His death certificate records Isaac Ellington, age 90 years 7 months 12 days, born 19 June 1821 in Ky, died 31 Jan 1912 in West Liberty, Morgan Co., Ky, widowed, father Abraham Ellington, mother’s maiden name Rachel Wells, both born in Ky, death caused by a fall and never recovered from the shock, informant blank, burial in Keaton grave yard.

1850 census of Morgan Co., Ky, enumerated 8 Aug, lists on p. 30 as family #183:
Isaac Ellington, 28, farmer; Matilda Cassity, 36; James, 10; Abram, 7; Reuben, 4; Carline, 1. All born in Kentucky.

1860 census of Morgan Co., Ky, district 1, enumerated 3 July, lists on p. 46 as family #280/277:
Isaac Ellington, 39, farmer; Matilda, 45; James W., 20; Abraham, 17; Reuben B., 14; Caroline L., 11; Amanda A., 3; Martha Ellington, 28; Lafayette, 3. All born in Kentucky.

1870 census of Morgan Co., Ky, West Liberty precinct, enumerated 15 June, lists on p. 4 as family #23:
Ellington, Isaac, 48; farmer; Matilda J., 55; Abraham, 26; Caroline, 21; Amanda, 13. All born in Kentucky.

1880 census of Morgan Co., Ky, West Liberty precinct, enumerated 4 June, lists on p. 8 as family #67:
Ellington, Isac, 59, farmer; Tildia, 60, wife; Almandia, 22, dau. All born Ky Ky Ky.

1900 census of Morgan Co., Ky, West Liberty precinct, enumerated 13 June, lists on p. 10A as household #181/183:
Elington, Isaac, 78, b. June 1821, Ky Ky Ky, widowed, farmer.

In 1910 Isaac was listed with his son Reuben as age 89, widowed, b. Ky Va Va.