1850 U.S. Census, Essex County, Virginia
Page 87
Dwelling 381, Household 381
Dunn, Richard, 50, male, merchant, value of real estate $2,300, born in
Virginia
Dunn, Peggy, 51, female, born in Virginia
Dunn, Iverson, 20, male, laborer, born in Virginia
Dunn, Richard, 18, male, clerk in store, born in Virginia
Dunn, Muscoe, 16, male, salesman, born in Virginia

Muscoe R. Dunn was mentioned in the 1851 will of his father Richard D. Dunn. He was to receive an equal one-fifth share along with the other children. [Essex County, Virginia, Will Book 27, pages 114–115.]

1860 U.S. Census, Essex County, Virginia
Lloyds Post Office, Page 87
Dwelling 817, Family 793
Brizendine, Martha J., 35, female, farmer, value of real estate $500, value of personal estate $150, born in Virginia
Dunn, Margaret C., 62, female, value of personal estate $5,600, born in Virginia
Dunn, Muscoe R., 24, male, farmer, value of real estate $800, value of personal estate $225, born in Virginia
Allen, Wm. R., 10, male, born in Virginia, in school
Brizendine, Margaret J., 8, female, born in Virginia, in school
Brizendine, Churchill R., 6, male, born in Virginia, in school
Brizendine, Harvey, 5, male, born in Virginia
Brizendine, Fontaine, 3, male, born in Virginia

On 18 October 1869, Muscoe R Dunn, Peter T. Campbell and Selden T. Dunn were bound $500 for Muscoe R Dunn’s administration of the estate of Marinda A Dunn. [Essex County, Virginia, Will Book 29, pages 66–67.]

1870 U.S. Census, Virginia, Essex County
Page 129
Dwelling 319, Household 319
Dunn, Muscoe, 32, male, white, farmer, value of personal estate $125, born in Virginia
Dunn, Margaret, 74, female, white, keeping house, value of real estate $400, born in Virginia
Crow, Eugene, 8, male, white, at home, born in Virginia
Crow, Ealing[?], 6, male, white, at home, born in Virginia

Muscoe R. Dunn married Emma J. Conoly on 7 December 1870 in Essex County, Virginia. He was 34, widowed, a farmer. She was 27, single. Both were born in Essex County and lived there. The parents were Richard D. Dunn and Margaret James, and Silas Conoly and Boughan [no first name listed]. T. M. Beckham performed the ceremony. [Essex County, Virginia, Marriage Register Book I, page 26.]

1880 U.S. Census, Virginia, Essex County, Chapel Grove Precinct
Page 293
Dwelling 203, Household 203
Dunn, M. R., white, male, 46, married, dry goods merchant, born in Virginia, both parents born in Virginia
Dunn, E., E., white, female, 36, wife, married, keeping house, born in Virginia, both parents born in Virginia
Crow, Eugene, white, male, 20, stepson, single, clerk in store, born in Virginia, both parents born in Virginia
Crow, Evan R., white, male, 18, stepson, single, works on farm, born in Virginia, both parents born in Virginia
Dunn, James M., white, male, 6, son, cannot read or write, born in Virginia, both parents born in Virginia
Bowdoin, S. F., white, female, 54, boarder, widowed, no occupation, born in Virginia, both parents born in Virginia
Garnett, Amanda, black, female, 15, servant, single, cook, cannot read or write, born in Virginia, both parents born in Virginia