Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/48442

48442

ZIP 48442 is Holly, Michigan, mostly in Oakland County; area codes 248 and 947; Eastern time.

Type
Standard
Time zone
America/Detroit
County
Oakland +2 more
Population
22,788
Coordinates
42.7989, -83.5957
☼ Live from 48442 — Holly, MI

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 48442 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 48442
  • 🔢 Type 48442 into a pocket calculator and turn it upside down: ZhhBh — not quite a word, sorry.
  • ➕ As a number, 48,442 = 2 × 53 × 457. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011110100111010
  • 🏠 Its numerical neighbours: 48441 (Harbor Beach, MI, 82 mi away) and 48444 (Imlay City, MI, 33 mi away).
  • 🔄 Backwards, 48442 becomes 24484 — and that is a real ZIP code: Warm Springs, VA, 376 miles away.
  • 👥 10 other ZIP codes are made of exactly the same digits (24448, 24484, 24844, 28444, 44428, 44482, …). The farthest-flung twin is 84244 in Ogden, UT, 1,453 miles away.
  • 🧭 Farther north than 81% of all ZIP codes, and farther east than 61%.
  • 🎯803 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 48442 and you would come out at 42.80°S, 96.40°E — 1,300 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 20m of daylight. Shortest: 9h 01m.
  • 📏 At 85.9 square miles of land, 48442 is bigger than 74% of ZIP codes — room for about 65 Central Parks.
🌙 The sky over 48442 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population22,788This ZIP22,788
Households9,348This ZIP9,348
Housing units9,767This ZIP9,767
Median age42.3This ZIP42.3Michigan40.2US 38.9
Median household income$86,575This ZIP$86,575Michigan$72,875US $80,734
Median home value$265,800This ZIP$265,800Michigan$231,600US $332,700
Median gross rent$1,283This ZIP$1,283Michigan$1,129US $1,413
Bachelor's degree or higher28.7%This ZIP28.7%
Mean commute35.5 minThis ZIP35.5 min
Population density265.4 / sq miThis ZIP265.4 / sq mi

Business and tax activity

Business establishments414This ZIP414
Employees5,750This ZIP5,750
Annual payroll$325,445,000This ZIP$325,445,000
Tax returns filed10,660This ZIP10,660
Total adjusted gross income$828,291,000This ZIP$828,291,000

Land area

Land area85.85 sq miThis ZIP85.85 sq mi
Water area3.56 sq miThis ZIP3.56 sq mi

Counties 48442 spans

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

CountyShare of this ZIP
Oakland County 95.9%
Genesee County 2.9%
Livingston County 1.1%

Other place names in 48442

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

ZIP codes near 48442

ZIPCityDistance
48350 Davisburg, MI 5.3 mi
48430 Fenton, MI 7.8 mi
48480 Grand Blanc, MI 8.3 mi
48439 Grand Blanc, MI 8.4 mi
48462 Ortonville, MI 9.5 mi
48438 Goodrich, MI 9.7 mi
48348 Clarkston, MI 9.9 mi
48411 Atlas, MI 9.9 mi
48356 Highland, MI 10.0 mi
48357 Highland, MI 10.0 mi

Find every ZIP code within 10 miles of 48442 →

Questions about this ZIP code

Where is ZIP code 48442?

48442 is in Holly, Michigan, in Oakland County, part of the Detroit-Warren-Dearborn, MI metropolitan area. Its published point location is 42.7989, -83.5957.

What county is 48442 in?

48442 spans 3 counties: Oakland County, Genesee County and Livingston County. Most of it falls in Oakland 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 48442?

Holly uses area codes 248 and 947, from NANPA's telephone records.

What time zone is 48442 in?

48442 uses America/Detroit.

How many people live in 48442?

About 22,788 people live in ZIP code 48442, in 9,348 households, at 265.4 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 48442?

$86,575 a year, against $72,875 across Michigan.

What ZIP codes are near 48442?

The closest are 48350 (5.3 mi), 48430 (7.8 mi), 48480 (8.3 mi), 48439 (8.4 mi) and 48462 (9.5 mi).

Is 48442 a PO Box ZIP code?

48442 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “48442 ZIP Code — Holly, Michigan (Oakland County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/48442

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/48442.json

Underlying data is public domain or openly licensed — sources, vintages and licences.