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Where 51025 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 51025 into a pocket calculator and turn it upside down: SZOIS — not quite a word, sorry.
- ➕ As a number, 51,025 = 5 × 5 × 13 × 157. Its digits add up to 13, a total 1,179 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100011101010001 - 🏠 Its numerical neighbours: 51024 (Hinton, IA, 37 mi away) and 51026 (Hornick, IA, 31 mi away).
- 🔄 Backwards, 51025 becomes 52015, which is not a ZIP code at all.
- 👥 36 other ZIP codes are made of exactly the same digits (01255, 01525, 02155, 05152, 05251, 10552, …). The farthest-flung twin is 02155 in Medford, MA, 1,242 miles away.
- 🧭 Farther north than 79% of all ZIP codes, and farther west than 70%.
- 🎯242 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51025 and you would come out at 42.50°S, 84.44°E — 829 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 03m.
- 📏 At 106.4 square miles of land, 51025 is bigger than 79% of ZIP codes — room for about 81 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,925This ZIP1,925 |
|---|---|
| Households | 822This ZIP822 |
| Housing units | 842This ZIP842 |
| Median age | 42.7This ZIP42.7Iowa38.6US 38.9 |
| Median household income | $65,543This ZIP$65,543Iowa$75,059US $80,734 |
| Median home value | $119,200This ZIP$119,200Iowa$208,000US $332,700 |
| Median gross rent | $825This ZIP$825Iowa$972US $1,413 |
| Bachelor's degree or higher | 32.5%This ZIP32.5% |
| Mean commute | 15.9 minThis ZIP15.9 min |
| Population density | 18.1 / sq miThis ZIP18.1 / sq mi |
Business and tax activity
| Business establishments | 83This ZIP83 |
|---|---|
| Employees | 1,340This ZIP1,340 |
| Annual payroll | $76,153,000This ZIP$76,153,000 |
| Tax returns filed | 910This ZIP910 |
| Total adjusted gross income | $79,542,000This ZIP$79,542,000 |
Land area
| Land area | 106.39 sq miThis ZIP106.39 sq mi |
|---|---|
| Water area | 0.02 sq miThis ZIP0.02 sq mi |
Counties 51025 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Ida County | 87.4% |
| Cherokee County | 12.7% |
Other place names in 51025
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51025
| ZIP | City | Distance |
|---|---|---|
51018 | Cushing, IA | 7.2 mi |
51020 | Galva, IA | 7.5 mi |
51049 | Quimby, IA | 10.2 mi |
51061 | Washta, IA | 10.3 mi |
51445 | Ida Grove, IA | 12.6 mi |
51016 | Correctionville, IA | 12.8 mi |
51006 | Battle Creek, IA | 13.2 mi |
51053 | Schaller, IA | 13.7 mi |
51431 | Arthur, IA | 14.9 mi |
51048 | Pierson, IA | 15.0 mi |
Find every ZIP code within 10 miles of 51025 →
Questions about this ZIP code
Where is ZIP code 51025?
51025 is in Holstein, Iowa, in Ida County. Its published point location is 42.4976, -95.5561.
What county is 51025 in?
51025 spans 2 counties: Ida County and Cherokee County. Most of it falls in Ida 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 51025?
Holstein uses area code 712, from NANPA's telephone records.
What time zone is 51025 in?
51025 uses America/Chicago.
How many people live in 51025?
About 1,925 people live in ZIP code 51025, in 822 households, at 18.1 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 51025?
$65,543 a year, against $75,059 across Iowa.
What ZIP codes are near 51025?
The closest are 51018 (7.2 mi), 51020 (7.5 mi), 51049 (10.2 mi), 51061 (10.3 mi) and 51445 (12.6 mi).
Is 51025 a PO Box ZIP code?
51025 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51025 ZIP Code — Holstein, Iowa (Ida County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51025
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51025.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.