Where is Decatur, Georgia, USA?

Written and Fact-checked by | Updated On: April 28, 2026 | 14:51 ET

Where is Decatur Located? - Decatur is a city located in the Adams County of Georgia, United States. Decatur lies between 48.2766 Degrees North latitudes and 116.5535 Degrees West longitudes.

Location Map of Decatur, Georgia

Where is Decatur, Georgia

Decatur Map, Georgia, USA

Where is Decatur?: The Google Map showing the location of Decatur in the U.S. state of Georgia.

Where is Decatur Located?

Decatur is a city located in the Adams County of Georgia, United States. Decatur lies between 48.2766 Degrees North latitudes and 116.5535 Degrees West longitudes. According to 2020 U.S.census, the population of Decatur city is 24928 people and the city has a total area of 4.44 sq mi. The city has numerous parks and recreational facilities.

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Decatur, Georgia Quick Facts

PropertyDetails
CityDecatur
CountyDeKalb County
StateGeorgia
State CapitalAtlanta
US RegionSouthern United States
Latitude33.7748°N
Longitude84.2963°W
Elevation1,043 ft (318 m)
Land Area4.47 sq mi
Water Area0.01 sq mi
Total Area4.48 sq mi
Population (2020 Census)24,928
Population DensityAbout 5,577 per sq mi
ZIP Codes30030, 30031, 30032, 30033, 30036
Area Code404, 470, 678, 770
Time Zone StandardEastern Standard Time (EST), UTC -5
Time Zone DaylightEastern Daylight Time (EDT), UTC -4
CurrencyUnited States Dollar (USD)
FIPS Code13-22052
Congressional DistrictGeorgia's 4th Congressional District

Nearby Cities to Decatur, Georgia

  • Avondale Estates, Georgia - East - 2 mi
  • Scottdale, Georgia - Northeast - 3 mi
  • Clarkston, Georgia - East - 4 mi
  • North Decatur, Georgia - North - 4 mi
  • Atlanta, Georgia - West - 6 mi
  • Tucker, Georgia - Northeast - 8 mi
  • Stone Mountain, Georgia - East - 9 mi
  • Chamblee, Georgia - North - 10 mi
  • Brookhaven, Georgia - Northwest - 10 mi
  • Doraville, Georgia - North - 12 mi

Decatur, Georgia Climate and Weather Overview

MonthAvg High (°F)Avg Low (°F)Avg Rainfall (in)
January53344.8
April73514.3
July89715.1
October74533.4
Annual725250.2
Climate AttributeDetails
Climate Classification (Köppen)Humid Subtropical (Cfa)
Annual RainfallAbout 50 inches
Annual Sunshine DaysApproximately 217 days
Hurricane/Tornado RiskLow hurricane risk; moderate tornado risk
SnowfallAbout 2 inches annually

Driving Distances from Decatur, Georgia

CityStateDistance (mi)Approx. Drive Time
Avondale EstatesGeorgia25 min
ClarkstonGeorgia410 min
AtlantaGeorgia615 min
TuckerGeorgia815 min
Stone MountainGeorgia918 min
BrookhavenGeorgia1020 min
ChambleeGeorgia1020 min
MariettaGeorgia2435 min
LawrencevilleGeorgia3040 min
AthensGeorgia711 hr 15 min

Transportation and Connectivity in Decatur, Georgia

TransportationDetails
Airport NameHartsfield-Jackson Atlanta International Airport
IATA CodeATL
PortNo commercial port
Major HighwaysInterstate 20, Interstate 285, US 278, US 29, US 78
Train/Amtrak ServiceMARTA Blue Line (Decatur Station); nearest Amtrak station in Atlanta
Local Bus/Transit ServiceMARTA bus and rail services
  • Interstate 20 - Major east-west interstate connecting Decatur with Atlanta, Birmingham, and Augusta.
  • Interstate 285 - Perimeter highway providing access around the Atlanta metropolitan area.
  • US 78 - Connects Decatur with downtown Atlanta and eastern Georgia communities.
  • US 278 - Regional highway linking Decatur with Atlanta and western Georgia.
  • US 29 - Important route serving DeKalb County and northeastern Georgia.

Key Landmarks and Places to Visit in Decatur, Georgia

Landmark NameType
Decatur SquareHistoric District
DeKalb History CenterMuseum
Woodlands GardenBotanical Garden
Fernbank Museum of Natural HistoryMuseum
Fernbank ForestNature Preserve
Glenlake ParkCity Park
Legacy ParkNature Park
Waffle House MuseumMuseum
Dearborn ParkCommunity Park
Stone Mountain ParkState Park

Colleges and Universities in Decatur, Georgia

Institution NameTypeLevelNotable For
Agnes Scott CollegePrivateCollegeLiberal arts education
Georgia State University - Clarkston CampusPublicUniversityPerimeter College programs
Emory UniversityPrivateUniversityResearch and medical sciences
Columbia Theological SeminaryPrivateUniversityTheological education
City Schools of DecaturPublicK-12 DistrictPublic education system

Waterbodies in Decatur, Georgia

Peachtree Creek, South River, Shoal Creek, Snapfinger Creek, Stone Mountain Lake, Candler Lake, Constitution Lakes, Deepdene Lake

Golf Courses in Decatur, Georgia

East Lake Golf Club, Mystery Valley Golf Club, Charlie Yates Golf Course, Browns Mill Golf Course, Smoke Rise Country Club, Cross Creek Golf Club

Decatur, Georgia - Key Historical Facts

  • Decatur was established in 1823 and named after U.S. naval hero Commodore Stephen Decatur.
  • The city became the county seat of DeKalb County and developed as an important commercial center east of Atlanta.
  • During the American Civil War, much of Decatur was damaged as Union forces advanced toward Atlanta in 1864.
  • The arrival of streetcars and later MARTA rail service encouraged residential and commercial growth throughout the 20th century.
  • Agnes Scott College, founded in 1889, has played a major role in the city's educational and cultural development.
  • Today, Decatur is known for its walkable downtown, thriving restaurant scene, annual festivals, historic neighborhoods, and strong arts community.

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