Total enrollment
102,624
-1,686 (-2%) vs SY 2020-21
DeKalb County
Georgia · Public K-12
DeKalb County, Georgia reports 154 public K-12 schools to NCES, set against a county population of about 765,351, with a mix of 97 elementary, 23 middle, and 29 high.
4-year change in DeKalb County
SY 2020-21 vs SY 2024-25School count
152
+1 (+1%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How DeKalb County ranks
Among counties| Measure | This county | In Georgia | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 34.8% | #79 of 129 | N/A |
| Enrollment ranked largest first | 102,960 | #4 of 137 | #91 of 2,745 |
| Number of schools ranked most first | 154 | #2 of 137 | N/A |
| Students per teacher ranked fewest first | 13.7:1 | #47 of 137 | #1,194 of 2,655 |
| Free or reduced-price lunch share ranked highest first | 76.6% | #98 of 137 | #549 of 2,526 |
| Diversity index ranked most diverse first | 64.6% | #26 of 137 | #342 of 2,707 |
Counties need at least 3 schools and 1,000 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
DeKalb County school rankings
Residents
765,351
all ages · ACS 5-yr
Schools
154
10 districts
Enrollment
102,960
students · NCES CCD
Median income
$80,644
Above Georgia avg
Free/reduced lunch
76.6%
Below Georgia avg
Elementary
97
51,788 students
Middle
23
20,140 students
High
29
30,457 students
Combined / other
5
575 students
LARGEST DISTRICT
DeKalb County Public Schools
92,088 students · 10 districts in DeKalb County
County vs. school enrollment demographics
Left bar is the racial makeup of DeKalb County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".
County residents
School enrollment
Bachelor's+
47.4%
adults 25+
Poverty rate
9.7%
ACS 5-year
Unemployment
6.4%
civilian labor
Median age
36
22.7% under 18
Test scores in DeKalb County
Latest 2024-25 ELA proficiency, 113 schools ranked. Georgia state average: 40.1%.
Top 5 schools (ELA)
Lowest 5 schools (ELA)
Cities in DeKalb County
About DeKalb County
DeKalb County is a sizable county of about 765,351 residents in Georgia. Its public-school system instructs approximately 102,960 students across 154 schools.
Zooming out, census numbers show typical household earnings sit around $80,644, roughly 47% of adults have completed at least a four-year degree, and roughly 10% of residents live below the federal poverty line. That income level is 29% above the Georgia median.
On the level-by-level breakdown, DeKalb County is made up of 97 elementary schools (51,788 students), 23 middle schools (20,140), 29 high schools (30,457), and 5 combined or other schools.
DeKalb County Public Schools is the biggest district by enrollment, covering about 92,088 students across DeKalb County.
Five-year track record. Combined enrollment now sits at 102,624 students, remained close to its prior level from the 104,310 reported in SY 2020-21. Over that span, DeKalb County added 1 school, going from 151 to 152.
On allk12, the community for DeKalb County discusses open enrollment windows, redistricting talk, and busing logistics. Posts come from current and former families, staff, and alumni.
Frequently asked questions
DATA · Census ACS 5-year · NCES Common Core of Data