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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/49129

49129

ZIP 49129 is Union Pier, Michigan, in Berrien County; area code 269; Eastern time.

Type
Standard
Time zone
America/Detroit
County
Berrien
Metro area
Niles, MI
Population
669
Coordinates
41.8161, -86.6864
☼ Live from 49129 — Union Pier, MI

Weather right now

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Local time: —

Where 49129 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 49129
  • 🔢 Type 49129 into a pocket calculator and turn it upside down: GZIGh — not quite a word, sorry.
  • ➕ As a number, 49,129 = 73 × 673. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011111111101001
  • 🏠 Its numerical neighbours: 49128 (Three Oaks, MI, 4 mi away) and 49130 (Union, MI, 43 mi away).
  • 🔄 Backwards, 49129 becomes 92194, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (12949, 19429, 19492, 24991, 29419, 29914, …). The farthest-flung twin is 94129 in San Francisco, CA, 1,905 miles away.
  • 🧭 Farther north than 74% of all ZIP codes, and farther east than 52%.
  • 🎯636 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 49129 and you would come out at 41.82°S, 93.31°E — 1,226 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 13m of daylight. Shortest: 9h 08m.
  • 📏 At 5.0 square miles of land, 49129 is bigger than 19% of ZIP codes — room for about 3.8 Central Parks.
🌙 The sky over 49129 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population669This ZIP669
Households321This ZIP321
Housing units1,153This ZIP1,153
Median age61.2This ZIP61.2Michigan40.2US 38.9
Median household income$106,181This ZIP$106,181Michigan$72,875US $80,734
Median home value$654,200This ZIP$654,200Michigan$231,600US $332,700
Bachelor's degree or higher71.9%This ZIP71.9%
Mean commute23.2 minThis ZIP23.2 min
Population density133.1 / sq miThis ZIP133.1 / sq mi

Business and tax activity

Business establishments38This ZIP38
Employees238This ZIP238
Annual payroll$7,570,000This ZIP$7,570,000
Tax returns filed350This ZIP350
Total adjusted gross income$60,629,000This ZIP$60,629,000

Land area

Land area5.03 sq miThis ZIP5.03 sq mi
Water area0.13 sq miThis ZIP0.13 sq mi

ZIP codes near 49129

ZIPCityDistance
49116 Lakeside, MI 2.3 mi
49117 New Buffalo, MI 3.2 mi
49128 Three Oaks, MI 4.4 mi
49115 Harbert, MI 4.9 mi
49125 Sawyer, MI 7.6 mi
49119 New Troy, MI 8.2 mi
49113 Galien, MI 9.6 mi
46371 Rolling Prairie, IN 10.6 mi
49106 Bridgman, MI 10.8 mi
46360 Michigan City, IN 12.7 mi

Find every ZIP code within 10 miles of 49129 →

Questions about this ZIP code

Where is ZIP code 49129?

49129 is in Union Pier, Michigan, in Berrien County, part of the Niles, MI metropolitan area. Its published point location is 41.8161, -86.6864.

What county is 49129 in?

49129 lies in Berrien County.

What area code is 49129?

Union Pier uses area code 269, from NANPA's telephone records.

What time zone is 49129 in?

49129 uses America/Detroit.

How many people live in 49129?

About 669 people live in ZIP code 49129, in 321 households, at 133.1 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 49129?

$106,181 a year, against $72,875 across Michigan.

What ZIP codes are near 49129?

The closest are 49116 (2.3 mi), 49117 (3.2 mi), 49128 (4.4 mi), 49115 (4.9 mi) and 49125 (7.6 mi).

Is 49129 a PO Box ZIP code?

49129 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “49129 ZIP Code — Union Pier, Michigan (Berrien County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/49129

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