Data Last Updated: March 1, 2023

ZIP Codes for City of Erwin, SD


    
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Counties:	KINGSBURY, SD
Area Code(s):	605
Timezone(s):	Central (GMT -06:00)
City Population:	45 (More Details)
CBSA:	None
Congressional District(s):	No Districts
Land Area:	832 square miles (county)
Water Area:	32 square miles (county)

1 ZIP Code

Erwin, SD ZIP Code Boundaries

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Erwin, SD Covers 1 ZIP Code

ZIP Code	Type	Population	% of Population	Aliases
57233	Standard	118	100.00%	SPIRIT LAKE

Erwin, SD Demographic Information *

Total population**	45
Male population	23
Female population	22
Median age (years)	59.5
White Population	44
Black Population	0
Indian Population	0
Asian Population	0
Hawaiian Population	0
Hispanic Population	3
Median age (Male)	58.5
Median age (Female)	62
Total households	22
Family households (families)	15
Average household size	2.05
Average family size	2.53
Total housing units	29

* Demographic data is based on 2010 Census for the City of ERWIN.
** City and ZIP Code Population will not be equal due to differences in their geographies.

References

U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov