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Aurora County, SD
5 cities and towns and 3 ZIP codes in Aurora County, South Dakota.
Population
2,642
Land area
708sq mi
People per sq mi
4
ZIP codes
3
Cities and towns in Aurora County
Aurora County at a glance
- Aurora County is 69% less dense than South Dakota as a whole.
- The median household income is $72,885, close to the South Dakota median.
- A typical owner-occupied home is valued at $151,900 (41% below South Dakota) and median rent is $747 a month.
- The biggest population centers are Plankinton (603), White Lake (469) and Stickney (284).
Local data for Aurora County, SD
Counts from official public data
Housing and community stats
Aurora County, SD, American Community Survey 2020-2024
Median household income
$72,885
Poverty rate
10.6%
Median home value
$151,900
Median rent
$747/mo
Homeownership
72.7%
Bachelor's or higher
21.4%
Median age
41.7
Average commute
21.0 min
Largest reported origins and ancestries: German Americans (975), Dutch Americans (304), Norwegian Americans (218).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
1.6%
Aug 2026, +0.1 pts in a year
Average annual pay
$42,616
801 jobs, 2025
Income per person
$56,122
BEA, 2024
Federal spending
$38.8M
FY 2026, $14,108 per person
PPP loans
$11.9M
498 loans, 1,006 jobs reported
Campaign donations
$1,687
Itemized, 2026 cycle
How people get to work
Aurora County, SD, workers 16 and older. American Community Survey 5-year estimates
- Drove alone76.2%
- Carpooled6.6%
- Public transit0.0%
- Walked3.5%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.3%
- Worked from home13.3%
Average one-way commute: 21.0 minutes for people who do not work from home.
Environment and hazard risk
Aurora County, SD, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: ice storm
Storm events since 1996
618
Most often hail
Flood insurance policies
3
0.1% of homes, county
July high / Jan low
86° / 8°F
23.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone9 historic places
Health statistics
Share of adults in Aurora County, SD, CDC PLACES estimates
Obesity
36.4%
U.S. 33.3% +3.1 pts
Diabetes
12.2%
U.S. 12.1% about the same
Smoking
15.4%
U.S. 12.8% +2.6 pts
Uninsured (18-64)
9.9%
U.S. 11.1% -1.2 pts
Cities, towns and ZIP codes in Aurora County
Population shown
Frequently asked questions
- What is the largest city in Aurora County, SD?
- Plankinton is the largest city or town in Aurora County, with about 603 residents.
- How many ZIP codes are in Aurora County?
- Aurora County includes 3 ZIP Code Tabulation Areas, including 57368, 57375, 57383.
- What is the population of Aurora County, SD?
- About 2,642 people live in Aurora County, based on American Community Survey 5-year estimates.
- What counties border Aurora County?
- Aurora County borders Davison County, Charles Mix County, Brule County, Douglas County, Sanborn County, Jerauld County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023