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/DENMARK

Denmark ZIP code, Iowa

The ZIP code for Denmark, IA is 52624, and its area code is 319.

USPS city name
1 ZIP code
Overlapping the city
3 more
Population
835
Area code
319
State
Iowa

Mail addressed to Denmark uses the ZIP code above. 3 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Denmark in numbers

About 835 people live in Denmark, in 336 households. The median household income is $136,875 a year, 82% above the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $194,400 (7% below the Iowa median). The median age is 28.9; 40.3% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 29 minutes.

Population835Denmark835
Households336Denmark336
Median age28.9Denmark28.9Iowa38.6US 38.9
Median household income$136,875Denmark$136,875Iowa$75,059US $80,734
Median home value$194,400Denmark$194,400Iowa$208,000US $332,700
Bachelor's degree or higher40.3%Denmark40.3%Iowa31.4%US 35.7%
Mean commute29.1 minDenmark29.1 minIowa19.8 minUS 26.4 min
Population density503 / sq miDenmark503 / sq mi

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

ZIP codes addressed as Denmark

ZIP codes with the USPS city name Denmark
ZIP City Type Population Median income Median home
52624 Denmark , IA Standard 734 $109,861 $190,600

Other ZIP codes overlapping Denmark

These ZIP codes cover part of Denmark but are addressed as somewhere else.

ZIP codes overlapping Denmark
ZIP City Type Population Median income Median home
52627 Fort Madison , IA Standard 12,677 $56,401 $116,500
52656 West Point , IA Standard 1,833 $83,750 $189,900
52658 Wever , IA Standard 927 $107,679 $253,400

Map of Denmark ZIP codes

52624

The ZIP codes of Denmark, 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 Denmark

The nearest larger towns are West Point (840 people, 6.1 mi), Fort Madison (10,133 people, 7.8 mi) and Danville (930 people, 8.8 mi).

Towns near Denmark
TownPopulationDistance
Fort Madison 10,133 7.8 mi
West Burlington 3,189 10.4 mi
Burlington 23,728 12.3 mi
Mount Pleasant 8,951 19.2 mi
Keokuk 9,662 22.7 mi
Hamilton, IL 2,714 23.7 mi

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

Cite this page

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

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