| Birth | about 1888 | Joe Trygstad was born about 1888 in South Dakota. |
| Marriage | about 1918 | He and Philomina Bunkers, daughter of Herman Bernard Bunkers and Christina Koppert, were married about 1918. |
| 1930 Census | 9 Apr 1930 | Joe Trygstad appeared as head of household in the 1930 Federal Census of Sioux Falls, Minnehaha County, South Dakota, as Joe V. Trygstad. Living with him was his wife, Philomina. |
| Residence | 1934 | In 1934 Joe Trygstad and Philomina Bunkers lived in 3600 Ridge Ave, Sioux City, Iowa; Joe was a clerk for Sears Roebuck & Co. |
| Residence | 1936 | In 1936 Joe Trygstad and Philomina Bunkers lived in 3600 Ridge Ave, Sioux City, Iowa; Joe was a salesman for Sears Roebuck & Co; 3600 Ridge Avenue. |
Joe Trygstad