How high is San Antonio?

San Antonio sits at 663 ft (202 m) above sea level, measured from Copernicus GLO-30 satellite data. That sits below Texas’s average of 1,657 ft (505 m) — on the lower side for the state, with about 63% of Texas higher.

Interactive 3D elevation map of the San Antonio, Texas area, from the Copernicus GLO-30 model

A live 3D slice of the terrain around San Antonio, from our satellite elevation model. San Antonio is marked at 663 ft (202 m); the highest ground in view reaches 1,998 ft (609 m). Drag to spin it (tap to start on mobile).

San Antonio in Texas

Here’s the useful context: San Antonio, at 663 ft (202 m), sits roughly 994 ft (303 m) below Texas’s average elevation of 1,657 ft (505 m). Despite its reputation it’s on the lower side for its state — our model puts about 63% of Texas’s land higher than the city.

-10 ft — Texas low▲ San Antonio 663 ft · avg 1,657 ft ┈8,681 ft — Texas high

The terrain around San Antonio

The ground right around San Antonio is fairly even, close to 663 ft (202 m), so the city itself feels level underfoot. But the window still catches higher country: the terrain climbs to 1,998 ft (609 m) toward the west edge of the view, which is what gives San Antonio its mountain backdrop.

You can read the whole story in the map above — the flatter ground where the city sits, and the way the land gathers into peaks nearby. It’s the difference between where you stand and what you can see from it.

What San Antonio’s altitude means

At 663 ft (202 m), San Antonio is low enough that altitude barely registers. The air holds close to the oxygen your body expects nearer sea level, so arriving here brings none of the breathlessness or fast dehydration that higher cities do. If altitude is on your mind, this isn’t the place to worry about it.

How San Antonio compares

Among Texas’s larger cities, San Antonio is ranked #4 of 10 by elevation. For a familiar yardstick, that puts it well below Denver’s mile-high 5,280 ft (1,609 m).

El Paso — 3,730 ft (1,137 m)
Amarillo — 3,671 ft (1,119 m)
Lubbock — 3,205 ft (977 m)
San Antonio — 663 ft (202 m)
Austin — 505 ft (154 m)
Dallas — 436 ft (133 m)
Laredo — 427 ft (130 m)

San Antonio elevation FAQ

How high is San Antonio?: San Antonio’s elevation is about 663 ft (202 m) above sea level at the city center, measured from Copernicus GLO-30 satellite data.
Is San Antonio high or low for Texas?: On the low side. At 663 ft (202 m) it sits below Texas’s average of 1,657 ft (505 m), with about 63% of the state higher.
Does San Antonio’s altitude affect visitors?: Not really. At 663 ft (202 m), San Antonio is low enough that the air feels much like it does near sea level.

Explore more

↑ Texas’s full elevation map — the whole state in interactive 3D, with its high and low points and average elevation.
· Blog: Average Elevation by State — where Texas’s 1,657 ft (505 m) mean ranks.
· Blog: Elevation vs Altitude — what a city’s elevation figure actually measures.

San Antonio’s elevation is a native ~30 m windowed-median sample from Copernicus GLO-30 (ESA); the Texas figures are computed across the state from the same model. The 3D view is a fine windowed sample at roughly 197 m resolution, sharp enough to resolve the surrounding ridgelines. Data as of 2026-08-19.