New Underwood, South Dakota
New Underwood: Human settlement in Pennington County, South Dakota, United States of America
About
New Underwood is a city located in the county of Pennington in the U.S. state of South Dakota. Its population at the 2010 census was 660 and a population density of 253 people per km². After 10 years in 2020 city had an estimated population of 679 inhabitants.
Quick Facts about New Underwood
| Population : | 679 (2020) |
| Country : | United States of America |
| State : | South Dakota (United States) |
| County : | Pennington County |
| Postal code : | 57761 |
| Phone Area Codes : | 605 |
| Area : | 2.6 km2 |
| Altitude : | 2,844 feet / 867 meters |
| Time Zone : | America/Denver |
| Local time : | 02:03:46 (5th December 2025) |
| Density : | 261 Pop. per km² as of 2020 |
| Population growth : | 2.8% (2010-2020) |
Geography
New Underwood is located at 44°5'36"N 102°50'11"W (44.0933200, -102.8362800).
New Underwood map
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Demographics
The population of New Underwood increased by 2.8% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 660 | - | census |
| 2011 | 659 | -0.15% | estimation process |
| 2012 | 669 | 1.49% | estimation process |
| 2013 | 672 | 0.45% | estimation process |
| 2014 | 671 | -0.15% | estimation process |
| 2015 | 671 | 0% | estimation process |
| 2016 | 670 | -0.15% | estimation process |
| 2017 | 667 | -0.45% | estimation process |
| 2018 | 670 | 0.45% | estimation process |
| 2019 | 673 | 0.45% | estimation process |
| 2020 | 679 | 0.88% | estimation process |
Other Places in New Underwood
1 New Underwood City Hall
423 S A Ave, New Underwood, SD 57761 ➦ Show Map
☎ +16057546777 🔗 Url
Schools in New Underwood
College & universities near New Underwood, SD
| Code | Name | City | ZIP |
|---|---|---|---|
| 440749 | National American University-Ellsworth AFB Extension | Ellsworth Air Force Base (SD) | 57706-4800 |
Post offices near New Underwood
| Post Office Name | City | ZIP |
|---|---|---|
| New Underwood Post Office | New Underwood (SD) | 57761 |
Other cities in Pennington County
Cities, towns, neighborhoods & other populated places in Pennington County , SD.
| City Name | Population | Title |
|---|---|---|
| Rapid City | 77,503 | The second most populous city in South Dakota. |
| Rapid Valley | 8,260 | Census-designated place in Pennington County, South Dakota |
| Box Elder | 7,165 | City in Pennington County, South Dakota, United States |
| Colonial Pine Hills | 2,493 | Township in Pennington County, South Dakota |
| Hill City | 1,032 | City in South Dakota, United States of America |
| Wall | 885 | City in Pennington County, South Dakota, United States |
| Ashland Heights | 754 | Township in Pennington County, South Dakota |
| Keystone | 352 | Town in Pennington County, South Dakota |
| Scenic | 64 | Community in Pennington County, South Dakota, US |
| Green Valley | 49 | Township in Pennington County, South Dakota |
| Owanka | 30 | Township in Pennington County, South Dakota |
| Wasta | 22 | Township in Pennington County, South Dakota |
| Quinn | 12 | Town in South Dakota, United States of America |
