Married to William C Blackwood on February 17, 1829 in Granville County, North Carolina.

William and Martha were the parents of:
Henry O Blackwood
Lucy E Blackwood
Frances A Blackwood(1837-unk)
John Blackwood(1844-unk)
William J Blackwood
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--The Hillsborough Recorder, April 29, 1829, page 3

MARRIED

In Granville County, on Tuesday the 7th inestant, by the Rev Willis Harris, Mr Davis a Blackwood, of Orange County, to Miss Tabitha Minor, daughter of John Minor, sen esq of Granvile County.

Also at the same time and place, Mr William C Blackwood, of Orange County to Miss Martha M Minor, daughter of Mr John Minor, juu of Granville.
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North Carolina, Marriage Collection, 1741-2004
Name: William C. Blackwood
Spouse: Martha M. Minor
Marriage Date: 17 Feb 1829
Marriage County: Granville
Marriage State: North Carolina
Source: Family History Library, Salt Lake City, UT

1850 United States Federal Census
Name: William Blackwood
Age: 43
Birth Year: abt 1807
Birthplace: North Carolina
Home in 1850: District 1, Orange, North Carolina
Gender: Male
Family Number: 29
Household Members: Name Age
William Blackwood 43
Martha Blackwood 39
Henry Blackwood 19
Lucy Blackwood 16
Frances Blackwood 13
John Blackwood 6
William Blackwood 5

1860 United States Federal Census
Name: Martha Blackwood
Age in 1860: 52
Birth Year: abt 1808
Birthplace: North Carolina
Home in 1860: South Side of the NC RR, Orange, North Carolina
Gender: Female
Post Office: Chapel Hill
Household Members: Name Age
Wm C Blackwood 53
Martha Blackwood 52
Lucy Blackwood 26
John Blackwood 17
Wm Blackwood 15
Henry O Blackwood 30

1870 United States Federal Census
Name: Martha Blackwood
Age in 1870: 61
Birth Year: abt 1809
Birthplace: North Carolina
Home in 1870: Chapel Hill, Orange, North Carolina
Race: White
Gender: Female
Post Office: Chapel Hill
Value of real estate: View image
Household Members: Name Age
William Blackwood 63
Martha Blackwood 61
Lucy Blackwood 38
Francis A Blackwood 35
Charles A Blackwood 10

1880 United States Federal Census
Name: Martha Blackwood
Age: 71
Birth Year: abt 1809
Birthplace: North Carolina
Home in 1880: Chapel Hill, Orange, North Carolina
Race: White
Gender: Female
Relation to Head of House: Self (Head)
Marital Status: Widowed
Father's Birthplace: North Carolina
Mother's Birthplace: North Carolina
Occupation: Keeping House
Household Members: Name Age
Martha Blackwood 71
Lucia Blackwood 40
Susan Andrews 35
Charles Andrews 21