Rockford, IL ZIP Codes, Coordinates & Counties
Rockford, Illinois has 9 ZIP codes in Winnebago county. The approximate center of Rockford is 42.272, -89.055. Rockford has about 825,359 known street addresses.
ZIP codes in Rockford, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61101 | Winnebago | 42.337 | -89.149 |
| 61102 | Winnebago | 42.23 | -89.157 |
| 61103 | Winnebago | 42.346 | -89.082 |
| 61104 | Winnebago | 42.252 | -89.079 |
| 61107 | Winnebago | 42.284 | -89.003 |
| 61108 | Winnebago | 42.255 | -89.004 |
| 61109 | Winnebago | 42.193 | -89.053 |
| 61112 | Winnebago | 42.242 | -88.975 |
| 61114 | Winnebago | 42.308 | -88.991 |
Counties Rockford spans
Winnebago
Most common streets in Rockford
State, Main, Church, Harrison, Latham, 11th, 20th, Central, Charles, 18th
Frequently asked questions
What ZIP codes are in Rockford, IL?
Rockford, Illinois has 9 ZIP codes, ranging from 61101 to 61114. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Rockford, IL in?
Rockford is in Winnebago county.
What are the latitude and longitude of Rockford, IL?
The approximate center of Rockford, Illinois is latitude 42.272, longitude -89.055. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Rockford, IL have?
Rockford has 9 ZIP codes.
How many addresses are in Rockford, IL?
Rockford, Illinois has about 825,359 known street addresses in the sthan.io US address database.
What are the most common streets in Rockford, IL?
Some of the most common street names in Rockford are State, Main, Church, Harrison, Latham, 11th.
What cities are near Rockford, IL?
Cities near Rockford include Loves Park (5 mi), Machesney Park (6 mi), Cherry Valley (8 mi), Winnebago (10 mi), Davis Junction (11 mi).
Cities near Rockford
Loves Park, IL (5 mi) Machesney Park, IL (6 mi) Cherry Valley, IL (8 mi) Winnebago, IL (10 mi) Davis Junction, IL (11 mi) Belvidere, IL (11 mi) Caledonia, IL (11 mi) Monroe Center, IL (11 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database