Castlewood, South Dakota
Castlewood: Township in Hamlin County, South Dakota
About
Castlewood is a township located in the county of Hamlin in the U.S. state of South Dakota. Its population at the 2010 census was 226. After 10 years in 2020 city had an estimated population of 247 inhabitants.
Quick Facts about Castlewood
| Population : | 247 (2020) |
| Country : | United States of America |
| State : | South Dakota (United States) |
| County : | Hamlin County |
| Time Zone : | America/Chicago |
| Local time : | 18:23:21 (12th November 2024) |
| Postal code : | 57223 |
| Population growth : | 8.5% (2010-2020) |
Geography
Castlewood is located at 44°43'22"N 97°1'48"W (44.7227400, -97.0300700).
Castlewood map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Demographics
The population of Castlewood increased by 8.5% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 226 | - | census |
| 2011 | 229 | 1.31% | estimation process |
| 2012 | 230 | 0.43% | estimation process |
| 2013 | 232 | 0.86% | estimation process |
| 2014 | 234 | 0.85% | estimation process |
| 2015 | 234 | 0% | estimation process |
| 2016 | 232 | -0.86% | estimation process |
| 2017 | 237 | 2.11% | estimation process |
| 2018 | 241 | 1.66% | estimation process |
| 2019 | 244 | 1.23% | estimation process |
| 2020 | 247 | 1.21% | estimation process |
Castlewood zip code is 57223.
County name: Hamlin, County
fips: 46057
Castlewood, Keaton
Schools in Castlewood
College & universities near Castlewood, SD
| Code | Name | City | ZIP |
|---|---|---|---|
| 219143 | Lake Area Technical College | Watertown (SD) | 57201-0730 |
| 219356 | South Dakota State University | Brookings (SD) | 57007-1898 |
Post offices near Castlewood
| Post Office Name | City | ZIP |
|---|---|---|
| Castlewood Post Office | Castlewood (SD) | 57223 |
Other places with the same name (2)
- Castlewood , Colorado city in Hamlin County, South Dakota, United States with a population of 25,271 people.
Other cities in Hamlin County
Cities, towns, neighborhoods & other populated places in Hamlin County , SD.
| City Name | Population | Title |
|---|---|---|
| Lake Norden | 540 | City in South Dakota, United States of America |
| Estelline | 351 | Township in Hamlin County, South Dakota |
| Bryant | 330 | City in Hamlin County, South Dakota, United States. |
| Hayti | 309 | Township in Hamlin County, South Dakota |
| Dempster | 271 | Township in Hamlin County, South Dakota |
| Hazel | 86 | Town in South Dakota, United States of America |
