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zipcodes.pro — ZIP/78557

78557

ZIP 78557 is Hidalgo, Texas, in Hidalgo County; area code 956; Central time.

Type
Standard
Time zone
America/Chicago
County
Hidalgo
Population
14,498
Coordinates
26.1095, -98.2535
☼ Live from 78557 — Hidalgo, TX

Weather right now

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NEXRAD radar
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Local time: —

Where 78557 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 78557
  • 🔢 Type 78557 into a pocket calculator and turn it upside down: LSSBL — not quite a word, sorry.
  • ➕ As a number, 78,557 = 17 × 4621. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001011011101
  • 🏠 Its numerical neighbours: 78553 (Harlingen, TX, 35 mi away) and 78558 (La Blanca, TX, 19 mi away).
  • 🔄 Backwards, 78557 becomes 75587, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (55787, 57758, 57785, 58577, 58757, 58775, …). The farthest-flung twin is 58757 in Mandaree, ND, 1,509 miles away.
  • 🧭 Farther south than 98% of all ZIP codes, and farther west than 77%.
  • 🎯948 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78557 and you would come out at 26.11°S, 81.75°E — 1,375 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 46m of daylight. Shortest: 10h 30m.
  • 📏 At 16.6 square miles of land, 78557 is bigger than 34% of ZIP codes — room for about 13 Central Parks.
🌙 The sky over 78557 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population14,498This ZIP14,498
Households3,909This ZIP3,909
Housing units4,195This ZIP4,195
Median age31.5This ZIP31.5Texas35.6US 38.9
Median household income$59,441This ZIP$59,441Texas$78,476US $80,734
Median home value$163,600This ZIP$163,600Texas$283,800US $332,700
Median gross rent$842This ZIP$842Texas$1,403US $1,413
Bachelor's degree or higher22.8%This ZIP22.8%
Mean commute19.9 minThis ZIP19.9 min
Population density872.3 / sq miThis ZIP872.3 / sq mi

Business and tax activity

Business establishments340This ZIP340
Employees3,175This ZIP3,175
Annual payroll$110,165,000This ZIP$110,165,000
Tax returns filed7,330This ZIP7,330
Total adjusted gross income$296,523,000This ZIP$296,523,000

Land area

Land area16.62 sq miThis ZIP16.62 sq mi
Water area0.56 sq miThis ZIP0.56 sq mi

Other place names in 78557

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

ZIP codes near 78557

ZIPCityDistance
78503 Mcallen, TX 3.7 mi
78577 Pharr, TX 5.2 mi
78589 San Juan, TX 6.5 mi
78505 Mcallen, TX 6.7 mi
78501 Mcallen, TX 7.4 mi
78516 Alamo, TX 8.5 mi
78572 Mission, TX 9.0 mi
78502 Mcallen, TX 10.7 mi
78504 Mcallen, TX 11.7 mi
78539 Edinburg, TX 12.6 mi

Find every ZIP code within 10 miles of 78557 →

Questions about this ZIP code

Where is ZIP code 78557?

78557 is in Hidalgo, Texas, in Hidalgo County, part of the McAllen-Edinburg-Mission, TX metropolitan area. Its published point location is 26.1095, -98.2535.

What county is 78557 in?

78557 lies in Hidalgo County.

What area code is 78557?

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

What time zone is 78557 in?

78557 uses America/Chicago.

How many people live in 78557?

About 14,498 people live in ZIP code 78557, in 3,909 households, at 872.3 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 78557?

$59,441 a year, against $78,476 across Texas.

What ZIP codes are near 78557?

The closest are 78503 (3.7 mi), 78577 (5.2 mi), 78589 (6.5 mi), 78505 (6.7 mi) and 78501 (7.4 mi).

Is 78557 a PO Box ZIP code?

78557 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78557 ZIP Code — Hidalgo, Texas (Hidalgo County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78557

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