Otis Mitchell enlisted May 4, 1861 in Co. G, 1st. Me. Regt., Inf.; Civil War; was discharged at Washington, D. C., Aug., 1861; re-enlisted Sept. 21, 1864 in Co. C, 16th. Me. Vol. Regt., Inf.; and was honorably discharged Sept. 5, 1865 at Arlington Heights, Va., by reason of expiration of term of enlistment.
1870 The Town of Otisfield (Cumberland) ME
Mitchell Otis F 31 Farmer 500 445 ME
_____ Aurora 26 Keeping House ME
_____ Lenora 8 At Home ME
_____ Volora 8/12 At Home ME Sep
_____ Fanny 69 Keeping House ME
Edwards Molly 59 Keeping House ME
1880 Otisfield (Cumberland) ME
Mitchell Otis F 41 House Carpenter ME ME ME
_____ Aurora 36 Wife Keeping house ME ME ME
_____ Lenora 18 Daughter at home ME ME ME
_____ Volora 10 Daughter going to school ME ME ME
_____ Charles 6 Son ME ME ME
1900 Otisfield town (Cumberland) ME
Mitchell Otis F Feb 1839 M 40 ME ME ME Farmer + mechanic
_____ Aurora Nov 1843 M 40 3 2 ME ME ME
1910 Otisfield (Cumberland) ME
Mitchell Otis F 71 48 ME ME ME Carpenter House
_____ Aurora 66 48 3 1 ME ME ME none
_____ Charles F Son 36 1 ME ME ME Engineer Lumber Mill
_____ Helen E Daughter in law 23 1 ME ME ME none
1920 Otisfield (Cumberland) ME
Mitchell Charles F 46 ME ME ME Farmer General Farm
_____ Helen E 33 ME ME ME none
1930 Otisfield (Cumberland) ME
Mitchell Charles F 57 M 36 ME ME ME Carpenter All Round
_____ Helen 43 M 21 ME ME ME none
1 boarder also in household
Aurora Edwards, husband Otis Mitchell, and all three children are buried in Forrest Edwards' Cemetery, Otisfield ME.
Otis Mitchell ... lived at first in his fathers old house but after it burned in 1877 he with his family moved in with Daniel Edwards an lived in part of his house for 6 years. He then moved to Spurrs Corner and lived in the house that Wm. & Abel Thurston built and made some additions to it, he was a carpenter. His son Charles now lives there, also a carpenter.
Charles m. Helen Flanders of Rockland 3/2/1909
Source: History of Otisfield by William Samuel Spurr; Reprinted by the Town of Otisfield, 2nd edition
This family is listed in the 1906 Census, living in Otisfield.
For more information about the ancestors of Otis F Mitchell, see this section of Willoughby, Heath, Carter families of New England.