In which county is ZIP code 53021 located?

ZIP 53021 is listed under Ozaukee, WI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 53021: Fredonia, WI

ZIP: 53021

County: Ozaukee

Coordinates: 43.47700, -87.96120

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Fredonia, WI postal area 53021. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Fredonia
ZIP Code	53021
County	Ozaukee
State	WI
Latitude / Longitude	43.47700, -87.96120
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 53021 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 53021 is approximately 43.47700 (latitude) and -87.96120 (longitude). This location sits within Ozaukee, contributing to regional planning across WI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 53021 for mail delivery and general location reference in Ozaukee, WI.

This ZIP may extend beyond the city core into nearby communities within Ozaukee.

Related ZIP Codes (Nearby)

Explore other postal codes near Fredonia within WI.

Frequently Asked Questions

What is the primary city for ZIP code 53021?

The primary city for this ZIP code is Fredonia, located in WI.

In which county is 53021 located?

ZIP code 53021 is situated within Ozaukee, WI.

What are the coordinates for 53021?

The approximate center point is 43.47700 (Latitude) and -87.96120 (Longitude).

Is ZIP code 53021 active?

This page lists ZIP 53021 as Listed based on the latest refresh date shown above.

Does ZIP 53021 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