Samuel C. Stevens was in the 1850 US Census in Thetford, Orange, VT. His mother was born in MA and all others at that household were born in Vermont. Samuel 44y, Mary F. 44y, Edwin B. 13y, Hary A. 11y, Samuel C. 9, Frank P. 6, and Mary L. 4 years old.
In 1860, Samuel C. Stevens is 18y living in Town of Thelford, Orange, VT.
1880 US Census Thetford, Orange, VT, Samuel C. Stevens 39y, wife Katie A. 45y, daughter, Ida B. 5y, other Moses Shannon 21y. All in household born VT.
1900 US Census ED 150 Thetford town, Orange, VT. Birth date Oct 1841, Samuel C. Stevens 59, wife, Edith, 66. dau Ida 25, servant Milo J. Jerry 46 y b. Canada E, servant Dell Perkins 22y, born VT.
1910 US Census has Samuel S. Stevens, widower, in Thetford, Orange, VT, age 68y. Caroline Hicks 40y b. VT is there and dau Etta Hicks 12y, b. VT. Sometimes middle initials like the S. can be incorrectly stated. Maybe it should be a C.
1920 US Census has Samuel C. Stevens, Orange, VT 78y, widowed Adella J. Colburn 76y born in Maine is the other person in the household.