Boundary Atlas

ZIP code 30338: Dunwoody, GA

ZIP code 30338 is in Dunwoody (97% of residents) and Sandy Springs (2.7%), in DeKalb County (97%) and Fulton County (2.7%), Georgia. It is in Georgia's 4th congressional district (97%) and Georgia's 7th congressional district (2.7%). Its state senate districts are State Senate District 40 (97%) and State Senate District 14 (2.7%); its state house districts are State House District 80 (76%), State House District 52 (24%) and State House District 51 (0.1%).

37,650residents (2020 Census)
9.9 sq miland area
2cities and towns
2congressional districts
15voting precincts

See it on the mapAll of Georgia

City and county

City or townShare of ZIP residents
Dunwoody97%
Sandy Springs2.7%

CountyShare of ZIP residents
DeKalb County97%
Fulton County2.7%

Town or county subdivisionShare of ZIP residents
Chamblee-Doraville CCD97%
Atlanta CCD2.7%

Congressional districts

Congressional districtShare of ZIP residents
Georgia's 4th congressional district (GA-04)97%
Georgia's 7th congressional district (GA-07)2.7%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
MayorLynn Deutsch97%
U.S. Representative (GA-04)Henry C. "Hank" Johnson, Jr. (D)202-225-160597%
U.S. Representative (GA-07)Richard McCormick (R)202-225-42722.7%
U.S. SenatorJon Ossoff (D)202-224-3521 · contact formstatewide
U.S. SenatorRaphael G. Warnock (D)202-224-3643 · contact formstatewide
State Senator (State Senate District 40)Sally Harrell (Democratic)97%
State Senator (State Senate District 14)Josh McLaurin (Democratic)2.7%
State Representative (State House District 80)Long Tran (Democratic)76%
State Representative (State House District 52)Shea Roberts (Democratic)24%
State Representative (State House District 51)Esther Panitch (Democratic)0.1%

From Wikidata (community-maintained); confirm on the city's website.

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 4097%
State Senate District 142.7%

State house districtShare of ZIP residents
State House District 8076%
State House District 5224%
State House District 510.1%

Voting precincts

15 voting precincts overlap ZIP 30338. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:30338")

ZIP 30338 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.