Aurora County, South Dakota
Aurora County: county in South Dakota, United States
About
Aurora County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 2,710 and a population density of 1 people per km². After 10 years in 2020 county had an estimated population of 2,730 inhabitants. Its county seat is Plankinton. The county was created 147 years ago in 1878.
County Snapshot
Aurora County at a glance
Aurora County currently has 3 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
3
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
South Dakota counties
66
Open related pagesLargest city
StickneyPopulation 267
Top linked places
Quick Facts about Aurora County
| Population | 2,730 (2020) |
| Country | United States of America |
| State | South Dakota (United States) |
| Different from | Aurora |
| Area | 1845 km2 |
| Water as percent of area | 0.6% |
| Land as percent of area | 99.4% |
| Latitude & Longitude | 43.7180,-98.5616 |
| Named for | Aurora |
| Altitude | 1,555 feet / 474 meters |
| Capital | Plankinton |
| Establishment | January 01, 1879 |
| Time Zone | America/Chicago |
| Local time | 23:32:19 (18th April 2026) |
| Density | 1 Pop. per km² as of 2020 |
| Population growth | 0.73% (2010-2020) |
| Weather | 51℉ Sunny 7-days weather |
Geography
Aurora County is located at 43°43'5"N 98°33'42"W (43.7180100, -98.5615500). It has 6 neighbors: Brule County, Charles Mix County, Davison County, Douglas County, Jerauld County and Sanborn County.
Aurora County map
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The largest city of Aurora County is Stickney with a population of 267. Other cities include and White Lake population 91. See all Aurora County cities & populated places.
Aurora County Populated Places
Cities, towns, neighborhoods & other populated places in Aurora County.
| City Name | Population | Title |
|---|---|---|
| Stickney | 267 | Town in Aurora County, South Dakota, United States |
| Plankinton | 211 | Township in Aurora County, South Dakota |
| White Lake | 91 | City in Aurora County, South Dakota, United States |
Weather
Sunny, with a high near 51. Northwest wind 15 to 25 mph, with gusts as high as 40 mph.
7-Day Forecast- Plankinton
Demographics
The population of Aurora County increased by 0.73% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 2,710 | - | census |
| 2011 | 2,716 | 0.22% | estimation process |
| 2012 | 2,762 | 1.67% | estimation process |
| 2013 | 2,715 | -1.73% | estimation process |
| 2014 | 2,743 | 1.02% | estimation process |
| 2015 | 2,744 | 0.04% | estimation process |
| 2016 | 2,764 | 0.72% | estimation process |
| 2017 | 2,769 | 0.18% | estimation process |
| 2018 | 2,785 | 0.57% | estimation process |
| 2019 | 2,751 | -1.24% | estimation process |
| 2020 | 2,730 | -0.77% | estimation process |
South Dakota Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Minnehaha County | 196,659 | County in South Dakota, United States of America |
| Sioux Falls | 157,584 | The largest city in South Dakota. |
| Pennington County | 115,926 | County in South Dakota, United States of America |
| Rapid City | 77,503 | The second most populous city in South Dakota. |
| Lincoln County | 63,019 | County in South Dakota, United States |
| Brown County | 38,738 | County in South Dakota, United States |
| Brookings County | 35,603 | County in South Dakota, United States of America |
| Meade County | 28,588 | County in South Dakota, United States |
| Codington County | 28,186 | County in South Dakota, United States of America |
| Lawrence County | 26,221 | County in South Dakota, United States |
| Yankton County | 22,742 | County in South Dakota, United States |
| Watertown | 22,303 | City in and county seat of Codington County, South Dakota, United States |
| Davison County | 19,812 | County in South Dakota, United States of America |
| Beadle County | 18,513 | County in South Dakota, United States |
| Hughes County | 17,336 | County in Oklahoma, United States |
| Union County | 16,192 | County in South Dakota, United States |