Brown

Source:

South Dakota

Brown is a smaller county in South Dakota with 13 ZIP codes, 36,398 people, and upper-quartile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Brown, SD sits among US counties with an upper-quartile household income, on a smaller county population base, across a compact ZIP cluster.

Top 14%
household income vs 3,210 US counties
36,398
combined ZIP population
13
USPS ZIP codes covered
$87,782
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Brown lands in the national county income distribution as upper-quartile household income on smaller county footing (FIPS 46013, 13 ZIPs, combined population 36,398). Sort the ZIP table by population before treating the county mean as uniform.

Upper-income footing across a mid-size ZIP set (13 codes). Sibling delivery areas are close enough that a two-ZIP compare usually separates the county seat from outlying tracts without leaving Brown. Use the density column to spot the urban core before jumping to HUD/FBI county overlays.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

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13

Total ZIPs

36,398

Total Population

ZIP Codes in Brown

Side-by-side: Compare 57401 vs 57445 →

ZIP Code City Population Density
57401 Aberdeen 30,061 40
57445 Groton 2,068 3
57479 Warner 666 5
57427 Bath 620 4
57441 Frederick 607 1
57481 Westport 598 1
57446 Hecla 472 1
57432 Claremont 465 2
57433 Columbia 383 1
57474 Stratford 197 1
57449 Houghton 146 1
57426 Barnard 63 4
57439 Ferney 52 4

Frequently Asked Questions

What is the population of Brown?

Brown has a total population of 36,398 across 13 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Brown?

Brown includes 13 ZIP codes: 57401, 57445, 57479, 57427, 57441, 57481, 57446, 57432, 57433, 57474, and more.

Brown's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.