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ZIP code 57233
Erwin, SD · Kingsbury County
About ZIP code 57233
- ZIP code 57233 is in Erwin, Kingsbury County, South Dakota.
- About 350 people live in it, which is 3.7 people per square mile.
- Time zone: Central Standard Time.
- The middle of the ZIP code is at 44.510, -97.399.
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.
Erwin, SD
ZIP code 57233 is the post office name for Erwin, SD. 105 people live in Erwin. Typical household income is $86,250.
- Stronger than most towns on: A place that is growing, Clean air and low disaster risk and Property taxes.
- Weaker than most towns on: Diversity & community, Airport access and Walkability.
Nearby ZIP codes
- 57221 Bryant · 1,158 people
- 57249 Lake Preston · 1,023 people
- 57214 Badger · 162 people
- 57248 Lake Norden · 1,295 people
- 57231 De Smet · 1,724 people
- 57212 Arlington · 1,819 people
- 57241 Hayti · 936 people
- 57278 Willow Lake · 1,011 people
ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.