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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/35816

35816

ZIP 35816 is in Huntsville, Alabama, in Madison County; area codes 256 and 938; Central time. Huntsville has 24 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Madison
Metro area
Huntsville, AL
Population
15,939
Coordinates
34.7383, -86.6318
☼ Live from 35816 — Huntsville, AL

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Local time: —

Where 35816 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 35816
  • 🔢 Type 35816 into a pocket calculator and turn it upside down: gIBSE — not quite a word, sorry.
  • ➕ As a number, 35,816 = 2 × 2 × 2 × 11 × 11 × 37. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1000101111101000
  • 🏠 Its numerical neighbours: 35815 (Huntsville, AL, 6 mi away) and 35824 (Huntsville, AL, 9 mi away).
  • 🔄 Backwards, 35816 becomes 61853 — and that is a real ZIP code: Mahomet, IL, 392 miles away.
  • 👥 49 other ZIP codes are made of exactly the same digits (13658, 13685, 13856, 13865, 15368, 15638, …). The farthest-flung twin is 83651 in Nampa, ID, 1,708 miles away.
  • 🧭 Farther south than 75% of all ZIP codes, and farther east than 52%.
  • 🎯744 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 35816 and you would come out at 34.74°S, 93.37°E — 1,310 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 29m of daylight. Shortest: 9h 49m.
  • 📏 At 5.1 square miles of land, 35816 is bigger than 19% of ZIP codes — room for about 3.8 Central Parks.
🌙 The sky over 35816 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population15,939This ZIP15,939
Households7,003This ZIP7,003
Housing units8,216This ZIP8,216
Median age27.7This ZIP27.7Alabama39.3US 38.9
Median household income$40,242This ZIP$40,242Alabama$63,999US $80,734
Median home value$128,900This ZIP$128,900Alabama$209,900US $332,700
Median gross rent$915This ZIP$915Alabama$1,007US $1,413
Bachelor's degree or higher25.1%This ZIP25.1%
Mean commute16.8 minThis ZIP16.8 min
Population density3,147.5 / sq miThis ZIP3,147.5 / sq mi

Business and tax activity

Business establishments527This ZIP527
Employees7,829This ZIP7,829
Annual payroll$468,828,000This ZIP$468,828,000
Tax returns filed5,650This ZIP5,650
Total adjusted gross income$207,925,000This ZIP$207,925,000

Land area

Land area5.06 sq miThis ZIP5.06 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 35816

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

ZIP codes near 35816

ZIPCityDistance
35899 Huntsville, AL 0.8 mi
35896 Huntsville, AL 1.5 mi
35805 Huntsville, AL 2.2 mi
35893 Huntsville, AL 2.7 mi
35895 Huntsville, AL 2.7 mi
35804 Huntsville, AL 2.7 mi
35806 Huntsville, AL 3.5 mi
35801 Huntsville, AL 3.9 mi
35810 Huntsville, AL 4.8 mi
35762 Normal, AL 4.9 mi

Find every ZIP code within 10 miles of 35816 →

Questions about this ZIP code

Where is ZIP code 35816?

35816 is in Huntsville, Alabama, in Madison County, part of the Huntsville, AL metropolitan area. Its published point location is 34.7383, -86.6318.

What county is 35816 in?

35816 lies in Madison County.

What area code is 35816?

Huntsville uses area codes 256 and 938, from NANPA's telephone records.

What time zone is 35816 in?

35816 uses America/Chicago.

How many people live in 35816?

About 15,939 people live in ZIP code 35816, in 7,003 households, at 3,147.5 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 35816?

$40,242 a year, against $63,999 across Alabama.

What ZIP codes are near 35816?

The closest are 35899 (0.8 mi), 35896 (1.5 mi), 35805 (2.2 mi), 35893 (2.7 mi) and 35895 (2.7 mi).

Is 35816 a PO Box ZIP code?

35816 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “35816 ZIP Code — Huntsville, Alabama (Madison County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/35816

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