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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/78210

78210

ZIP 78210 is in San Antonio, Texas, in Bexar County; area codes 210 and 726; Central time. San Antonio has 83 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Bexar
Population
34,940
Coordinates
29.3958, -98.4644
☼ Live from 78210 — San Antonio, TX

Weather right now

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NEXRAD radar
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Local time: —

Where 78210 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 78210
  • 🔢 Type 78210 into a pocket calculator and turn it upside down: OIZBL — not quite a word, sorry.
  • ➕ As a number, 78,210 = 2 × 3 × 3 × 5 × 11 × 79. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011000110000010
  • 🏠 Its numerical neighbours: 78209 (San Antonio, TX, 6 mi away) and 78211 (San Antonio, TX, 7 mi away).
  • 🔄 Backwards, 78210 becomes 01287, which is not a ZIP code at all.
  • 👥 67 other ZIP codes are made of exactly the same digits (01827, 02187, 02718, 02817, 02871, 07821, …). The farthest-flung twin is 02187 in Milton Village, MA, 1,762 miles away.
  • 🧭 Farther south than 95% of all ZIP codes, and farther west than 78%.
  • 🎯721 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78210 and you would come out at 29.40°S, 81.54°E — 1,501 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 02m of daylight. Shortest: 10h 15m.
  • 📏 At 7.3 square miles of land, 78210 is bigger than 23% of ZIP codes — room for about 5.6 Central Parks.
🌙 The sky over 78210 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population34,940This ZIP34,940
Households11,795This ZIP11,795
Housing units14,354This ZIP14,354
Median age35.4This ZIP35.4Texas35.6US 38.9
Median household income$55,028This ZIP$55,028Texas$78,476US $80,734
Median home value$189,400This ZIP$189,400Texas$283,800US $332,700
Median gross rent$1,159This ZIP$1,159Texas$1,403US $1,413
Bachelor's degree or higher16.9%This ZIP16.9%
Mean commute26.5 minThis ZIP26.5 min
Population density4,766.7 / sq miThis ZIP4,766.7 / sq mi

Business and tax activity

Business establishments362This ZIP362
Employees3,882This ZIP3,882
Annual payroll$171,181,000This ZIP$171,181,000
Tax returns filed14,730This ZIP14,730
Total adjusted gross income$718,833,000This ZIP$718,833,000

Land area

Land area7.33 sq miThis ZIP7.33 sq mi
Water area0.03 sq miThis ZIP0.03 sq mi

Other place names in 78210

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 78210

ZIPCityDistance
78203 San Antonio, TX 1.4 mi
78202 San Antonio, TX 2.3 mi
78205 San Antonio, TX 2.4 mi
78204 San Antonio, TX 2.5 mi
78288 San Antonio, TX 2.6 mi
78206 San Antonio, TX 2.9 mi
78241 San Antonio, TX 2.9 mi
78246 San Antonio, TX 2.9 mi
78265 San Antonio, TX 2.9 mi
78268 San Antonio, TX 2.9 mi

Find every ZIP code within 10 miles of 78210 →

Questions about this ZIP code

Where is ZIP code 78210?

78210 is in San Antonio, Texas, in Bexar County, part of the San Antonio-New Braunfels, TX metropolitan area. Its published point location is 29.3958, -98.4644.

What county is 78210 in?

78210 lies in Bexar County.

What area code is 78210?

San Antonio uses area codes 210 and 726, from NANPA's telephone records.

What time zone is 78210 in?

78210 uses America/Chicago.

How many people live in 78210?

About 34,940 people live in ZIP code 78210, in 11,795 households, at 4,766.7 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 78210?

$55,028 a year, against $78,476 across Texas.

What ZIP codes are near 78210?

The closest are 78203 (1.4 mi), 78202 (2.3 mi), 78205 (2.4 mi), 78204 (2.5 mi) and 78288 (2.6 mi).

Is 78210 a PO Box ZIP code?

78210 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78210 ZIP Code — San Antonio, Texas (Bexar County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78210

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