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zipcodes.pro — ZIP/78545

78545

ZIP 78545 is Falcon Heights, Texas, mostly in Starr County; area code 956; Central time.

Type
Standard
Time zone
America/Chicago
County
Starr +1 more
Population
392
Coordinates
26.5856, -99.1347
☼ Live from 78545 — Falcon Heights, TX

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Where 78545 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 78545
  • 🔢 Type 78545 into a pocket calculator and turn it upside down: ShSBL — not quite a word, sorry.
  • ➕ As a number, 78,545 = 5 × 23 × 683. Its digits add up to 29, a total 1,296 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001011010001
  • 🏠 Its numerical neighbours: 78543 (Elsa, TX, 73 mi away) and 78547 (Garciasville, TX, 33 mi away).
  • 🔄 Backwards, 78545 becomes 54587, which is not a ZIP code at all.
  • 👥 28 other ZIP codes are made of exactly the same digits (45875, 47558, 47585, 47855, 48557, 48755, …). The farthest-flung twin is 48755 in Pigeon, MI, 1,484 miles away.
  • 🧭 Farther south than 97% of all ZIP codes, and farther west than 79%.
  • 🎯916 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78545 and you would come out at 26.59°S, 80.87°E — 1,438 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 49m of daylight. Shortest: 10h 28m.
  • 📏 At 21.8 square miles of land, 78545 is bigger than 39% of ZIP codes — room for about 17 Central Parks.
🌙 The sky over 78545 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population392This ZIP392
Households175This ZIP175
Housing units330This ZIP330
Median age52.3This ZIP52.3Texas35.6US 38.9
Median household income$24,550This ZIP$24,550Texas$78,476US $80,734
Bachelor's degree or higher10.8%This ZIP10.8%
Mean commute23.8 minThis ZIP23.8 min
Population density18.0 / sq miThis ZIP18.0 / sq mi

Land area

Land area21.81 sq miThis ZIP21.81 sq mi
Water area16.76 sq miThis ZIP16.76 sq mi

Counties 78545 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Starr County 68.6%
Zapata County 31.4%

Other place names in 78545

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

ZIP codes near 78545

ZIPCityDistance
78564 Lopeno, TX 5.9 mi
78585 Salineno, TX 7.8 mi
78584 Roma, TX 8.9 mi
78076 Zapata, TX 24.1 mi
78582 Rio Grande City, TX 24.7 mi
78360 Guerra, TX 26.6 mi
78547 Garciasville, TX 33.4 mi
78591 Santa Elena, TX 36.2 mi
78548 Grulla, TX 36.5 mi
78067 San Ygnacio, TX 38.5 mi

Find every ZIP code within 10 miles of 78545 →

Questions about this ZIP code

Where is ZIP code 78545?

78545 is in Falcon Heights, Texas, in Starr County, part of the Rio Grande City-Roma, TX micropolitan area. Its published point location is 26.5856, -99.1347.

What county is 78545 in?

78545 spans 2 counties: Starr County and Zapata County. Most of it falls in Starr County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 78545?

Falcon Heights uses area code 956, from NANPA's telephone records.

What time zone is 78545 in?

78545 uses America/Chicago.

How many people live in 78545?

About 392 people live in ZIP code 78545, in 175 households, at 18.0 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 78545?

$24,550 a year, against $78,476 across Texas.

What ZIP codes are near 78545?

The closest are 78564 (5.9 mi), 78585 (7.8 mi), 78584 (8.9 mi), 78076 (24.1 mi) and 78582 (24.7 mi).

Is 78545 a PO Box ZIP code?

78545 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78545 ZIP Code — Falcon Heights, Texas (Starr County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78545

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