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allk12 · Rankings · Most improved · Georgia · Cobb County · Middle schools

The public middle schools with the most improved test scores in Cobb County, Georgia

28 public middle schools in Cobb County, Georgia appear in this ranking of the public middle schools with the most improved test scores, ranked by the 3-year gain in composite math + reading proficiency. Cooper Middle School leads the list at +11.8pp, against a median of +3.8pp across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked
28
Cobb County, Georgia
Top 3-yr change
+11.8pp
Median 3-yr change
+3.8pp
MOST IMPROVED · COBB COUNTY, GEORGIA
#SchoolCityDistrictStudents3 yrs agoLatestChange
1Cooper Middle SchoolAustell, GACobb County1,00032.9%44.8%+11.8pp
2Marietta Middle SchoolMarietta, GAMarietta City1,35237.0%46.6%+9.5pp
3McCleskey Middle SchoolMarietta, GACobb County54045.6%54.8%+9.2pp
4Pine Mountain Middle SchoolKennesaw, GACobb County50640.6%49.4%+8.8pp
5Marietta Sixth Grade AcademyMarietta, GAMarietta City67835.7%44.4%+8.7pp
6Tapp Middle SchoolPowder Springs, GACobb County80936.1%44.5%+8.4pp
7Griffin Middle SchoolSmyrna, GACobb County99139.9%47.8%+7.9pp
8Garrett Middle SchoolAustell, GACobb County89122.1%29.9%+7.7pp
9Floyd Middle SchoolMableton, GACobb County77626.3%33.6%+7.4pp
10Lindley Middle SchoolMableton, GACobb County90520.4%26.8%+6.4pp
11Campbell Middle SchoolSmyrna, GACobb County1,36836.0%40.5%+4.5pp
12Lovinggood Middle SchoolPowder Springs, GACobb County1,20956.8%61.3%+4.5pp
13Pearson Middle SchoolMarietta, GACobb County80616.2%20.5%+4.4pp
14McClure Middle SchoolKennesaw, GACobb County1,03060.1%64.0%+3.9pp
15Lost Mountain Middle SchoolKennesaw, GACobb County97964.7%68.4%+3.7pp
16Dickerson Middle SchoolMarietta, GACobb County1,22583.7%87.2%+3.5pp
17Betty Gray Middle SchoolMableton, GACobb County70226.1%29.3%+3.2pp
18Smitha Middle SchoolMarietta, GACobb County86626.9%29.9%+3.0pp
19Barber Middle SchoolAcworth, GACobb County79036.7%39.6%+2.9pp
20East Cobb Middle SchoolMarietta, GACobb County1,35233.4%35.2%+1.8pp
21Awtrey Middle SchoolKennesaw, GACobb County59341.6%43.3%+1.7pp
22Daniell Middle SchoolMarietta, GACobb County88447.3%48.6%+1.3pp
23Hightower Trail Middle SchoolMarietta, GACobb County94475.1%75.5%+0.4pp
24Simpson Middle SchoolMarietta, GACobb County88471.6%70.8%-0.8pp
25Dodgen Middle SchoolMarietta, GACobb County1,17880.7%79.5%-1.2pp
26Mabry Middle SchoolMarietta, GACobb County93874.5%73.2%-1.3pp
27Durham Middle SchoolAcworth, GACobb County98465.2%59.7%-5.5pp
28Palmer Middle SchoolKennesaw, GACobb County80350.3%41.0%-9.3pp
Page 1 of 1 · top 28 of 28 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.