There are several infirmaries and hospitals, and a sanatorium for children.
Tea is grown in the district, which includes the military sanatorium of Ranikhet.
The fort was used as a sanatorium until 1857, when it was bought by the 12th Lord Lovat, whose son presented it in 1876 to the English order of Benedictines.
Charitable Institutions, &c. - The state maintains a school for the blind at Gary, a school for deaf mutes at Sioux Falls, a tuberculosis sanatorium at Custer, a general hospital for the insane at Yankton, a school for the feeble-minded at Redfield, a soldiers' home at Hot Springs, a reform school at Plankinton, and a penitentiary at Sioux Falls.
It has a Carnegie library, and is the seat of an Evangelical Lutheran theological seminary (1865), of Lutheran homes for the aged and orphan, of the Milwaukee county hospital for the insane, of the Milwaukee sanatorium for nervous diseases, and of the north-western branch of the national soldiers' home, which has grounds covering 385 acres and with main building and barracks affording quarters for over 2000 disabled veterans, and has a hospital, a theatre, and a library of 15,000 volumes.