New Windsor, IL ZIP Codes, Coordinates & Counties
New Windsor, Illinois has 1 ZIP code in Mercer county. The approximate center of New Windsor is 41.208, -90.467. New Windsor has about 12,327 known street addresses.
ZIP codes in New Windsor, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61465 | Mercer | 41.208 | -90.467 |
Counties New Windsor spans
Mercer
Most common streets in New Windsor
Sycamore, 5th, 75th, Franklin, 3rd, 2nd, Main, 110th, 10th, 7th
Frequently asked questions
What ZIP codes are in New Windsor, IL?
New Windsor, Illinois has 1 ZIP code, ranging from 61465 to 61465. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is New Windsor, IL in?
New Windsor is in Mercer county.
What are the latitude and longitude of New Windsor, IL?
The approximate center of New Windsor, Illinois is latitude 41.208, longitude -90.467. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does New Windsor, IL have?
New Windsor has 1 ZIP code.
How many addresses are in New Windsor, IL?
New Windsor, Illinois has about 12,327 known street addresses in the sthan.io US address database.
What are the most common streets in New Windsor, IL?
Some of the most common street names in New Windsor are Sycamore, 5th, 75th, Franklin, 3rd, 2nd.
What cities are near New Windsor, IL?
Cities near New Windsor include Alpha (5 mi), Ophiem (5 mi), Viola (6 mi), North Henderson (7 mi), Sherrard (7 mi).
Cities near New Windsor
Alpha, IL (5 mi) Ophiem, IL (5 mi) Viola, IL (6 mi) North Henderson, IL (7 mi) Sherrard, IL (7 mi) Lynn Center, IL (8 mi) Matherville, IL (8 mi) Preemption, IL (9 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database