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Where 50558 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.
- 🔢 Type 50558 into a pocket calculator and turn it upside down: BSSOS — not quite a word, sorry.
- ➕ As a number, 50,558 = 2 × 17 × 1487. Its digits add up to 23, a total 2,533 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100010101111110 - 🏠 Its numerical neighbours: 50557 (Lehigh, IA, 35 mi away) and 50559 (Lone Rock, IA, 25 mi away).
- 🔄 Backwards, 50558 becomes 85505, which is not a ZIP code at all.
- 👥 7 other ZIP codes are made of exactly the same digits (05855, 08555, 50585, 55085, 55805, 58505, …). The farthest-flung twin is 05855 in Newport, VT, 1,100 miles away.
- 🧭 Farther north than 82% of all ZIP codes, and farther west than 66%.
- 🎯310 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 50558 and you would come out at 42.86°S, 85.84°E — 870 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 21m of daylight. Shortest: 9h 01m.
- 📏 At 49.3 square miles of land, 50558 is bigger than 59% of ZIP codes — room for about 37 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 653This ZIP653 |
|---|---|
| Households | 248This ZIP248 |
| Housing units | 268This ZIP268 |
| Median age | 34.5This ZIP34.5Iowa38.6US 38.9 |
| Median household income | $68,750This ZIP$68,750Iowa$75,059US $80,734 |
| Median home value | $123,600This ZIP$123,600Iowa$208,000US $332,700 |
| Median gross rent | $873This ZIP$873Iowa$972US $1,413 |
| Bachelor's degree or higher | 5.7%This ZIP5.7% |
| Mean commute | 21.2 minThis ZIP21.2 min |
| Population density | 13.3 / sq miThis ZIP13.3 / sq mi |
Business and tax activity
| Business establishments | 16This ZIP16 |
|---|---|
| Employees | 46This ZIP46 |
| Annual payroll | $2,556,000This ZIP$2,556,000 |
| Tax returns filed | 270This ZIP270 |
| Total adjusted gross income | $26,617,000This ZIP$26,617,000 |
Land area
| Land area | 49.26 sq miThis ZIP49.26 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Counties 50558 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Humboldt County | 82.9% |
| Kossuth County | 17.1% |
Other place names in 50558
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 50558
| ZIP | City | Distance |
|---|---|---|
50519 | Bode, IA | 5.9 mi |
50545 | Hardy, IA | 6.1 mi |
50560 | Lu Verne, IA | 7.2 mi |
50582 | Rutland, IA | 8.1 mi |
50577 | Renwick, IA | 9.4 mi |
50529 | Dakota City, IA | 9.8 mi |
50570 | Ottosen, IA | 10.6 mi |
50548 | Humboldt, IA | 10.6 mi |
50520 | Bradgate, IA | 12.4 mi |
50542 | Goldfield, IA | 12.4 mi |
Find every ZIP code within 10 miles of 50558 →
Questions about this ZIP code
Where is ZIP code 50558?
50558 is in Livermore, Iowa, in Humboldt County. Its published point location is 42.8613, -94.1638.
What county is 50558 in?
50558 spans 2 counties: Humboldt County and Kossuth County. Most of it falls in Humboldt 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 50558?
Livermore uses area code 515, from NANPA's telephone records.
What time zone is 50558 in?
50558 uses America/Chicago.
How many people live in 50558?
About 653 people live in ZIP code 50558, in 248 households, at 13.3 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 50558?
$68,750 a year, against $75,059 across Iowa.
What ZIP codes are near 50558?
The closest are 50519 (5.9 mi), 50545 (6.1 mi), 50560 (7.2 mi), 50582 (8.1 mi) and 50577 (9.4 mi).
Is 50558 a PO Box ZIP code?
50558 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “50558 ZIP Code — Livermore, Iowa (Humboldt County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/50558
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/50558.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.