Son of Robert Blalock and Judith Pearce Blalock.

Brother of:
Obadiah Blalock(1813-unk)
Alfred Davies Blalock
Jane Blalock Eyring(1820-unk)
Martha Blalock Blalock(1827-1880)
[William Pearce Blalock]
Robert Blalock
Christopher Columbus Blalock
Thomas R Blalock

Married to Mary Jane Day on November 21, 1854 in Person County, North Carolina.

William and Mary were the parents of:
John Robert Blalock
Sarah Thomas Blalock Oakley
Susan Anna Blalock Allen Oakley(1866-d.bef 1922)
William Haywood Blalock
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1850 United States Federal Census
Name: William Blalock
Age: 19
Birth Year: abt 1831
Birthplace: North Carolina
Home in 1850: Person, North Carolina
Gender: Male
Family Number: 59
Household Members:
Name Age
Obadiah Blalock 37
Judith Blalock 56
Jane Blalock 30
Martha Blalock 25
William Blalock 19
Robert Blalock 16
Columbia Blalock 14
Thomas R Blalock 12
Ivaron Hargis 23

North Carolina, Index to Marriage Bonds, 1741-1868
Name: Mary Jane Day
Gender: Female
Spouse: William P Blalock
Spouse Gender: Male
Bond Date: 21 Nov 1854
Bond #: 000109597
ImageNum: 002062
County: Person
Record #: 02 002
Bondsman: A B Bumpass

1860 United States Federal Census
Name: William Blalock
Age: 27
Birth Year: abt 1833
Gender: Male
Birth Place: North Carolina
Home in 1860: Person, North Carolina
Post Office: Mount Tirzah
Family Number: 412
Household Members:
Name Age
William Blalock 27
Mary J Blalock 27
John P Blalock 4

1870 United States Federal Census
Name: Wm P Blalock
Age in 1870: 39
Birth Year: abt 1831
Birthplace: North Carolina
Home in 1870: Mount Tirzah, Person, North Carolina
Race: White
Gender: Male
Household Members:
Name Age
Wm P Blalock 39
Mary J Blalock 34
John R Blalock 14
Sarah T Blalock 9
Susan A Blalock 4
Chesterfield C Blalock 34

1880 United States Federal Census
Name: William P. Blalock
Age: 49
Birth Year: abt 1831
Birthplace: North Carolina
Home in 1880: Mount Tirzah, Person, North Carolina
Race: White
Gender: Male
Relation to Head of House: Self (Head)
Marital Status: Married
Spouse's Name: Mary J. Blalock
Father's Birthplace: North Carolina
Occupation: Farmer
Household Members:
Name Age
William P. Blalock 49
Mary J. Blalock 44
John Blalock 24
Susan Blalock 13
Haywood Blalock 7

1900 United States Federal Census
Name: William P Blalock
Age: 60
Birth Date: Apr 1831
Birthplace: North Carolina
Home in 1900: Mount Tirzah, Person, North Carolina
House Number: 8
Sheet Number: 15A
Number of Dwelling in Order of Visitation: 256
Family Number: 258
Race: White
Gender: Male
Relation to Head of House: Head
Marital Status: Married
Spouse's Name: Mary J Blalock
Marriage Year: 1854
Years Married: 46
Father's Birthplace: North Carolina
Mother's Birthplace: North Carolina
Occupation: Farmer
Months not employed: 0
Can Read: Yes
Can Write: Yes
Can Speak English: Yes
House Owned or Rented: O
Home Free or Mortgaged: F
Farm or House: F
Household Members:
Name Age
William P Blalock 60
Mary J Blalock 64
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U.S. and International Marriage Records, 1560-1900
Name: Judith Pearce
Gender: Female
Birth Place: NC
Birth Year: 1794
Spouse Name: Robert Blalock
Spouse
Birth Place: NC
Spouse Birth Year: 1781
Marriage
Year: 1813
Marriage State: NC
Number Pages: 1