In which county is ZIP code 53186 located?

ZIP 53186 is listed under Waukesha, WI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 53186: Waukesha, WI

ZIP: 53186

County: Waukesha

Coordinates: 42.99930, -88.21960

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Waukesha, WI postal area 53186. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Waukesha
ZIP Code	53186
County	Waukesha
State	WI
Latitude / Longitude	42.99930, -88.21960
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 53186 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 53186 are listed as 42.99930 / -88.21960, useful for GPS and service checks in and around Waukesha, WI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 53186 for mail delivery and general location reference in Waukesha, WI.

Some addresses near Waukesha may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Waukesha within WI.

Frequently Asked Questions

What is the primary city for ZIP code 53186?

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

In which county is 53186 located?

ZIP code 53186 is situated within Waukesha, WI.

What are the coordinates for 53186?

The approximate center point is 42.99930 (Latitude) and -88.21960 (Longitude).

Is ZIP code 53186 active?

This page lists ZIP 53186 as Listed based on the latest refresh date shown above.

Does ZIP 53186 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