Selby, South Dakota
Selby: city in and county seat of Walworth County, South Dakota, United States
About
Selby is a city located in the county of Walworth in the U.S. state of South Dakota. Its population at the 2010 census was 642 and a population density of 348 people per km². After 10 years in 2020 city had an estimated population of 612 inhabitants.
Quick Facts about Selby
| Population | 612 (2020) |
| Country | United States of America |
| State | South Dakota (United States) |
| County | Walworth County |
| Postal code | 57472 |
| Phone Area Codes | 605 |
| Area | 1.84 km2 |
| Latitude & Longitude | 45.5064,-100.0321 |
| Altitude | 1,903 feet / 580 meters |
| Capital city | Selby is capital of Walworth County |
| Time Zone | America/Chicago |
| Local time | 21:02:01 (17th April 2026) |
| Density | 332 Pop. per km² as of 2020 |
| Population growth | -4.9% (2010-2020) |
| Weather | 43℉ Rain And Snow Showers Likely 7-days weather |
Geography
Selby is located at 45°30'23"N 100°1'55"W (45.5063800, -100.0320700).
Selby map
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Weather
Rain and snow showers likely. Mostly cloudy, with a high near 43. North northwest wind 23 to 28 mph, with gusts as high as 38 mph. Chance of precipita...
7-Day ForecastOfficial website of Selby
Official WebsiteDemographics
According to census records, the population of Selby decreased by 4.9% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 642 | - | census |
| 2011 | 651 | 1.38% | estimation process |
| 2012 | 639 | -1.88% | estimation process |
| 2013 | 642 | 0.47% | estimation process |
| 2014 | 642 | 0% | estimation process |
| 2015 | 629 | -2.07% | estimation process |
| 2016 | 632 | 0.47% | estimation process |
| 2017 | 634 | 0.32% | estimation process |
| 2018 | 635 | 0.16% | estimation process |
| 2019 | 627 | -1.28% | estimation process |
| 2020 | 612 | -2.45% | estimation process |
People born in Selby (1)
United States federal judge and Governor of South Dakota (1903-1965) George T. Mickelson was born in Selby
Closest post offices linked to Selby.
| Post Office Name | City | ZIP |
|---|---|---|
| Selby Post Office | Selby (SD) | 57472 |
Other cities in Walworth County
Cities, towns, neighborhoods & other populated places in Walworth County , SD.
| City Name | Population | Title |
|---|---|---|
| Mobridge | 3,373 | City in South Dakota, United States of America |
| Java | 125 | Human settlement in Walworth County, South Dakota, United States of America |
| Glenham | 103 | Town in South Dakota, United States of America |
| Akaska | 47 | Town in South Dakota, United States of America |
| Lowry | 6 | Town in South Dakota, United States of America |