Robert was married to Effa J. Snyder, who bore him seven children, but died some time in the 1860's. His second wife was Catherine Amanda Stoughton. The children of Robert and Effa were: Nancy A. Davis, b. 1846; Zephenia Davis, b. 1848; Jacob Davis, b. 1853; William Davis, b. 1855; Mary Davis, b. 1857; Robert Davis, b. 1858; Caroline Davis, b. 1862.
Occupation: Farmer; farm in northeast section of Brady Twp., Butler Co., PA.
[S171] 1850 Census of Butler County, Slippery Rock Twp., PA.
Aug., 12, 1850, Roll M432_760, Pg. 318, Image 627, (Image 34); Dwelling 245; Robert Davis, age 31, Occ: Farmer; Effa J., age 21; Nancy A., age 4; Zephenia, age 2. All born in PA.
[S172] 1860 Census of Butler County, Slippery Rock Twp., PA.
June 12, 1860, Pg. 767, (Image 13); Dwelling 88, Robert Davis, age 43, Occ: Farmer, Personal Estate: 394.; Effa, age 31; Nancy, age 14; Zephenia, age 12; Jacob, age 7; William, age 5; Mary, age 3; Robert, age 2. All born in PA.
[S136] 1880 Census of Butler County, Brady Twp., PA.
June 7, 1880, Roll T9-1108, Page 63A, SD 10, ED30, (Image 1), Visit 8; Robert Davis, age 62, Occ: Farmer; Wife: Katharine, age 41?, Occ: Keeping House; Son: William, age 25, Occ: Laborer; Son: Robert, age 23, Occ: Works on Farm. All born in PA.