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ZIP code 78257: San Antonio, TX

78257 is a ZIP code in San Antonio, Texas, mainly in Bexar County, part of the San Antonio-New Braunfels, TX metro area. About 10,992 people live here.

Population
10,992
Median household income
$81,301
Typical home value
$926,200+3.9% in 12 months
Median rent
$1,689gross, per month
Median age
34
Homeowners
36.4%of occupied homes
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Shaded: ZIP code 78257's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 78257 details

CitySan Antonio
StateTexas
CountyBexar County
Metro areaSan Antonio-New Braunfels, TX
Time zoneCentral Time (UTC−6), observes daylight saving time
TypeStandard (delivery area)
Land area28.5 sq mi, plus 0.2 sq mi of water
Population density386 people per sq mi
Bachelor's degree or higher59.9% of adults 25+
Average commute24.3 minutes
Center coordinates29.64710, -98.58107

Median rent in 78257 by bedrooms

SizeMedian gross rent
Studio$1,440/mo
1 bedroom$1,536/mo
2 bedrooms$1,959/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 78257

ZIP codeCityDistancePopulation
78256San Antonio, TX3.2 mi13,453
78231San Antonio, TX5.1 mi9,744
78255San Antonio, TX5.1 mi17,379
78248San Antonio, TX5.2 mi14,488
78258San Antonio, TX5.6 mi52,448
78249San Antonio, TX5.9 mi63,439
78260San Antonio, TX6.4 mi38,023
78230San Antonio, TX7.1 mi41,387

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 78257?

A typical home in ZIP code 78257 is worth about $926,200 (Zillow Home Value Index). The median household here earns $81,301 a year. See what buying here would cost per month, with Texas average taxes and insurance filled in.

Monthly payment for a $926,200 homeWhat can a $81,301 income afford?Rental property numbers

About ZIP code 78257

What city is ZIP code 78257?

ZIP code 78257 is in San Antonio, TX, in Bexar County.

What county is ZIP code 78257 in?

78257 is mainly in Bexar County, Texas.

What is the population of ZIP code 78257?

About 10,992 people live in ZIP code 78257, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 78257 in?

78257 is in Central Time (UTC−6). It observes daylight saving time.

What other ZIP codes does San Antonio have?

San Antonio, TX also uses 78201, 78202, 78203, 78204, 78205, 78206, 78207, 78208, 78209, 78210, 78211, 78212, 78213, 78214, 78215, 78216, 78217, 78218, 78219, 78220, 78221, 78222, 78223, 78224, 78225, 78226, 78227, 78228, 78229, 78230, 78231, 78232, 78233, 78235, 78237, 78238, 78239, 78240, 78241, 78242, 78243, 78244, 78245, 78246, 78247, 78248, 78249, 78250, 78251, 78252, 78253, 78254, 78255, 78256, 78258, 78259, 78260, 78261, 78263, 78264, 78265, 78266, 78268, 78269, 78270, 78278, 78279, 78280, 78283, 78284, 78285, 78288, 78289, 78291, 78292, 78293, 78294, 78295, 78296, 78297, 78298 and 78299.