DeKalb County, Georgia

DeKalb County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF DEKALB GUS Population: 770,307 (2024) ID: 161744	County	Official County Government	Contact: C/O BUDGET/FINANCE DEPARTMENT 1300 COMMERCE DRIVE, 6TH FL, DECATUR GA 30030-3222
CITY OF STONECREST GUS Population: 61,015 (2024) ID: 247151	Municipal	Municipal Government Within County	Contact: MAYOR 3120 STONECREST BLVD, STONECREST GA 30038
CITY OF BROOKHAVEN GUS Population: 59,370 (2024) ID: 240468	Municipal	Municipal Government Within County	Contact: MAYOR 4362 PEACHTREE RD NE, BROOKHAVEN GA 30319-3023
CITY OF DUNWOODY GUS Population: 51,795 (2024) ID: 221292	Municipal	Municipal Government Within County	Contact: FINANCE DIRECTOR 4800 ASHFORD DUNWOODY ROAD, DUNWOODY GA 30338
CITY OF TUCKER GUS Population: 37,224 (2024) ID: 245195	Municipal	Municipal Government Within County	Contact: ADMINISTRATOR 4119 ADRIAN STREET, SUITE 510, TUCKER GA 30084
CITY OF CHAMBLEE GUS Population: 32,321 (2024) ID: 194680	Municipal	Municipal Government Within County	Contact: CITY MANAGER 5468 PEACHTREE RD, CHAMBLEE GA 30341-2398
CITY OF DECATUR GUS Population: 24,482 (2024) ID: 204214	Municipal	Municipal Government Within County	Contact: ASSISTANT TO THE CITY MANAGER PO BOX 220, DECATUR GA 30031-0220
CITY OF CLARKSTON GUS Population: 14,416 (2024) ID: 161851	Municipal	Municipal Government Within County	Contact: CITY CLERK 1055 ROWLAND STREET, CLARKSTON GA 30021
CITY OF DORAVILLE GUS Population: 12,436 (2024) ID: 207715	Municipal	Municipal Government Within County	Contact: FINANCE DIRECTOR 3725 PARK AVE, DORAVILLE GA 30340-1197
CITY OF STONE MOUNTAIN GUS Population: 6,552 (2024) ID: 102186	Municipal	Municipal Government Within County	Contact: CITY CLERK 875 MAIN ST, STONE MOUNTAIN GA 30083
CITY OF AVONDALE ESTATES GUS Population: 3,526 (2024) ID: 102185	Municipal	Municipal Government Within County	Contact: MAYOR 21 N AVONDALE PLZ, AVONDALE ESTATES GA 30002-1369
CITY OF LITHONIA GUS Population: 2,581 (2024) ID: 161852	Municipal	Municipal Government Within County	Contact: MAYOR - DEBORAH JACKSON 6920 MAIN ST, LITHONIA GA 30058-4450
CITY OF PINE LAKE GUS Population: 752 (2024) ID: 189846	Municipal	Municipal Government Within County	Contact: DIRECTOR OF PUBLIC WORKS PO BOX 1325, PINE LAKE GA 30072-1325