Location of Herman, Minnesota
|• Total||1.07 sq mi (2.77 km2)|
|• Land||1.07 sq mi (2.77 km2)|
|• Water||0 sq mi (0 km2)|
|Elevation||1,073 ft (327 m)|
|• Estimate (2012)||434|
|• Density||408.4/sq mi (157.7/km2)|
|Time zone||Central (CST) (UTC-6)|
|• Summer (DST)||CDT (UTC-5)|
|GNIS feature ID||0644902|
As of the census of 2010, there were 437 people, 216 households, and 114 families residing in the city. The population density was 408.4 inhabitants per square mile (157.7/km2). There were 254 housing units at an average density of 237.4 per square mile (91.7/km2). The racial makeup of the city was 98.4% White, 0.5% African American, 0.2% Asian, and 0.9% from two or more races. Hispanic or Latino of any race were 0.5% of the population.
There were 216 households of which 20.8% had children under the age of 18 living with them, 44.4% were married couples living together, 6.0% had a female householder with no husband present, 2.3% had a male householder with no wife present, and 47.2% were non-families. 43.1% of all households were made up of individuals and 23.6% had someone living alone who was 65 years of age or older. The average household size was 2.02 and the average family size was 2.81.
The median age in the city was 48.4 years. 21.7% of residents were under the age of 18; 5.4% were between the ages of 18 and 24; 18% were from 25 to 44; 30.3% were from 45 to 64; and 24.5% were 65 years of age or older. The gender makeup of the city was 46.5% male and 53.5% female.
As of the census of 2000, there were 452 people, 203 households, and 127 families residing in the city. The population density was 437.2 people per square mile (169.4/km²). There were 237 housing units at an average density of 229.3 per square mile (88.8/km²). The racial makeup of the city was 98.23% White, 0.88% Native American, 0.44% Asian, 0.44% from other races. Hispanic or Latino of any race were 0.66% of the population.
There were 203 households out of which 27.6% had children under the age of 18 living with them, 48.3% were married couples living together, 8.9% had a female householder with no husband present, and 37.4% were non-families. 35.0% of all households were made up of individuals and 20.7% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.82.
In the city the population was spread out with 23.5% under the age of 18, 7.3% from 18 to 24, 22.6% from 25 to 44, 22.3% from 45 to 64, and 24.3% who were 65 years of age or older. The median age was 43 years. For every 100 females there were 89.1 males. For every 100 females age 18 and over, there were 95.5 males.
The median income for a household in the city was $31,429, and the median income for a family was $45,833. Males had a median income of $29,375 versus $17,813 for females. The per capita income for the city was $17,475. About 3.8% of families and 8.6% of the population were below the poverty line, including 9.7% of those under age 18 and 8.9% of those age 65 or over.
The Herman Iron Pour is no longer active. The website, www.hermanironpour.org, is currently disabled. If interested, you can find a historical copy on the Wayback machine: 
Herman is also more widely known for its high number of eligible bachelors. The story drew worldwide recognition and later was made into a fictional movie Herman U. S. A..
Herman is also the home to the Grant County Fair.
- "US Gazetteer files 2010". United States Census Bureau. Retrieved 2012-11-13.
- "American FactFinder". United States Census Bureau. Retrieved 2012-11-13.
- "Population Estimates". United States Census Bureau. Retrieved 2013-05-28.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "2010 Census Redistricting Data (Public Law 94-171) Summary File". American FactFinder. U.S. Census Bureau, 2010 Census. Retrieved 23 April 2011.
- Upham, Warren (1920). Minnesota Geographic Names: Their Origin and Historic Significance. Minnesota Historical Society. p. 215.
- "Grant County". Jim Forte Postal History. Retrieved 18 June 2015.