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/16854

16854

ZIP 16854 is Millheim, Pennsylvania, in Centre County; area code 814; Eastern time.

Type
Standard
Time zone
America/New_York
County
Centre
Metro area
State College, PA
Population
883
Coordinates
40.8970, -77.4723
☼ Live from 16854 — Millheim, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 16854 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 16854
  • 🔢 Type 16854 into a pocket calculator and turn it upside down: hSBgI — not quite a word, sorry.
  • ➕ As a number, 16,854 = 2 × 3 × 53 × 53. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100000111010110
  • 🏠 Its numerical neighbours: 16853 (Milesburg, PA, 17 mi away) and 16855 (Mineral Springs, PA, 47 mi away).
  • 🔄 Backwards, 16854 becomes 45861 — and that is a real ZIP code: Melrose, OH, 363 miles away.
  • 👥 53 other ZIP codes are made of exactly the same digits (14568, 14586, 14856, 14865, 15468, 15486, …). The farthest-flung twin is 85614 in Green Valley, AZ, 1,951 miles away.
  • 🧭 Farther north than 66% of all ZIP codes, and farther east than 80%.
  • 🎯1,111 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 16854 and you would come out at 40.90°S, 102.53°E — 963 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 07m of daylight. Shortest: 9h 14m.
  • 📏 At 2.6 square miles of land, 16854 is bigger than 13% of ZIP codes — room for about 2.0 Central Parks.
🌙 The sky over 16854 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population883This ZIP883
Households339This ZIP339
Housing units370This ZIP370
Median age40.2This ZIP40.2Pennsylvania40.9US 38.9
Median household income$78,625This ZIP$78,625Pennsylvania$77,971US $80,734
Median home value$244,200This ZIP$244,200Pennsylvania$254,500US $332,700
Median gross rent$925This ZIP$925Pennsylvania$1,209US $1,413
Bachelor's degree or higher23.3%This ZIP23.3%
Mean commute27.3 minThis ZIP27.3 min
Population density343.7 / sq miThis ZIP343.7 / sq mi

Business and tax activity

Business establishments31This ZIP31
Employees166This ZIP166
Annual payroll$4,465,000This ZIP$4,465,000
Tax returns filed500This ZIP500
Total adjusted gross income$28,162,000This ZIP$28,162,000

Land area

Land area2.57 sq miThis ZIP2.57 sq mi
Water area0.00 sq mi

Other place names in 16854

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

ZIP codes near 16854

ZIPCityDistance
16852 Madisonburg, PA 4.4 mi
16832 Coburn, PA 4.5 mi
16820 Aaronsburg, PA 4.7 mi
16882 Woodward, PA 7.0 mi
16875 Spring Mills, PA 7.2 mi
16872 Rebersburg, PA 7.6 mi
16848 Lamar, PA 8.5 mi
17885 Weikert, PA 8.5 mi
17063 Milroy, PA 9.4 mi
16856 Mingoville, PA 9.5 mi

Find every ZIP code within 10 miles of 16854 →

Questions about this ZIP code

Where is ZIP code 16854?

16854 is in Millheim, Pennsylvania, in Centre County, part of the State College, PA metropolitan area. Its published point location is 40.8970, -77.4723.

What county is 16854 in?

16854 lies in Centre County.

What area code is 16854?

Millheim uses area code 814, from NANPA's telephone records.

What time zone is 16854 in?

16854 uses America/New_York.

How many people live in 16854?

About 883 people live in ZIP code 16854, in 339 households, at 343.7 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 16854?

$78,625 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 16854?

The closest are 16852 (4.4 mi), 16832 (4.5 mi), 16820 (4.7 mi), 16882 (7 mi) and 16875 (7.2 mi).

Is 16854 a PO Box ZIP code?

16854 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “16854 ZIP Code — Millheim, Pennsylvania (Centre County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/16854

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/16854.json

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