Hillsdale, IL ZIP Codes, Coordinates & Counties
Hillsdale, Illinois has 1 ZIP code in Rock Island county. The approximate center of Hillsdale is 41.591, -90.223. Hillsdale has about 28,275 known street addresses.
ZIP codes in Hillsdale, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61257 | Rock Island | 41.591 | -90.223 |
Counties Hillsdale spans
Rock Island
Most common streets in Hillsdale
80th, 73rd, 1st, 52nd, 94th, 34th, 108th, 122nd, 38th, Jackson
Frequently asked questions
What ZIP codes are in Hillsdale, IL?
Hillsdale, Illinois has 1 ZIP code, ranging from 61257 to 61257. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Hillsdale, IL in?
Hillsdale is in Rock Island county.
What are the latitude and longitude of Hillsdale, IL?
The approximate center of Hillsdale, Illinois is latitude 41.591, longitude -90.223. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Hillsdale, IL have?
Hillsdale has 1 ZIP code.
How many addresses are in Hillsdale, IL?
Hillsdale, Illinois has about 28,275 known street addresses in the sthan.io US address database.
What are the most common streets in Hillsdale, IL?
Some of the most common street names in Hillsdale are 80th, 73rd, 1st, 52nd, 94th, 34th.
What cities are near Hillsdale, IL?
Cities near Hillsdale include Port Byron (4 mi), Rapids City (6 mi), Cordova (8 mi), Erie (8 mi), Barstow (9 mi).
Cities near Hillsdale
Port Byron, IL (4 mi) Rapids City, IL (6 mi) Cordova, IL (8 mi) Erie, IL (8 mi) Barstow, IL (9 mi) Colona, IL (9 mi) Geneseo, IL (9 mi) Le Claire, IA (9 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database