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 — CITY/IA/FREDERICKSBURG

Fredericksburg ZIP code, Iowa

The ZIP code for Fredericksburg, IA is 50630, and its area code is 563.

USPS city name
1 ZIP code
Population
989
Area code
563
State
Iowa

Fredericksburg in numbers

About 989 people live in Fredericksburg, in 438 households. The median household income is $65,313 a year, 13% below the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $201,300 (3% below the Iowa median), and median gross rent is $735 a month. The median age is 46.5; 17.0% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 22 minutes.

Population989Fredericksburg989
Households438Fredericksburg438
Median age46.5Fredericksburg46.5Iowa38.6US 38.9
Median household income$65,313Fredericksburg$65,313Iowa$75,059US $80,734
Median home value$201,300Fredericksburg$201,300Iowa$208,000US $332,700
Median gross rent$735Fredericksburg$735Iowa$972US $1,413
Bachelor's degree or higher17.0%Fredericksburg17.0%Iowa31.4%US 35.7%
Mean commute21.7 minFredericksburg21.7 minIowa19.8 minUS 26.4 min
Population density1,099 / sq miFredericksburg1,099 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Fredericksburg city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Fredericksburg

ZIP codes with the USPS city name Fredericksburg
ZIP City Type Population Median income Median home
50630 Fredericksburg , IA Standard 1,372 $71,518 $198,900

Map of Fredericksburg ZIP codes

50630

The ZIP codes of Fredericksburg, IA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Fredericksburg

The nearest larger towns are New Hampton (3,453 people, 8.7 mi), Sumner (2,106 people, 9.4 mi) and Tripoli (1,156 people, 11 mi).

Towns near Fredericksburg
TownPopulationDistance
New Hampton 3,453 8.7 mi
Waverly 10,494 21.7 mi
Oelwein 5,834 24.8 mi
Charles City 7,232 25.1 mi
Cresco 3,908 28.4 mi

More nearby: every ZIP code in Chickasaw County · Iowa ZIP codes

Cite this page

zipcodes.pro. “Fredericksburg, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/fredericksburg

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