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Where 51051 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 51051 into a pocket calculator and turn it upside down: ISOIS — not quite a word, sorry.
- ➕ As a number, 51,051 = 3 × 7 × 11 × 13 × 17. Its digits add up to 12, a total 940 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100011101101011 - 🏠 Its numerical neighbours: 51050 (Remsen, IA, 41 mi away) and 51052 (Salix, IA, 17 mi away).
- 🔄 Backwards, 51051 becomes 15015 — and that is a real ZIP code: Bradfordwoods, PA, 829 miles away.
- 👥 20 other ZIP codes are made of exactly the same digits (01515, 05151, 10155, 10551, 11055, 11550, …). The farthest-flung twin is 01515 in East Brookfield, MA, 1,220 miles away.
- 🧭 Farther north than 77% of all ZIP codes, and farther west than 71%.
- 🎯213 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51051 and you would come out at 42.21°S, 84.04°E — 827 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 16m of daylight. Shortest: 9h 05m.
- 📏 At 3.3 square miles of land, 51051 is bigger than 15% of ZIP codes — room for about 2.5 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 39This ZIP39 |
|---|---|
| Households | 21This ZIP21 |
| Housing units | 21This ZIP21 |
| Median age | 60.5This ZIP60.5Iowa38.6US 38.9 |
| Median household income | $51,563This ZIP$51,563Iowa$75,059US $80,734 |
| Median home value | $170,800This ZIP$170,800Iowa$208,000US $332,700 |
| Bachelor's degree or higher | 13.8%This ZIP13.8% |
| Population density | 11.7 / sq miThis ZIP11.7 / sq mi |
Business and tax activity
| Business establishments | 4This ZIP4 |
|---|---|
| Employees | 63This ZIP63 |
| Annual payroll | $1,080,000This ZIP$1,080,000 |
Land area
| Land area | 3.35 sq miThis ZIP3.35 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Other place names in 51051
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51051
| ZIP | City | Distance |
|---|---|---|
51056 | Smithland, IA | 2.5 mi |
51026 | Hornick, IA | 6.3 mi |
51044 | Oto, IA | 7.3 mi |
51010 | Castana, IA | 7.6 mi |
51034 | Mapleton, IA | 9.5 mi |
51015 | Climbing Hill, IA | 11.0 mi |
51004 | Anthon, IA | 12.3 mi |
51063 | Whiting, IA | 12.6 mi |
51040 | Onawa, IA | 13.1 mi |
51019 | Danbury, IA | 13.5 mi |
Find every ZIP code within 10 miles of 51051 →
Questions about this ZIP code
Where is ZIP code 51051?
51051 is in Rodney, Iowa, in Monona County. Its published point location is 42.2061, -95.9649.
What county is 51051 in?
51051 lies in Monona County.
What area code is 51051?
Rodney uses area code 712, from NANPA's telephone records.
What time zone is 51051 in?
51051 uses America/Chicago.
How many people live in 51051?
About 39 people live in ZIP code 51051, in 21 households, at 11.7 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 51051?
$51,563 a year, against $75,059 across Iowa.
What ZIP codes are near 51051?
The closest are 51056 (2.5 mi), 51026 (6.3 mi), 51044 (7.3 mi), 51010 (7.6 mi) and 51034 (9.5 mi).
Is 51051 a PO Box ZIP code?
51051 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51051 ZIP Code — Rodney, Iowa (Monona County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51051
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51051.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.