In the 1900 US census Esby, Cavalier, North Dakota
Head William Ellis, born July 1854, age 45, married 22 years, born in Canada (English), parents born Scotland, immigrated 1886, farmer
Wife Ann Ellis, born June 1844, age 55, married 22 years mother of 8 children - 4 still living, born Canada (English) , parents born Ireland, immigrated 1886
Daughter Ida E. Ellis, born January 1881, age 19, single, born Canada (English), immigrated 1886
Son John E. Ellis, born January 1883, age 17, single, born Canada (English), immigrated 1886
Son Gordon S. Ellis, born March 1885 [This does not agree with his parents immigration year], age 15, single, born Michigan
Daughter Annie Ellis, born August 1887, age 13, North Dakota