Winthrop, IA ZIP Codes, Coordinates & Counties
Winthrop, Iowa has 1 ZIP code in Buchanan county. The approximate center of Winthrop is 42.453, -91.697. Winthrop has about 25,542 known street addresses.
ZIP codes in Winthrop, IA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 50682 | Buchanan | 42.453 | -91.697 |
Counties Winthrop spans
Buchanan
Most common streets in Winthrop
3rd, Washington, Jefferson, 2nd, Monroe, Madison, Union, 7th, 4th, Victor
Frequently asked questions
What ZIP codes are in Winthrop, IA?
Winthrop, Iowa has 1 ZIP code, ranging from 50682 to 50682. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Winthrop, IA in?
Winthrop is in Buchanan county.
What are the latitude and longitude of Winthrop, IA?
The approximate center of Winthrop, Iowa is latitude 42.453, longitude -91.697. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Winthrop, IA have?
Winthrop has 1 ZIP code.
How many addresses are in Winthrop, IA?
Winthrop, Iowa has about 25,542 known street addresses in the sthan.io US address database.
What are the most common streets in Winthrop, IA?
Some of the most common street names in Winthrop are 3rd, Washington, Jefferson, 2nd, Monroe, Madison.
What cities are near Winthrop, IA?
Cities near Winthrop include Masonville (4 mi), Quasqueton (5 mi), Independence (10 mi), Rowley (10 mi), Aurora (11 mi).
Cities near Winthrop
Masonville, IA (4 mi) Quasqueton, IA (5 mi) Independence, IA (10 mi) Rowley, IA (10 mi) Aurora, IA (11 mi) Dundee, IA (12 mi) Lamont, IA (12 mi) Ryan, IA (12 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database