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Where 51656 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 51656 into a pocket calculator and turn it upside down: gSgIS — not quite a word, sorry.
- ➕ As a number, 51,656 = 2 × 2 × 2 × 11 × 587. Its digits add up to 23, a total 2,533 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100100111001000 - 🏠 Its numerical neighbours: 51654 (Thurman, IA, 34 mi away) and 52001 (Dubuque, IA, 262 mi away).
- 🔄 Backwards, 51656 becomes 65615 — and that is a real ZIP code: Branson, MO, 300 miles away.
- 👥 15 other ZIP codes are made of exactly the same digits (15656, 15665, 16565, 16655, 51566, 55616, …). The farthest-flung twin is 16655 in Imler, PA, 874 miles away.
- 🧭 Farther north than 64% of all ZIP codes, and farther west than 69%.
- 🎯191 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51656 and you would come out at 40.74°S, 84.85°E — 927 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
- 📏 At 0.271 square miles of land, 51656 is bigger than 3% of ZIP codes — about 131 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 57This ZIP57 |
|---|---|
| Households | 22This ZIP22 |
| Housing units | 22This ZIP22 |
| Median age | 33.2This ZIP33.2Iowa38.6US 38.9 |
| Median household income | $83,750This ZIP$83,750Iowa$75,059US $80,734 |
| Median home value | $76,100This ZIP$76,100Iowa$208,000US $332,700 |
| Bachelor's degree or higher | 16.7%This ZIP16.7% |
| Mean commute | 36.9 minThis ZIP36.9 min |
| Population density | 210.3 / sq miThis ZIP210.3 / sq mi |
Land area
| Land area | 0.27 sq miThis ZIP0.27 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 51656
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51656
| ZIP | City | Distance |
|---|---|---|
51632 | Clarinda, IA | 5.7 mi |
51636 | Coin, IA | 6.3 mi |
51637 | College Springs, IA | 8.2 mi |
51651 | Shambaugh, IA | 8.3 mi |
51638 | Essex, IA | 9.2 mi |
51630 | Blanchard, IA | 9.5 mi |
51601 | Shenandoah, IA | 10.1 mi |
51603 | Shenandoah, IA | 11.6 mi |
51631 | Braddyville, IA | 12.5 mi |
51647 | Northboro, IA | 13.4 mi |
Find every ZIP code within 10 miles of 51656 →
Questions about this ZIP code
Where is ZIP code 51656?
51656 is in Yorktown, Iowa, in Page County. Its published point location is 40.7353, -95.1543.
What county is 51656 in?
51656 lies in Page County.
What area code is 51656?
Yorktown uses area code 712, from NANPA's telephone records.
What time zone is 51656 in?
51656 uses America/Chicago.
How many people live in 51656?
About 57 people live in ZIP code 51656, in 22 households, at 210.3 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 51656?
$83,750 a year, against $75,059 across Iowa.
What ZIP codes are near 51656?
The closest are 51632 (5.7 mi), 51636 (6.3 mi), 51637 (8.2 mi), 51651 (8.3 mi) and 51638 (9.2 mi).
Is 51656 a PO Box ZIP code?
51656 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51656 ZIP Code — Yorktown, Iowa (Page County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51656
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51656.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.