How Big Is Atlanta?

United States

Area

348 km²

134 mi²

Population

0.5M

Density

1,437/km²

Founded

1845

Atlanta Size Overview

Atlanta covers an area of 348 km² (134 mi²) in United States. Capital and most populous city of Georgia, U.S.. The city is often called "The ATL". To put this in perspective, Atlanta is about 1.6x the size of Amsterdam. In more relatable units, that's about 49,000 American football fields, 170 times the area of Monaco, or 100 times the area of Central Park.

Atlanta is the capital and most populous city of the U.S. state of Georgia. It is the county seat of Fulton County and extends into neighboring DeKalb County. With a population of 498,715 at the 2020 census and an estimated 520,070 in 2024, Atlanta is the eighth-most populous city in the Southeast and the 36th-most populous city in the United States. Atlanta is classified as a Beta+ global city.

With a population of 0.5 million, Atlanta has a population density of 1,437 people per km².

Atlanta has a history stretching back to 1845. The city is renowned for Coca-Cola headquarters, Hartsfield-Jackson Airport, Georgia Aquarium, and Centennial Olympic Park.

Did You Know?

  • Atlanta is Georgia's capital and most populous city, with around 520,070 residents estimated in 2024.
  • Despite ranking 36th nationally by population, Atlanta is classified as a Beta+ global city for its outsized influence.
  • The city straddles two counties, serving as the seat of Fulton County while extending into neighboring DeKalb.

Compare Atlanta with Other Cities

Compare Atlanta with any city using our interactive map tool.

Cities Similar in Size to Atlanta

Atlanta covers 348 km². Cities with a similar urban footprint include Dhaka (368 km²), Seattle (369 km²), Philadelphia (370 km²), Portland (376 km²), or Munich (311 km²).

Frequently Asked Questions about Atlanta

How big is Atlanta in square miles?
Atlanta covers 348 km², which is approximately 134 square miles.
What is the population of Atlanta?
Atlanta has a population of approximately 0.5 million people.
What is the population density of Atlanta?
Atlanta has a population density of 1,437 people per km² (3,722 per mi²).
How does Atlanta compare to Houston?
Atlanta covers 348 km² while Houston covers 1,725 km². Houston is 5.0x larger. Use our interactive map tool to compare them side by side.
Can I compare Atlanta with other cities on a map?
Yes! City Map Compare lets you compare Atlanta with any of 50+ cities side by side on synchronized maps. Both maps maintain the same zoom level so you can see the real difference in size.