In which county is ZIP code 52631 located?

ZIP 52631 is listed under Lee, IA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 52631: Houghton, IA

ZIP: 52631

County: Lee

Coordinates: 40.77000, -91.61380

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 52631, serving Houghton in IA. It lies in Lee and supports delivery, planning, and address verification.

Primary City	Houghton
ZIP Code	52631
County	Lee
State	IA
Latitude / Longitude	40.77000, -91.61380
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 52631 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 52631 is commonly represented around 40.77000, -91.61380. These coordinates help identify the general area within Lee, IA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 52631 for mail delivery and general location reference in Lee, IA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Houghton within IA.

Frequently Asked Questions

What is the primary city for ZIP code 52631?

The primary city for this ZIP code is Houghton, located in IA.

In which county is 52631 located?

ZIP code 52631 is situated within Lee, IA.

What are the coordinates for 52631?

The approximate center point is 40.77000 (Latitude) and -91.61380 (Longitude).

Is ZIP code 52631 active?

This page lists ZIP 52631 as Listed based on the latest refresh date shown above.

Does ZIP 52631 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