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zipcodes.pro — STATE/SD/COUNTY/BROOKINGS

Brookings County, SD ZIP codes

There are 8 ZIP codes in Brookings County, SD, in 7 towns, from 57002 to 57276. The largest are 57006 (Brookings), 57071 (Volga) and 57026 (Elkton). 1 more crosses into it from a neighbouring county: 57212.

The county seat is Brookings.

ZIP codes
8
Partly in it
1 more
Towns
7
County seat
Brookings
County FIPS
46011
Population
35,353
Median household income
$70,064
Land area
792 sq mi
Area code
605
Metro area
Brookings

Brookings County ZIP codes by town

Brookings (county seat)
57006, 57007

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Brookings County

This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Brookings County.

Map of Brookings County ZIP codes

5700257006570075702657061570715722057276

The ZIP codes of Brookings County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Brookings County in numbers

About 35,353 people live in Brookings County, in 13,798 households, the 5th most populous of South Dakota's 66 counties. The median household income is $70,064 a year, 7% below the South Dakota median of $75,081 (US: $80,734). The median owner-occupied home is valued at $264,600 (about the same as the South Dakota median), and median gross rent is $901 a month. The median age is 28.0; 42.5% of adults 25 and over hold a bachelor's degree or higher (31.9% across South Dakota); the average commute takes 14 minutes.

Population35,353Brookings35,353
Households13,798Brookings13,798
Median age28.0Brookings28.0South Dakota38.0US 38.9
Median household income$70,064Brookings$70,064South Dakota$75,081US $80,734
Median home value$264,600Brookings$264,600South Dakota$257,400US $332,700
Median gross rent$901Brookings$901South Dakota$946US $1,413
Bachelor's degree or higher42.5%Brookings42.5%South Dakota31.9%US 35.7%
Mean commute14.3 minBrookings14.3 minSouth Dakota17.8 minUS 26.4 min
Population density45 / sq miBrookings45 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Brookings County

Largest towns in Brookings County
TownZIP codesPopulation
Brookings 2 23,948
Volga 1 2,408
Aurora 1 1,444
Elkton 1 977
White 1 484
Bruce 1 290
Sinai 1 215

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Brookings County.

Not sure you are in Brookings County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Brookings County, with figures

ZIP codes in Brookings County
ZIP City Type Population Median income Median home
57002 Aurora , SD Standard 1,674 $93,214 $244,200
57006 Brookings , SD Standard 24,192 $66,337 $273,900
57007 Brookings , SD Standard 2,377 — —
57026 Elkton , SD Standard 1,531 $80,568 $213,200
57061 Sinai , SD Standard 215 $56,875 $89,300
57071 Volga , SD Standard 3,149 $77,138 $246,000
57220 Bruce , SD Standard 665 $86,094 $216,700
57276 White , SD Standard 942 $67,639 $161,400

Cite this page

zipcodes.pro. “Brookings County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/sd/county/brookings

Underlying data is public domain or openly licensed — sources, vintages and licences.