City Map Compare/Dallas vs San Antonio
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Dallas

997 km²

San Antonio

1,209 km²

Dallas vs San Antonio - City Size Comparison

Dallas vs San Antonio - City Size Comparison

Dallas

United States

Area997 km²
Population1.30M
Density1,304 /km²
Elevation131 m
Founded1841
San Antonio

United States

Area1,209 km²
Population1.43M
Density1,183 /km²
Elevation198 m
Founded1718

Area Comparison

Dallas is 1.2x smaller than San Antonio

Population Comparison

Dallas has 1.1x fewer people than San Antonio

Is Dallas Bigger Than San Antonio?

San Antonio is significantly larger, covering 1.2 times the area of Dallas. San Antonio spans 1,209 km² (467 mi²) while Dallas covers 997 km² (385 mi²) — a difference of 212 km².

To put Dallas's size in perspective, its area of 997 km² is about 1.1x the size of Berlin. Meanwhile, San Antonio at 1,209 km² is about 1.3x smaller than London.

Dallas's footprint is roughly about 140,000 American football fields, 17 times the area of Manhattan, or 9 times the area of Paris — pick whichever unit feels intuitive. For San Antonio, that's about 169,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris.

About Dallas

Dallas is a city in the U.S. state of Texas. Located in the state's northern region, it is the ninth-most populous city in the United States and third-most populous city in Texas, with a population of 1.3 million at the 2020 census. Along with the city of Fort Worth, Dallas anchors the Dallas–Fort Worth metroplex, the fourth-most populous metropolitan area in the U.S. and the most populous metropolitan area in Texas, at 8.5 million people.

Known as "Big D", Dallas covers 997 km² with a population of 1.3 million. The city was established in 1841. Dallas is known for Dealey Plaza, Reunion Tower, Dallas Cowboys, among other attractions.

Dallas is the ninth-most populous U.S. city and the third-largest in Texas with 1.3 million residents.

About San Antonio

San Antonio is a city in the U.S. state of Texas. It is the seventh-most populous city in the United States, the second-most populous city in Texas, and the second-most populous city in the Southern U.S., with a population of 1.43 million at the 2020 census. The Greater San Antonio metropolitan area, with an estimated 2.76 million residents, ranks as the third-largest metropolitan area in Texas and the 24th-largest in the nation. It is the county seat of Bexar County.

Often called "Alamo City", San Antonio has an area of 1,209 km² and is home to 1.4 million people. It was established in 1718. Visitors come for The Alamo, San Antonio River Walk, Tower of the Americas, and much more.

San Antonio is the seventh-most populous city in the United States and second-most populous in Texas, with 1.43 million residents.

Population Density

Dallas has a population density of 1,304 people per km² — a relatively spread-out city. San Antonio, with 1,183 people per km², is a relatively spread-out city. Both cities have comparable density, though Dallas is slightly more compact.

Key Differences at a Glance

History

San Antonio is ~123 years older

Cities Similar in Size to Dallas

Dallas covers 997 km². Cities with a similar urban footprint include Abu Dhabi (972 km²), San Diego (964 km²), Hong Kong (1,114 km²), Berlin (892 km²), or Lagos (1,172 km²).

Cities Similar in Size to San Antonio

San Antonio covers 1,209 km². Cities with a similar urban footprint include Rio de Janeiro (1,221 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).

Related Comparisons

Frequently Asked Questions

Is Dallas actually bigger than San Antonio?
San Antonio is 1.2 times larger than Dallas by area. San Antonio covers 1,209 km² while Dallas spans 997 km², a difference of 212 km².
How many times does Dallas fit inside San Antonio?
Dallas (997 km²) fits inside San Antonio (1,209 km²) approximately 1 times. That means San Antonio is 1.2x the area of Dallas.
What is the population difference between Dallas and San Antonio?
San Antonio has approximately 1.4 million people, while Dallas has about 1.3 million. San Antonio has 0.1 million more residents.
Which city is more densely populated, Dallas or San Antonio?
Dallas is more densely populated with 1,304 people per km², compared to 1,183 people per km².
Which city is older, Dallas or San Antonio?
San Antonio is older, founded around 1718, while Dallas was established around 1841 — a difference of about 123 years.
How does the map comparison work?
Our synchronized map comparison tool displays both cities at the same zoom level. When you zoom in or out on one map, the other automatically adjusts to maintain the same scale, allowing you to directly compare the relative sizes of both cities.
Can I compare other cities?
Yes! Use the city selectors at the top of the page to choose any two cities from our database of 50+ major cities worldwide, or enter custom coordinates for any location.

Distance Between Dallas and San Antonio

The straight-line distance from Dallas to San Antonio is 406 km (252 miles), with an estimated flight time of ~59m.

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