Best high schools in Decatur (2025)
Schools classified as high schools by NCES. Ranked by the Success Index (US) from official American data; 5 schools in Decatur, Georgia. Rank positions shown on each profile are within United States and Georgia.
- 177Decatur High SchoolDecatur · Public High63% Math proficiency · 1,901 students
- 223The Anchor SchoolDecatur · Charter High100% Free/reduced-price lunch · 208 students
- 319Southwest DeKalb High SchoolDecatur · Public High20% Math proficiency · 1,237 students
- 412Columbia High SchoolDecatur · Public High7% Math proficiency · 877 students
- 511Towers High SchoolDecatur · Public High12% Math proficiency · 876 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Decatur High School Decatur · High · Grades 9–12 | Public | 77.4 Top 10% | 63% Math proficiency | 1,901 |
| 2 | The Anchor School Decatur · High · Grades 6–12 | Charter | 22.5 Lower 50% | 100% Free/reduced-price lunch | 208 |
| 3 | Southwest DeKalb High School Decatur · High · Grades 9–12 | Public | 19.2 Lower 50% | 20% Math proficiency | 1,237 |
| 4 | Columbia High School Decatur · High · Grades 9–12 | Public | 11.8 Lower 50% | 7% Math proficiency | 877 |
| 5 | Towers High School Decatur · High · Grades 9–12 | Public | 11.2 Lower 50% | 12% Math proficiency | 876 |
Decatur High School in Decatur leads the 2025 list of high schools in Decatur with a Success Index (US) of 77.4. Of the 5 schools shown, 4 are public, 1 are charter.
For the full picture see the wider Georgia high schools rankings, every school on the Decatur page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best high school in Decatur?
Decatur High School in Decatur, Georgia ranks first among high schools in Decatur with a Success Index (US) of 77.4 out of 100 (Enrollment: 1,901).
How are high schools in Decatur ranked?
Each school's Success Index (US) combines 4 factors: math proficiency (30%), reading proficiency (30%), community advantage (fewer free/reduced-price lunch) (25%), students per teacher (15%). Each factor is a percentile against schools of the same type across United States. Schools with fewer than 60 students are excluded from rankings.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.