 johnson is a city in big stone county, minnesota, united states. the population was 29 at the 2010 census. ==geography== according to the united states census bureau, the city has a total area of , all of it land.{{cite web|title=us gazetteer files 2010|url=http://www.census.gov/geo/www/gazette
Cities_in_Big_Stone_County,_Minnesota Cities_in_Minnesota