Brown County ZIP Codes

List of ZIP Codes in Brown County

The following table lists ZIP Codes associated with Brown 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	57401	45.4753	-98.53042	Aberdeen	32,064	44.4
2	57426	45.73485	-98.4936	Barnard	43	2.8
3	57427	45.48109	-98.31786	Bath	512	3.2
4	57432	45.6839	-98.02453	Claremont	210	0.7
5	57433	45.64311	-98.32104	Columbia	384	1.2
6	57439	45.33464	-98.10007	Ferney	1	1.0
7	57441	45.82275	-98.51474	Frederick	512	0.7
8	57445	45.45828	-98.12094	Groton	2,033	3.1
9	57446	45.86698	-98.15423	Hecla	521	1.3
10	57449	45.73101	-98.17553	Houghton	280	1.3
11	57460	45.27323	-98.66585	Mansfield	338	1.1
12	57474	45.28577	-98.27526	Stratford	184	0.9
13	57479	45.30415	-98.4382	Warner	659	5.3
14	57481	45.65279	-98.66821	Westport	361	0.7

About Brown County ZIP Codes

Brown County in South Dakota (SD) is served by approximately 14 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 38,102 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 Brown County are located in cities such as Aberdeen, Groton, Warner, Hecla, Bath. These cities and towns help define the economic and demographic character of the county.

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

Brown County ZIP Codes

List of ZIP Codes in Brown County

About Brown County ZIP Codes

South Dakota Counties ZIP Codes

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