Jacob Miller was born on 9 December 1835 to Daniel A. Miller and Clarissa Pond Miller in Quincy, Illinois. He and his family moved to what became Farmington, Utah Territory, in 1848. He taught school in Farmington and managed the Farmington Co-Op. He also served as a counselor to Jacob Moroni Secrist in the Farmington bishopric. Miller died on 11 October 1911 in Farmington.
 Jacob Miller, death certificate, 11 Oct. 1911, “Utah Death Certificates, 1904–1964,” database with images, FamilySearch, https://www.familysearch.org/ark:/61903/3:1:S3HY-6Q77-Z8M?i=7; “Jacob Miller Called,” Bountiful (UT) Davis County Clipper, 13 Oct. 1911, 1; “Miller, Jacob,” in Frank Esshom, Pioneers and Prominent Men of Utah (Salt Lake City: Utah Pioneers Book Publishing, 1913), 1038; Horace J. Knowlton and Ford Clark, “History of Farmington,” 27 July 1921, typescript, 5, CHL.