Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/51451

51451

ZIP 51451 is Lanesboro, Iowa, in Carroll County; area code 712; Central time.

Type
Standard
Time zone
America/Chicago
County
Carroll
Metro area
Carroll, IA
Population
74
Coordinates
42.1851, -94.6952
☼ Live from 51451 — Lanesboro, IA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 51451 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 51451
  • 🔢 Type 51451 into a pocket calculator and turn it upside down: IShIS — not quite a word, sorry.
  • ➕ As a number, 51,451 = 23 × 2237. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100100011111011
  • 🏠 Its numerical neighbours: 51450 (Lake View, IA, 19 mi away) and 51452 (Lidderdale, IA, 6 mi away).
  • 🔄 Backwards, 51451 becomes 15415 — and that is a real ZIP code: Brier Hill, PA, 787 miles away.
  • 👥 15 other ZIP codes are made of exactly the same digits (11545, 11554, 14515, 14551, 15145, 15415, …). The farthest-flung twin is 11554 in East Meadow, NY, 1,096 miles away.
  • 🧭 Farther north than 77% of all ZIP codes, and farther west than 68%.
  • 🎯260 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 51451 and you would come out at 42.19°S, 85.30°E — 877 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 06m.
  • 📏 At 0.376 square miles of land, 51451 is bigger than 4% of ZIP codes — about 182 football fields.
🌙 The sky over 51451 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population74This ZIP74
Households51This ZIP51
Housing units105This ZIP105
Median age63.0This ZIP63.0Iowa38.6US 38.9
Median household income$43,750This ZIP$43,750Iowa$75,059US $80,734
Median home value$68,800This ZIP$68,800Iowa$208,000US $332,700
Median gross rent$475This ZIP$475Iowa$972US $1,413
Bachelor's degree or higher7.7%This ZIP7.7%
Mean commute26.8 minThis ZIP26.8 min
Population density196.8 / sq miThis ZIP196.8 / sq mi

Business and tax activity

Business establishments3This ZIP3
Employees6This ZIP6
Annual payroll$287,000This ZIP$287,000

Land area

Land area0.38 sq miThis ZIP0.38 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Other place names in 51451

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

ZIP codes near 51451

ZIPCityDistance
51449 Lake City, IA 5.9 mi
51452 Lidderdale, IA 6.3 mi
51443 Glidden, IA 8.0 mi
51453 Lohrville, IA 9.3 mi
50050 Churdan, IA 10.0 mi
51459 Ralston, IA 10.1 mi
51433 Auburn, IA 10.8 mi
51401 Carroll, IA 12.2 mi
51462 Scranton, IA 13.8 mi
50579 Rockwell City, IA 14.8 mi

Find every ZIP code within 10 miles of 51451 →

Questions about this ZIP code

Where is ZIP code 51451?

51451 is in Lanesboro, Iowa, in Carroll County, part of the Carroll, IA micropolitan area. Its published point location is 42.1851, -94.6952.

What county is 51451 in?

51451 lies in Carroll County.

What area code is 51451?

Lanesboro uses area code 712, from NANPA's telephone records.

What time zone is 51451 in?

51451 uses America/Chicago.

How many people live in 51451?

About 74 people live in ZIP code 51451, in 51 households, at 196.8 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 51451?

$43,750 a year, against $75,059 across Iowa.

What ZIP codes are near 51451?

The closest are 51449 (5.9 mi), 51452 (6.3 mi), 51443 (8 mi), 51453 (9.3 mi) and 50050 (10 mi).

Is 51451 a PO Box ZIP code?

51451 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “51451 ZIP Code — Lanesboro, Iowa (Carroll County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51451

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/51451.json

Underlying data is public domain or openly licensed — sources, vintages and licences.