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/IN/DECATUR

Decatur ZIP code, Indiana

The ZIP code for Decatur, IN is 46733, and its area code is 260.

USPS city name
1 ZIP code
Population
9,811
Area code
260
State
Indiana

Decatur in numbers

About 9,811 people live in Decatur, in 4,389 households. The median household income is $58,646 a year, 18% below the Indiana median of $71,957 (US: $80,734). The median owner-occupied home is valued at $142,800 (35% below the Indiana median), and median gross rent is $820 a month. The median age is 44.6; 12.3% of adults 25 and over hold a bachelor's degree or higher (29.5% across Indiana); the average commute takes 27 minutes.

Population9,811Decatur9,811
Households4,389Decatur4,389
Median age44.6Decatur44.6Indiana38.1US 38.9
Median household income$58,646Decatur$58,646Indiana$71,957US $80,734
Median home value$142,800Decatur$142,800Indiana$218,200US $332,700
Median gross rent$820Decatur$820Indiana$1,062US $1,413
Bachelor's degree or higher12.3%Decatur12.3%Indiana29.5%US 35.7%
Mean commute26.9 minDecatur26.9 minIndiana24.1 minUS 26.4 min
Population density1,608 / sq miDecatur1,608 / sq mi

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

ZIP codes addressed as Decatur

ZIP codes with the USPS city name Decatur
ZIP City Type Population Median income Median home
46733 Decatur , IN Standard 19,318 $64,483 $176,200

Map of Decatur ZIP codes

46733

The ZIP codes of Decatur, IN, 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 Decatur

The nearest larger towns are Bluffton (10,529 people, 14 mi), New Haven (15,698 people, 17 mi) and Van Wert, OH (10,790 people, 18 mi).

Towns near Decatur
TownPopulationDistance
Berne 3,965 11.9 mi
Ossian 3,384 13.0 mi
Bluffton 10,529 14.1 mi
New Haven 15,698 17.1 mi
Van Wert, OH 10,790 17.9 mi
Fort Wayne 268,589 21.1 mi
Celina, OH 10,903 26.9 mi
Portland 6,416 27.2 mi
Leo-Cedarville 3,695 27.5 mi
Paulding, OH 3,230 28.2 mi
Coldwater, OH 4,191 28.4 mi
Huntertown 11,379 29.5 mi

More nearby: every ZIP code in Adams County · Indiana ZIP codes

Cite this page

zipcodes.pro. “Decatur, IN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/in/decatur

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