61103 Zip Code

About 61103 Zip Code

ZIP Code: 61103
Latitude: 42.3453
Longitude: -89.08271
Population: 23,238
Density: 549.2
City: Rockford
State: Illinois
County: Winnebago County
All Counties: Winnebago
Time Zone: America/Chicago

ZIP code 61103 covers the area of Rockford, Illinois in the United States. It is primarily associated with Winnebago County and lies in the America/Chicago time zone.

ZIP Code 61103 Overview

ZIP code 61103 serves the community of Rockford, Illinois. Based on available data, this ZIP code has an estimated population of around 23,238 people and a population density of roughly 549.2 people per square kilometer.

The primary county linked to this ZIP code is Winnebago County. In some datasets, ZIP codes can overlap multiple counties. For ZIP code 61103, the extended county coverage is recorded as: Winnebago.

Location and Coordinates

The geographic center (approximate) of ZIP code 61103 is located near latitude 42.3453 and longitude -89.08271. This information is useful for mapping, distance calculations, and understanding how this ZIP fits within Illinois.

Time Zone

ZIP code 61103 falls under the America/Chicago time zone. This can be important for scheduling, logistics, and travel planning.

Related ZIP Code Pages

Explore other related ZIP code resources on Burning Compass:

• All ZIP codes in Illinois
• All ZIP codes for the city of Rockford
• All ZIP codes in Winnebago County