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/52401

52401

ZIP 52401 is in Cedar Rapids, Iowa, in Linn County; area code 319; Central time. Cedar Rapids has 14 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Linn
Metro area
Cedar Rapids, IA
Population
2,181
Coordinates
41.9755, -91.6592
☼ Live from 52401 — Cedar Rapids, IA

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Local time: —

Where 52401 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 52401
  • 🔢 Type 52401 into a pocket calculator and turn it upside down: IOhZS — not quite a word, sorry.
  • ➕ As a number, 52,401 = 3 × 17467. Its digits add up to 12, a total 940 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100110010110001
  • 🏠 Its numerical neighbours: 52362 (Wyoming, IA, 34 mi away) and 52402 (Cedar Rapids, IA, 3 mi away).
  • 🔄 Backwards, 52401 becomes 10425, which is not a ZIP code at all.
  • 👥 73 other ZIP codes are made of exactly the same digits (01245, 01254, 01452, 01524, 01542, 02145, …). The farthest-flung twin is 02541 in Falmouth, MA, 1,082 miles away.
  • 🧭 Farther north than 75% of all ZIP codes, and farther west than 60%.
  • 🎯391 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 52401 and you would come out at 41.98°S, 88.34°E — 1,009 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 14m of daylight. Shortest: 9h 07m.
  • 📏 At 1.2 square miles of land, 52401 is bigger than 9% of ZIP codes — about 576 football fields.
🌙 The sky over 52401 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,181This ZIP2,181
Households1,339This ZIP1,339
Housing units1,497This ZIP1,497
Median age34.4This ZIP34.4Iowa38.6US 38.9
Median household income$35,060This ZIP$35,060Iowa$75,059US $80,734
Median home value$157,100This ZIP$157,100Iowa$208,000US $332,700
Median gross rent$778This ZIP$778Iowa$972US $1,413
Bachelor's degree or higher32.6%This ZIP32.6%
Mean commute15.5 minThis ZIP15.5 min
Population density1,832.8 / sq miThis ZIP1,832.8 / sq mi

Business and tax activity

Business establishments470This ZIP470
Employees11,185This ZIP11,185
Annual payroll$860,176,000This ZIP$860,176,000
Tax returns filed950This ZIP950
Total adjusted gross income$93,033,000This ZIP$93,033,000

Land area

Land area1.19 sq miThis ZIP1.19 sq mi
Water area0.17 sq miThis ZIP0.17 sq mi

Other place names in 52401

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

ZIP codes near 52401

ZIPCityDistance
52406 Cedar Rapids, IA 2.4 mi
52402 Cedar Rapids, IA 3.3 mi
52404 Cedar Rapids, IA 3.9 mi
52405 Cedar Rapids, IA 4.5 mi
52403 Cedar Rapids, IA 4.8 mi
52233 Hiawatha, IA 5.3 mi
52411 Cedar Rapids, IA 6.5 mi
52328 Robins, IA 6.7 mi
52227 Ely, IA 7.2 mi
52407 Cedar Rapids, IA 7.8 mi

Find every ZIP code within 10 miles of 52401 →

Questions about this ZIP code

Where is ZIP code 52401?

52401 is in Cedar Rapids, Iowa, in Linn County, part of the Cedar Rapids, IA metropolitan area. Its published point location is 41.9755, -91.6592.

What county is 52401 in?

52401 lies in Linn County.

What area code is 52401?

Cedar Rapids uses area code 319, from NANPA's telephone records.

What time zone is 52401 in?

52401 uses America/Chicago.

How many people live in 52401?

About 2,181 people live in ZIP code 52401, in 1,339 households, at 1,832.8 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 52401?

$35,060 a year, against $75,059 across Iowa.

What ZIP codes are near 52401?

The closest are 52406 (2.4 mi), 52402 (3.3 mi), 52404 (3.9 mi), 52405 (4.5 mi) and 52403 (4.8 mi).

Is 52401 a PO Box ZIP code?

52401 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “52401 ZIP Code — Cedar Rapids, Iowa (Linn County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/52401

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