More than 68 census records are available for the Boisvert family, from both 1901 and 1911.
Sample 1901 Joliette census records about the Boisvert family available from Ancestry.ca:
A Boisvert family household of at least 9 members residing in the district of Joliette was recorded in 1901. The head of household, Geaion Boisvert, was born in Quebec in 1860. He identified his heritage as French. By 1901, at the age of 41, he had an occupation that was recorded as "Farmer". Geaion's wife was Elisabeth Boisvert, who was 31 years old. Elisabeth was born in Quebec in 1869. She also identified her heritage as French. Geaion and Elisabeth had 7 children, 3 boys and 4 girls. In 1888 their eldest child, a girl named Donaciana, was born. Two years later, in 1890, when Geaion was 30 years old and Elisabeth was 21 years old their second daughter, who was named Alice, was born. Then, in 1892, with their two older daughters ages 4 years and 2 years, their third child, Arsene, was born. In 1901 another son, their fourth child and second boy, Damien, was born. With four other children in the household, their fifth child and third girl, Cèlina, was born in 1896. She was followed by 2 more children: their son Joseph, born in 1898; and their daughter Dermina, born in 1900. Thus, at the time of the 1901 census, this Boisvert family household was filled with 7 children whose ages were 1, 2, 5, 7, 9, 11, and 13 years.