Her father, George, sailed to America in 1857 on the George Washington. Her mother, Louisa, and two children sailed in 1860 on the Underwriter in 1860. They met her father in New York, and the family came to Utah in 1862.
Her name is "Harriet J. Taylor" on the roster, but it is listed as "Harriet" on the 1870 Utah census. The The 1860 Connecticut census and the Eastern Idaho Death Records Database show her name as "Hattie Jane Higginson," and her gravestone has the inscription of "Hattie J. Higginson."
Her father's obituary talks of the family's travel to Utah