From the 1855 State Census for Shandaken, Ulster County, New York: Dutcher, Sarah, 41, b. Conn., Widow, resident 1 year in the county; Matthew, 21, b. Greene County; James, 19, b. Greene County; Sanford, 11, b. Greene County; Mary, 9, b. Greene County, Luzern, 3, b. Sullivan County. This Sarah Dutcher is Sarah Maria "Sally" Mase/Dutcher/Barnham.
1860 census for Shandaken, Ulster Co., NY:
Maria Barnum, 47; Matthew Dutcher, 25; Duane C., 19; Lafaete, 14; Mary A., 13; Luzerne, 8
The three boys enlisted shortly after that census:
Duane C., New York, 23 Sep 1861, Private, age 20, Kingston, NY, K Co. 80th Inf Reg. NY
Lafayette, New York, 23 Feb 1864, Private, 19, Kingston, NY, K Co. 80th Inf Reg. NY
Matthew, New York, 12 Sep 1862, Private, 25, Shandaken, NY, K Co. 80th Inf Reg. NY