1850 census of Greenup Co., Ky, district 1, enumerated 31 July, lists on p. 460 as family #180/184:
M. Bradburn, 25, farmer, b. Ohio; Elizabeth, 26, b. Ky; James, 1, b. Ky; Jane, 4, b. Ky; Sarah, 3, b. Ky.

1860 census of Greenup Co., Ky, Greenupsburg P.O., enumerated 27 June, lists on p. 46 as part of household 342/339, headed by Rebecca Warnock age 75:
Elizabeth C. Bradburn, 35, housekeeper; Mary J., 14; Sarah, 13; Martha A., 9; Malissa, 7; John W., 4. All born in Ky. (Other adults in the household are Cyntha Warnock 44 and Sally Haney 69.)

1870 census of Greenup Co., Ky, precinct 4, enumerated 8 July, lists on p. 36 as family #265/260:
Bradburn, Elizabeth, 41; John, 12. Both born in Ky.