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ZIP code 51023

Hawarden, IA · Sioux County

About ZIP code 51023

  • ZIP code 51023 is in Hawarden, Sioux County, Iowa.
  • About 3,473 people live in it, which is 11.2 people per square mile.
  • It also reaches into Union County.
  • Time zone: Central Standard Time.
  • The middle of the ZIP code is at 43.009, -96.468.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Hawarden, IA

ZIP code 51023 is the post office name for Hawarden, IA. 2,658 people live in Hawarden. Typical household income is $74,167. A typical home costs $136,300.

  • Stronger than most towns on: Short commute, Long, healthy lives and Diversity & community.
  • Weaker than most towns on: Airport access, Property taxes and Public transit.

See all figures for Hawarden

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.