Decatur, IN ZIP Codes, Coordinates & Counties
Decatur, Indiana has 1 ZIP code in Adams county. The approximate center of Decatur is 40.829, -84.94. Decatur has about 207,620 known street addresses.
ZIP codes in Decatur, IN
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 46733 | Adams | 40.829 | -84.94 |
Counties Decatur spans
Adams
Most common streets in Decatur
300, 100, 200, 500, 600, 400, 900, Monroe, 550, 13th
Frequently asked questions
What ZIP codes are in Decatur, IN?
Decatur, Indiana has 1 ZIP code, ranging from 46733 to 46733. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Decatur, IN in?
Decatur is in Adams county.
What are the latitude and longitude of Decatur, IN?
The approximate center of Decatur, Indiana is latitude 40.829, longitude -84.94. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Decatur, IN have?
Decatur has 1 ZIP code.
How many addresses are in Decatur, IN?
Decatur, Indiana has about 207,620 known street addresses in the sthan.io US address database.
What are the most common streets in Decatur, IN?
Some of the most common street names in Decatur are 300, 100, 200, 500, 600, 400.
What cities are near Decatur, IN?
Cities near Decatur include Monroe (8 mi), Craigville (9 mi), Hoagland (9 mi), Wren (9 mi), Ossian (11 mi).
Cities near Decatur
Monroe, IN (8 mi) Craigville, IN (9 mi) Hoagland, IN (9 mi) Wren, OH (9 mi) Ossian, IN (11 mi) Berne, IN (11 mi) Monroeville, IN (11 mi) Willshire, OH (11 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database