Jonas August Larson was born 12 January 1856 in Smaaland, Sweden to Johan Larson (1818-1895) and Kristina Maria Johanson (1828-1875) and died 17 February 1934 Borgholm Township, Minnesota, United States of unspecified causes. He married Augusta Amelia Carlson (1874-1947) 25 October 1877 in Minnesota, United States.
|Offspring of Jonas Larson and Augusta Amelia Carlson (1874-1947)|
|Effie Larson (1897-1985)||1 September 1897 Murdock, Minnesota, United States||10 March 1985 New Hope, Minnesota, United States||George Olaf Olson (1893-1972)|
|Eugene Fredrick Larson (1900-1977)||10 October 1900 Hayes Township, Swift County, Minnesota, United States||5 August 1977 Olmsted County, Minnesota, United States|
|Ellen Viola Cordelia Larson (1903-1974)||26 September 1903 Hayes Township, Swift County, Minnesota, United States||12 January 1974 Anoka County, Minnesota, United States||Rasmussen|
|Lauritz August Larson (1905-1984)||19 May 1905 Hayes Township, Swift County, Minnesota, United States||15 January 1984 Hennepin County, Minnesota, United States|
|Roy C. R. Larson (1907-1964)||9 August 1907 Hayes Township, Swift County, Minnesota, United States||20 May 1964 Mille Lacs County, Minnesota, United States|
|Dorothy Emilia Larson (1910-)|
|Amy Larson (c1916-)|
1900, 1920 and 1930 census all agree that his immigration date was 1869.