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Where am ILOCATED

DeKalb County, Georgia

DeKalb County, Georgia, has 774,394 residents (July 2025 estimate). Its county seat is Decatur. It uses Eastern Time and covers 268 sq mi (693 km²) of land.

AtlantaColumbusAugusta-Richmond County
DeKalb County in Georgia
Fulton CountyGwinnett CountyRockdale CountyAtlantaStonecrestBrookhavenDunwoodyTucker
DeKalb County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
774,394
Land area
268 sq mi (693 km²)
County seat or government
Decatur
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$80,644 ± $1,859
Median home value
$357,800 ± $4,231
Median rent, with utilities
$1,692 ± $12
Homes lived in by their owners
58.8% ± 0.7 points
County type
County
Metro or micro area
Atlanta-Sandy Springs-Roswell, GA metro areaCentral county
Water area
3.42 sq mi (8.85 km²)
State
Georgia
County code (FIPS)
13089
Coordinates (central point)
33.770661, -84.226343
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in DeKalb County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 3008362,724 people
  2. 3005862,614 people
  3. 3003952,783 people
  4. 3009346,410 people
  5. 3031945,985 people
  6. 3003843,776 people
  7. 3003242,948 people
  8. 3029441,983 people
  9. 3003441,847 people
  10. 3033839,465 people
  11. 3008738,977 people
  12. 3008438,242 people
All 37
  1. 3034136,021 people
  2. 3035035,170 people
  3. 3031635,107 people
  4. 3001234,506 people
  5. 3031534,264 people
  6. 3009433,731 people
  7. 3003031,756 people
  8. 3003331,310 people
  9. 3034030,062 people
  10. 3008829,240 people
  11. 3032429,073 people
  12. 3002127,781 people
  13. 3032927,278 people
  14. 3034524,492 people
  15. 3030624,236 people
  16. 3030721,709 people
  17. 3003521,569 people
  18. 3036016,855 people
  19. 3031715,622 people
  20. 302888,116 people
  21. 300025,225 people
  22. 300794,831 people
  23. 303464,411 people
  24. 303222,521 people
  25. 30072800 people

37 ZIP Code areas overlap DeKalb County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in DeKalb County, largest first

  1. Gwinnett County School District964,548 people
  2. DeKalb County School District700,163 people
  3. Atlanta City School District505,162 people
  4. Decatur City School District24,518 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Atlanta, Georgia (city)505,268 people
  2. Stonecrest, Georgia (city)60,501 people
  3. Brookhaven, Georgia (city)57,855 people
  4. Dunwoody, Georgia (city)51,758 people
  5. Tucker, Georgia (city)37,123 people
  6. Redan, Georgia (CDP)31,017 people
  7. Chamblee, Georgia (city)30,895 people
  8. Decatur, Georgia (city)24,518 people
  9. Candler-McAfee, Georgia (CDP)20,905 people
  10. North Decatur, Georgia (CDP)18,442 people
  11. North Druid Hills, Georgia (CDP)17,997 people
  12. Clarkston, Georgia (city)14,557 people
All 22
  1. Belvedere Park, Georgia (CDP)14,181 people
  2. Doraville, Georgia (city)11,134 people
  3. Scottdale, Georgia (CDP)10,542 people
  4. Panthersville, Georgia (CDP)9,053 people
  5. Druid Hills, Georgia (CDP)8,169 people
  6. Gresham Park, Georgia (CDP)6,935 people
  7. Stone Mountain, Georgia (city)6,623 people
  8. Avondale Estates, Georgia (city)3,530 people
  9. Lithonia, Georgia (city)2,622 people
  10. Pine Lake, Georgia (city)882 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Fulton County, Georgia14 mi west
  2. Rockdale County, Georgia14 mi southeast
  3. Gwinnett County, Georgia17 mi northeast
  4. Clayton County, Georgia19 mi southwest
  5. Henry County, Georgia22 mi south

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.