South Branch, Minnesota
South Branch: Township in Watonwan County, Minnesota
About
South Branch is a township located in the county of Watonwan in the U.S. state of Minnesota. Its population at the 2010 census was 282 and a population density of 7 people per km². After 10 years in 2020 city had an estimated population of 276 inhabitants.
Quick Facts about South Branch
| Population : | 276 (2020) |
| Country : | United States of America |
| State : | Minnesota (United States) |
| County : | Watonwan County |
| Area : | 39.1 km2 |
| Altitude : | 1,109 feet / 338 meters |
| Time Zone : | America/Chicago |
| Local time : | 00:12:40 (6th December 2025) |
| Density : | 7 Pop. per km² as of 2020 |
| Population growth : | -2.17% (2010-2020) |
Geography
South Branch is located at 43°53'2"N 94°32'58"W (43.8838500, -94.5494200).
South Branch map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Demographics
According to census records, the population of South Branch decreased by 2.17% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 282 | - | census |
| 2011 | 281 | -0.36% | estimation process |
| 2012 | 279 | -0.72% | estimation process |
| 2013 | 280 | 0.36% | estimation process |
| 2014 | 278 | -0.72% | estimation process |
| 2015 | 279 | 0.36% | estimation process |
| 2016 | 279 | 0% | estimation process |
| 2017 | 277 | -0.72% | estimation process |
| 2018 | 279 | 0.72% | estimation process |
| 2019 | 279 | 0% | estimation process |
| 2020 | 276 | -1.09% | estimation process |
Schools in South Branch
College & universities near South Branch, MN
| Code | Name | City | ZIP |
|---|---|---|---|
| 173452 | Martin Luther College | New Ulm (MN) | 56073-3965 |
| 173911 | South Central College | North Mankato (MN) | 56003-1920 |
| 173920 | Minnesota State University-Mankato | Mankato (MN) | 56001 |
Post offices near South Branch
| Post Office Name | City | ZIP |
|---|---|---|
| Lewisvill Post Office | Lewisville (MN) | 56060 |
Other places with the same name (2)
- South Branch , Michigan township in Ogemaw County, Michigan with a population of 395 people.
Other cities in Watonwan County
Cities, towns, neighborhoods & other populated places in Watonwan County , MN.
| City Name | Population | Title |
|---|---|---|
| Madelia | 328 | City in Watonwan County, Minnesota, United States, along the Watonwan River |
| Saint James | 262 | City in and the county seat of Watonwan County, Minnesota, United States |
| Lewisville | 244 | Human settlement in Watonwan County, Minnesota, United States of America |
| Butterfield | 214 | Township in Watonwan County, Minnesota |
| Odin | 168 | City in Minnesota, United States |
| Darfur | 102 | City in Minnesota, United States |
| La Salle | 86 | City in Watonwan County, Minnesota, United States |
