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zipcodes.pro — ZIP/83428

83428

ZIP 83428 is Irwin, Idaho, in Bonneville County; area code 208; Mountain time.

Type
Standard
Time zone
America/Boise
County
Bonneville
Metro area
Idaho Falls, ID
Population
576
Coordinates
43.3927, -111.1201
☼ Live from 83428 — Irwin, ID

Weather right now

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Local time: —

Where 83428 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 83428
  • 🔢 Type 83428 into a pocket calculator and turn it upside down: BZhEB — not quite a word, sorry.
  • ➕ As a number, 83,428 = 2 × 2 × 20857. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100010111100100
  • 🏠 Its numerical neighbours: 83427 (Iona, ID, 32 mi away) and 83429 (Island Park, ID, 76 mi away).
  • 🔄 Backwards, 83428 becomes 82438, which is not a ZIP code at all.
  • 👥 20 other ZIP codes are made of exactly the same digits (23488, 23884, 28348, 28384, 28438, 34288, …). The farthest-flung twin is 34288 in North Port, FL, 1,972 miles away.
  • 🧭 Farther north than 85% of all ZIP codes, and farther west than 86%.
  • 🎯692 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 83428 and you would come out at 43.39°S, 68.88°E — 416 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 25m of daylight. Shortest: 8h 57m.
  • 📏 At 249.0 square miles of land, 83428 is bigger than 93% of ZIP codes — room for about 189 Central Parks.
🌙 The sky over 83428 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population576This ZIP576
Households241This ZIP241
Housing units524This ZIP524
Median age56.2This ZIP56.2Idaho37.3US 38.9
Median household income$68,750This ZIP$68,750Idaho$77,800US $80,734
Median home value$574,400This ZIP$574,400Idaho$418,600US $332,700
Bachelor's degree or higher31.7%This ZIP31.7%
Mean commute41.7 minThis ZIP41.7 min
Population density2.3 / sq miThis ZIP2.3 / sq mi

Business and tax activity

Business establishments10This ZIP10
Employees50This ZIP50
Annual payroll$2,971,000This ZIP$2,971,000
Tax returns filed220This ZIP220
Total adjusted gross income$25,303,000This ZIP$25,303,000

Land area

Land area248.97 sq miThis ZIP248.97 sq mi
Water area23.94 sq miThis ZIP23.94 sq mi

Other place names in 83428

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

ZIP codes near 83428

ZIPCityDistance
83014 Wilson, WY 8.6 mi
83449 Swan Valley, ID 12.1 mi
83455 Victor, ID 14.7 mi
83002 Jackson, WY 18.9 mi
83025 Teton Village, WY 19.5 mi
83120 Freedom, WY 19.6 mi
83422 Driggs, ID 22.4 mi
83443 Ririe, ID 23.4 mi
83285 Wayan, ID 24.0 mi
83001 Jackson, WY 24.6 mi

Find every ZIP code within 10 miles of 83428 →

Questions about this ZIP code

Where is ZIP code 83428?

83428 is in Irwin, Idaho, in Bonneville County, part of the Idaho Falls, ID metropolitan area. Its published point location is 43.3927, -111.1201.

What county is 83428 in?

83428 lies in Bonneville County.

What area code is 83428?

Irwin uses area code 208, from NANPA's telephone records.

What time zone is 83428 in?

83428 uses America/Boise.

How many people live in 83428?

About 576 people live in ZIP code 83428, in 241 households, at 2.3 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 83428?

$68,750 a year, against $77,800 across Idaho.

What ZIP codes are near 83428?

The closest are 83014 (8.6 mi), 83449 (12.1 mi), 83455 (14.7 mi), 83002 (18.9 mi) and 83025 (19.5 mi).

Is 83428 a PO Box ZIP code?

83428 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “83428 ZIP Code — Irwin, Idaho (Bonneville County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/83428

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