My Carringer line went from Pennsylvania (1795) to Iowa (1859) to Colorado (1873) to San Diego (1887). My Smith line went from New York (1790s) to Wisconsin (1843) to Iowa (1867) to Missouri (1873) to Kansas (1875) to Nebraska (1885) to San Diego (1895). My Auble line came from New Jersey (1750s) to Indiana (1865) to Illinois (1890s) to San Diego (1911).
My Seaver line came from Massachusetts (1600s) to San Diego (1940). My father drove across the country in three days. He always claimed he was tired of shoveling snow for his sisters.
Why? Land? Opportunity? Jobs? Weather?