United States Census, 1850
Name: Sophia M Arnold ( William's mother)
Event Place: Batesville, Panola, Mississippi
Age: 22
Birth Year (Estimated): 1828
Birthplace: Tennessee
Bassel Arnold Male 43 Mississippi
Sophia M Arnold Female 22 Tennessee
John C Arnold Male 3 Mississippi
Wiley M Arnold Male 2 Mississippi
Sarah Hamil Female 55 North Carolina ( William's grandmother)

United States Census, 1860
Name: Sophia Arnold ( William's mother)
Event Place: Beat 2, Houston, Texas
Sex: Female
Age: 30
Birth Year (Estimated): 1830
Rush Arnold Male 50 Tennessee
Sophia Arnold Female 30 Tennessee
Wyley Arnold Male 11 Texas
Tisha Arnold Female 6 Texas
Sarah Arnold Female 4 Texas
S J Arnold Male 2 Texas
Sarah Hammond Female 70 South Carolina
Augusta Armstrong Female 0 Texas

United States Census, 1870
Name: William Arnold
Event Place: Justice Precinct 5, Grayson County, Texas
Sex: Male
Age: 8
Birth Year (Estimated): 1862
Russel Arnold Male 45 Tennessee
Julie Arnold Female 39 Texas ( William's step-mother)
Wyley Arnold Male 21 Mississippi
Morton Arnold Male 18 Mississippi
Sarah Arnold Female 15 Texas
William Arnold Male 8 Texas
Mary Luckey Female 13 Texas
Josephine Childres Female 8 Texas
Annie Childres Female 6 Texas
Ellenom Arnold Female 4 Texas
Robert Arnold Male 2 Texas

United States Census, 1880
Name: Wm. R. Arnold
Event Place: Justice Precinct 4, Wise County, Texas
Age: 20
Marital Status: Single
Occupation: Works On Farm
Birth Year (Estimated): 1860
Father's Birthplace: Tennessee
Mother's Birthplace: Tennessee
Relationship to Head of Household: Son
Russell Arnold Self Male 77 Tennessee
Julina Arnold Wife Female 39 Texas
Wm. R. Arnold Son Male 20 Texas
Josephine A. Childers Stepdaughter Female 18 Texas
Anise L. Childers Stepdaughter Female 16 Texas
Eleanor Arnold Daughter Female 14 Texas
Robert L. Arnold Sister Female 10 Texas
Ida F. Arnold Daughter Female 6 Texas
James S. Arnold Son Male 5 Texas
George H. Arnold Son Male 1 Texas

United States Census, 1900
Name: William P Arnold
Event Place: Justice Precinct 3, Taylor County, Texas
Age: 34
Birth Date: Sep 1866
Father's Birthplace: Mississippi
Mother's Birthplace: Mississippi
Relationship to Head of Household: Head
William P Arnold Head Male 34 Texas
Sarah J Arnold Wife Female 28 Texas
Ella Arnold Daughter Female 2 Texas
Eunice Arnold Daughter Female 1 Texas

United States Census, 1910
Name: William R Arnold
Event Place: Justice Precinct 4, Taylor County, Texas
Age: 47
Birth Year (Estimated): 1863
Father's Birthplace: Tennessee
Mother's Birthplace: Tennessee
Relationship to Head of Household: Head
William R Arnold Head Male 47 Texas
Sarah J Arnold Wife Female 38 Texas
Ella M Arnold Daughter Female 11 Texas
Eunice P Arnold Daughter Female 10 Texas
William A Arnold Son Male 8 Texas
Verna L Arnold Daughter Female 4 Texas
Lela B Arnold Daughter Female 3 Texas
Martice L Arnold Son Male 0 Texas

United States Census, 1920
Name: William R Arnold
Event Place: Sherman County, Texas
Age: 57
Birth Year (Estimated): 1863
Father's Birthplace: Tennessee
Mother's Birthplace: Mississippi
Relationship to Head of Household: Head
William R Arnold Head Male 57 Texas
Sarah J Arnold Wife Female 47 Texas
Eunice P Arnold Daughter Female 20 Texas
Archie Arnold Son Male 17 Texas
Velma L Arnold Daughter Female 14 Texas
Lela B Arnold Daughter Female 13 Texas
Martin L Arnold Son Male 10 Texas

United States Census, 1930
Name: William R Arnold
Event Place: Precinct 1, Terry County, Texas
Age: 68
Birth Year (Estimated): 1862
Relationship to Head of Household: Father-in-law
Chester O Holmes Head Male 25 Arkansas
Bessie Holmes Wife Female 24 Texas
William R Arnold Father-in-law Male 68 Texas
Sarah J Arnold Mother-in-law Female 58 Texas

United States Census, 1940
Name: William R Arnold
Age: 77
Event Place: Justice Precinct 4, Sherman County, Texas
Residence Date: 1935
Residence Place: Same Place
Relationship to Head of Household: Head
Enumeration District Number:
211-5 Justice Precinct 4, Stratford Town, Sherman County Jail
Sarah Arnold Wife Female 68 Texas
William R Arnold Head Male 77 Texas