b. 19 January 1870, d. 31 October 1925
| Birth | 19 January 1870 | James Preston Larsen was born on 19 January 1870 in Stoddard County, Missouri. |
| Cen-Enum | 21 June 1880 | James Preston Larsen was enumerated as James P. Lawson. Single white male, age 10. Son of head of household. He was born in Missouri. His father was born in Denmark, his mother in Tennessee. |
| Cen-Head
(Enumerated with) | 21 June 1880 | The 1880 US Census listed James Preston Larsen in addition to Louisa Edwards, John Christian Larsen, Alnestena Larsen and William Henry Larsen in the household of Martin Luther Larsen, in Castor Township, Stoddard County, Missouri. |
| Marriage | 12 June 1892 | James Preston Larsen and Jessie Ellen Temple, daughter of Jesse Temple and Delilah Deason, were married on 12 June 1892 in Stoddard County, Missouri. |
| Cen-Head | 12 June 1900 | James Preston Larsen is head of household in the 1900 US Census of Castor Township, Stoddard County, Missouri as John Preston Larsen. Married white male, age 30. Born January 1870. Married 8 years. He was born in Missouri. His father was born in Denmark, his mother in Tennessee. His occupation is farmer. He can read, write and speak English. He owns his farm, free of mortgage. It is number 82 on the farm schedule. Enumerated with James Preston Larsen was Martin Leman Larsen, Grace Merle Larsen and Jessie Ellen Temple. |
| Cen-Head | 6 May 1910 | James Preston Larsen is head of household in the 1910 US Census of Castor Township, Stoddard County, Missouri as J. Preston Larsen. Lives on Aid and Acorn Ridge Road. Married white male, age 40. Married 18 years. He was born in Missouri. His father was born in Denmark, his mother in Tennessee. He can speak English. His occupation is farmer on his own farm. He was not unemployed on April 15 1910. He was out of work 0 months in 1909. He can read and write. He owns his home, and it is mortgaged. It is a farm, number 192 on the farm schedule. Enumerated with James Preston Larsen was Jessie Ellen Temple, Martin Leman Larsen, Grace Merle Larsen, Gladys Marie Larsen, Gertrude Marvin Larsen and Joseph Bryan Larsen. |
| Cen-Head | 20 January 1920 | James Preston Larsen is head of household in the 1920 US Census of Castor Township, Stoddard County, Missouri as Preston J. Larsen. Married white male, age 50. He owns his home. It is mortgaged. He can read and write. He was born in Missouri. His father was born in Denmark, his mother tongue is Danish. His mother was born in Tennessee. He can speak English. His occupation is farmer on a general farm. He works on his own account. His farm is number 128 on the farm schedule. Enumerated with James Preston Larsen was Gertrude Marvin Larsen, Joseph Bryan Larsen, Jessie Ellen Temple and William Norvel Larsen. |
| Death | 31 October 1925 | James Preston Larsen died on 31 October 1925 in Aid, Stoddard County or Carroll County, Missouri, at age 55. |
| Burial | | He was buried in West Antioch Cemetery, Stoddard County, Missouri. |
