More than 51 census records are available for the McCrady family, from both 1901 and 1911.
Sample 1901 Brockville census records about the McCrady family available from Ancestry.ca:
A McCrady family household of at least 6 members residing in the district of Brockville was recorded in 1901. The head of household, Frank McCrady, was born in "Canada" in 1856. He identified his heritage as English. By 1901, at the age of 45, he had an occupation that was recorded as "Farmer". Frank's wife was Nettie McCrady, who was 65 years old. Nettie was born in Ontario in 1836. She identified her heritage as Irish. Frank and Nettie had 4 children, 2 boys and 2 girls. In 1881 their eldest child, a boy named Charles, was born. Five years later, in 1886, when Frank was 30 years old and Nettie was 50 years old their second child, this time a daughter, who was named Hattie, was born. Then, in 1887, with their two children ages 6 years and 1 year, their third child, Charence, was born. In 1901 another daughter, their fourth child and second girl, Lulu, was born. Thus, at the time of the 1901 census, this McCrady family household was filled with 4 children whose ages were 12, 13, 14, and 19 years.