In which county is ZIP code 57016 located?

ZIP 57016 is listed under Lake, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57016: Chester, SD

ZIP: 57016

County: Lake

Coordinates: 43.89810, -96.97590

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 57016, serving Chester in SD. It lies in Lake and supports delivery, planning, and address verification.

Primary City	Chester
ZIP Code	57016
County	Lake
State	SD
Latitude / Longitude	43.89810, -96.97590
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 57016 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 57016 is commonly represented around 43.89810, -96.97590. These coordinates help identify the general area within Lake, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57016 for mail delivery and general location reference in Lake, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Chester within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57016?

The primary city for this ZIP code is Chester, located in SD.

In which county is 57016 located?

ZIP code 57016 is situated within Lake, SD.

What are the coordinates for 57016?

The approximate center point is 43.89810 (Latitude) and -96.97590 (Longitude).

Is ZIP code 57016 active?

This page lists ZIP 57016 as Listed based on the latest refresh date shown above.

Does ZIP 57016 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