Born: August 31, 1828, Ithaca, New York.
Died: January 1, 1919, Mount Vernon, Iowa.
Buried: Mount Vernon Cemetery, Mount Vernon, Iowa.
Hartsough was the husband of Isabella Cornish (married July 1, 1852, Coventry, New York)
On deciding to enter the ministry, he applied for entry into the Methodist denomination, and was received on trial in the Oneida Conference, July 30, 1851.
He graduated from Cazenovia Seminary, New York, in 1852, was ordained a Methodist minister in 1853.
His first sermon was preached at Oneida. During his ministry in New York state, he also served at Masonville, Smyrna, Jacksonville, Sharon Springs, Freyshick [sic], Milford, Cincinnatus, Dryden, and South Street Utica. During this period, he was also a member of the Christian Commission, 1864–56.
Around 1868, he moved west for health reasons, becoming superintendent of the Utah Mission, then presiding elder of the Wyoming District. About the same time, he served as musical editor for Joseph Hillman’s Revivalist.
Returning east in 1870, he served as chaplain of the sanitarium in Clifton Springs, New York.
In 1871, he became pastor of the Methodist church in Epworth, Iowa, and was instrumental in a large revival there.
In 1874, he transferred to the Northwestern Iowa Conference, which then included the Dakotas. For two years he was presiding elder of the Sioux City district, then presiding elder of the Fort Dodge district for four years.
In 1880, he became pastor at Sioux Falls, South Dakota, and two years later was appointed to the Huron district. This was was followed by six years in the Sioux Falls district, which ended his active work in the ministry.
During a visit to the east in 1889, he was a supply pastor in Fayetteville, New York. Later that year, he and his family returned to South Dakota, where they lived until 1895, when they moved to Mount Vernon, Iowa.