The 1900 United States census showed Peter Boukind (age 13, born in July 1886 in Minnesota) living with his sisters Nellie (age 22, born in March 1878 in Wisconsin, hotel keeper) and Clara (age 20, born in May 1880 in Minnesota) in Roome Township, Polk County, Minnesota.
The 1910 United States census showed Peder Boukind (age 23, born in Minnesota, brick manufacturer) living in Crookston, Minnesota.
Peder P. Boukind registered for World War I in Great Falls, Montana, on June 1, 1917. He listed his date of birth as July 9, 1886, in Polk County, Minnesota. His occupation was manager of a building material company.
The 1920 United States census showed Peter P. Boukind (age 33, born in Minnesota, stock salesman) living in Great Falls, Montana.
The 1930 United States census showed Peder P. Bonkind (age 43, born in Minnesota, refridgerator engineer) married to May O. (age 44, born in Illinois) and living in Great Falls, Montana. A son, Perry (age 8, born in Montana), also lived with the couple.
Peder Boukind died November 19, 1951, in Montana.