In which county is ZIP code 61070 located?

ZIP 61070 is listed under Stephenson, IL.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 61070: Rock City, IL

ZIP: 61070

County: Stephenson

Coordinates: 42.41030, -89.47590

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 61070, serving Rock City in IL. It lies in Stephenson and supports delivery, planning, and address verification.

Primary City	Rock City
ZIP Code	61070
County	Stephenson
State	IL
Latitude / Longitude	42.41030, -89.47590
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 61070 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 61070 is approximately 42.41030 (latitude) and -89.47590 (longitude). This location sits within Stephenson, contributing to regional planning across IL.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 61070 for mail delivery and general location reference in Stephenson, IL.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Rock City.

Related ZIP Codes (Nearby)

Explore other postal codes near Rock City within IL.

Frequently Asked Questions

What is the primary city for ZIP code 61070?

The primary city for this ZIP code is Rock City, located in IL.

In which county is 61070 located?

ZIP code 61070 is situated within Stephenson, IL.

What are the coordinates for 61070?

The approximate center point is 42.41030 (Latitude) and -89.47590 (Longitude).

Is ZIP code 61070 active?

This page lists ZIP 61070 as Listed based on the latest refresh date shown above.

Does ZIP 61070 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08