Kell High School
🇺🇸 Official data · 2025Marietta, Georgia 30066 · Cobb County
#81 of 431 high schools in Georgia
#6584 of 16,910 nationally
About Kell High School
Kell High School is a public high located in Marietta, in the Cobb County school district of Georgia, United States. It caters for Grades 9–12. In 2025 it enrolled 1,587 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 56.9 out of 100, placing it in the top 50% of high schools in United States and 81st of 431 ranked high schools in Georgia. Its strongest component is reading proficiency (65th percentile), and its weakest is students per teacher (32th percentile).
Other published figures: enrollment 1,587.
There are 59 schools in Marietta; Kell High School ranks 33rd of 58 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)45%
- Reading proficiency (30%)63%
- Community advantage (fewer free/reduced-price lunch) (25%)43.2%
- Students per teacher (15%)17.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Kell High School by the official sources.
- Enrollment
- 1,587
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 43.2%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 63%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 45%
- Share of tested students proficient or above (all students, all grades).
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Schools near Kell High School
Closest schools by straight-line distance, with their Success Index (US).
Nicholson Elementary School
Marietta · Public elementary · Grades PK–5
413 students · 1.6 km away
Keheley Elementary School
Marietta · Public elementary · Grades PK–5
393 students · 1.8 km away
McCleskey Middle School
Marietta · Public middle · Grades 6–8
540 students · 2.1 km away
Davis Elementary School
Marietta · Public elementary · Grades PK–5
635 students · 3.3 km away
Blackwell Elementary School
Marietta · Public elementary · Grades PK–5
580 students · 3.3 km away
Rocky Mount Elementary School
Marietta · Public elementary · Grades PK–5
576 students · 3.6 km away
Mabry Middle School
Marietta · Public middle · Grades 6–8
938 students · 4.0 km away
Lassiter High School
Marietta · Public high · Grades 9–12
2,005 students · 4.3 km away
Woodstock Middle School
Woodstock · Public middle · Grades 6–8
1,075 students · 4.7 km away
Addison Elementary School
Marietta · Public elementary · Grades PK–5
571 students · 4.8 km away
Similar schools
Public high schools in Georgia with a comparable Enrollment.
East Forsyth High School
Gainesville · Public high · Grades 9–12
1,588 students
Ola High School
McDonough · Public high · Grades 9–12
1,586 students
Eastside High School
Covington · Public high · Grades 9–12
1,590 students
Northview High School
Duluth · Public high · Grades 9–12
1,591 students
Eagle's Landing High School
McDonough · Public high · Grades 9–12
1,578 students
Wayne County High School
Jesup · Public high · Grades 9–12
1,576 students
Frequently asked questions
Is Kell High School a good school?
Kell High School has a Success Index (US) of 56.9 out of 100 (Top 50% of high schools in United States) and ranks #81 of 431 in Georgia. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Kell High School rank in Georgia?
Kell High School ranks #81 of 431 high schools in Georgia and #6584 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Kell High School?
Kell High School had 1,587 students in 2025.
Is Kell High School a elementary school or a high school?
Kell High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Kell High School?
There are 10 schools within 15 km of Kell High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.