Day County ZIP Codes

List of ZIP Codes in Day County

The following table lists ZIP Codes associated with Day County, South Dakota, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	57219	45.2877	-97.801	Bristol	533	1.2
2	57239	45.51223	-97.30938	Grenville	380	3.3
3	57261	45.54051	-97.49412	Roslyn	297	1.7
4	57273	45.33334	-97.27574	Waubay	1,226	2.7
5	57274	45.30943	-97.55533	Webster	2,611	2.7
6	57422	45.42288	-97.92199	Andover	153	0.5
7	57468	45.49797	-97.75318	Pierpont	273	1.4

About Day County ZIP Codes

Day County in South Dakota (SD) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 5,473 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Day County are located in cities such as Webster, Waubay, Bristol, Grenville, Roslyn. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Day County, South Dakota follow the America/Chicago time zone.

Day County ZIP Codes

List of ZIP Codes in Day County

About Day County ZIP Codes

South Dakota Counties ZIP Codes

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