	19%
2005	23%	6%	19%
2004	21%	6%	19%
2003	20%	5%	19%
2002	20%	5%	16%
2001	18%	4%	16%
2000	15%	4%	15%
1999	15%	4%	15%
1998	13%	4%	15%
1997	12%	4%	15%
1996	11%	3%	14%
1995	11%	4%	13%
1994	9%	3%	13%
1993	7%	3%	13%

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Hispanic

14%

19%

View Data

Hispanic Student Percentage Comparison Over Years (1993-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	13%	19%	28%
2022	12%	18%	27%
2021	13%	18%	27%
2020	12%	16%	26%
2019	12%	16%	26%
2018	10%	15%	26%
2017	10%	15%	26%
2016	11%	14%	25%
2015	11%	14%	24%
2014	11%	13%	23%
2013	11%	12%	23%
2012	12%	12%	22%
2011	11%	11%	21%
2010	11%	10%	20%
2009	9%	10%	20%
2008	8%	10%	19%
2007	9%	9%	18%
2006	9%	8%	17%
2005	8%	7%	17%
2004	8%	6%	17%
2003	7%	7%	15%
2002	7%	5%	14%
2001	8%	5%	13%
2000	5%	4%	12%
1999	4%	4%	11%
1998	4%	4%	10%
1997	4%	3%	10%
1996	4%	3%	9%
1995	3%	3%	9%
1994	3%	3%	8%
1993	3%	3%	8%

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Black

22%

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	7%	22%	10%
2022	5%	22%	10%
2021	4%	22%	10%
2020	4%	22%	10%
2019	4%	22%	10%
2018	3%	23%	10%
2017	3%	23%	10%
2016	4%	23%	10%
2015	5%	23%	10%
2014	4%	23%	10%
2013	3%	23%	10%
2012	4%	24%	10%
2011	5%	24%	10%
2010	7%	26%	12%
2009	5%	26%	12%
2008	5%	27%	12%
2007	7%	27%	12%
2006	7%	27%	12%
2005	6%	27%	12%
2004	5%	27%	11%
2003	6%	27%	11%
2002	7%	27%	11%
2001	6%	27%	11%
2000	5%	27%	11%
1999	5%	27%	11%
1998	6%	27%	11%
1997	7%	27%	11%
1996	7%	27%	11%
1995	8%	26%	11%
1994	6%	26%	11%
1993	6%	26%	10%

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White

33%

44%

View Data

White Student Percentage Comparison Over Years (1993-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	31%	45%	37%
2022	33%	46%	37%
2021	33%	46%	37%
2020	32%	49%	39%
2019	32%	49%	39%
2018	37%	50%	40%
2017	37%	50%	40%
2016	38%	50%	40%
2015	38%	52%	41%
2014	38%	52%	42%
2013	41%	53%	43%
2012	43%	54%	43%
2011	45%	54%	44%
2010	50%	57%	47%
2009	55%	57%	47%
2008	56%	57%	49%
2007	55%	58%	50%
2006	58%	59%	52%
2005	63%	60%	52%
2004	66%	61%	53%
2003	65%	61%	55%
2002	66%	63%	59%
2001	68%	64%	60%
2000	75%	65%	62%
1999	76%	65%	63%
1998	77%	65%	64%
1997	77%	66%	64%
1996	78%	67%	66%
1995	78%	67%	67%
1994	82%	68%	68%
1993	84%	68%	69%

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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	Rocky Run Middle School	Virginia	Fairfax County School District
2023	6%	7%	6%
2022	5%	7%	6%
2021	5%	6%	6%
2020	5%	6%	5%
2019	5%	6%	5%
2018	6%	5%	4%
2017	6%	5%	4%
2016	5%	5%	5%
2015	5%	5%	5%
2014	5%	5%	5%
2013	6%	5%	4%

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All Ethnic Groups

0.71

0.72

View Data

Diversity Score Comparison Over Years (1993-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	0.71	0.71	0.74
2022	0.68	0.70	0.74
2021	0.68	0.70	0.74
2020	0.66	0.68	0.74
2019	0.66	0.68	0.74
2018	0.66	0.67	0.73
2017	0.66	0.67	0.73
2016	0.67	0.68	0.73
2015	0.68	0.66	0.73
2014	0.67	0.66	0.73
2013	0.67	0.65	0.72
2012	0.68	0.64	0.72
2011	0.68	0.64	0.72
2010	0.66	0.62	0.67
2009	0.63	0.60	0.67
2008	0.62	0.60	0.66
2007	0.64	0.59	0.66
2006	0.61	0.58	0.65
2005	0.56	0.57	0.65
2004	0.54	0.55	0.64
2003	0.54	0.55	0.63
2002	0.52	0.53	0.60
2001	0.50	0.52	0.58
2000	0.42	0.51	0.57
1999	0.40	0.51	0.56
1998	0.39	0.50	0.55
1997	0.38	0.49	0.55
1996	0.38	0.48	0.54
1995	0.38	0.49	0.52
1994	0.32	0.47	0.51
1993	0.29	0.47	0.49

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Eligible for

17%

55%

View Data

Free Lunch Eligibility Comparison Over Years (1996-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	16%	52%	30%
2022	13%	41%	27%
2021	7%	35%	22%
2020	9%	39%	24%
2019	9%	39%	24%
2018	5%	35%	21%
2017	5%	35%	21%
2016	5%	35%	21%
2015	8%	34%	21%
2014	9%	33%	21%
2013	9%	32%	21%
2012	9%	32%	20%
2011	10%	31%	20%
2010	8%	29%	19%
2009	7%	26%	16%
2008	8%	25%	15%
2007	7%	24%	14%
2006	4%	24%	14%
2005	6%	24%	14%
2004	5%	23%	14%
2003	4%	23%	13%
2002	6%	23%	13%
2001	5%	21%	12%
2000	3%	23%	12%
1999	3%	24%	13%
1998	5%	24%	13%
1997	5%	24%	12%
1996	4%	24%	13%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (1999-2023)
Year	Rocky Run Middle School	Virginia	Fairfax County School District
2023	2%	2%	3%
2022	4%	5%	6%
2021	5%	6%	6%
2020	3%	5%	5%
2019	3%	5%	5%
2018	4%	6%	5%
2017	4%	6%	5%
2016	4%	6%	5%
2015	3%	6%	6%
2014	4%	6%	6%
2013	3%	6%	5%
2012	3%	7%	5%
2011	3%	6%	5%
2010	4%	7%	6%
2009	2%	7%	6%
2008	2%	7%	6%
2007	3%	7%	6%
2006	3%	7%	6%
2005	2%	7%	6%
2004	3%	7%	6%
2003	3%	7%	6%
2002	4%	7%	6%
2001	2%	7%	6%
2000	3%	7%	5%
1999	3%	6%	5%

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School Statewide Testing

School District Name

Fairfax County School District

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

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Rocky Run Middle School's ranking?

Rocky Run Middle School is ranked #30 out of 1,773 schools, which ranks it among the top 5% of public schools in Virginia.

What schools are Rocky Run Middle School often compared to?

Rocky Run Middle Schoolis often viewed alongside schools like Franklin Middle School, Liberty Middle School, Carson Middle School by visitors of our site.

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

91% of students have achieved math proficiency (compared to the 68% VA state average), while 92% of students have achieved reading proficiency (compared to the 69% VA state average).

How many students attend Rocky Run Middle School?

886 students attend Rocky Run Middle School.

What is the racial composition of the student body?

40% of Rocky Run Middle School students are Asian, 33% of students are White, 14% of students are Hispanic, 7% of students are Black, and 6% of students are Two or more races.

What is the student-teacher ratio of Rocky Run Middle School?

Rocky Run Middle School has a student ration of 13:1, which is lower than the Virginia state average of 14:1.

What grades does Rocky Run Middle School offer ?

Rocky Run Middle School offers enrollment in grades 7-8 (Supplemental Virtual).

What school district is Rocky Run Middle School part of?

Rocky Run Middle School is part of Fairfax County School District.

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Quick Facts (2025-26)

Grades: 7-8
Enrollment: 886 students
Student-Teacher Ratio: 13:1
Minority Enrollment: 67%
: Top 5%
: 91% (Top 5%)
: 92% (Top 5%)
: 87% (Top 5%)
Source: National Center for Education Statistics (NCES), VA Dept. of Education