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William Harper — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Marion-County, Texas

Our Model Tree links this William Harper across the 1930 and 1940 US Censuses in Marion-County, Texas (XGBoost, ~Confirmed) — first a son (b.~1931), then head of a 10-person household.

Age 9 b. ~1931 Male Son Born: Texas Single

1940 Census Record Details

Census Year1940
LocationMarion-County, Texas
SurnameHarper
Given NameWilliam C.
Relationship to HeadSon
SexM
Color / RaceWhite
Age9
Marital StatusSingle
BirthplaceTexas
1935 Residence (City)Justice Precinct 1
1935 Residence (County)Mason
Additional Details
Highest GradeNo 1
1935 ResidenceSame place
Birth StateTexas
Birth CountryUnited States
Birthplace (normalized)texas
Township / WardJustice Precinct 1
Est. Birth Year~1931

Household Members

Census records only state relationship to the household head. Pairwise kinship is derived (~90–95% accurate), not recorded. Step/blended families and boarders can break it.

10 people recorded at the same address in the 1940 census.

Name Relation to head Relative to William Age Birth yr
Sadie Harper Daughter — 9 ~1931
Rosie Harper Daughter — 15 ~1925
Ben Harper Head — 46 ~1894
Dennis Harper Son — 5 ~1935
William Harper Son — 9 ~1931
Willie Harper Son — 4 ~1936
Odis Harper Son — 6 ~1934
Alvie Harper Son — 10 ~1930
L Harper Son — 14 ~1926
May Harper Spouse — 35 ~1905

Census Appearances

1930
Marion, Texas
Son, age
Marion, Texas · implied b. ~1930 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Harper
Given Name William L
Relationship to Head Son
Sex M
Color / Race Black
Age 0
Marital Status Single
Birthplace Texas
Father's Birthplace Louisiana
Mother's Birthplace Texas
Can Read/Write No
Veteran No
Birth State Texas
Birth Country United States
Birthplace (normalized) texas
1940
Marion-County, Texas
Son, age 9
Marion-County, Texas · implied b. ~1931 — 10 household members
Surname Harper
Given Name William C.
Relationship to Head Son
Sex M
Color / Race White
Age 9
Marital Status Single
Birthplace Texas
1935 Residence (City) Justice Precinct 1
1935 Residence (County) Mason
Highest Grade No 1
1935 Residence Same place
Birth State Texas
Birth Country United States
Birthplace (normalized) texas

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Linked across censuses
Our Model Tree links William Harper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Harper
Son · 1940 · age 9 · b. ~1931 · Texas
★ You are viewing this record
Sibling
Sadie Harper
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Harper
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
L Harper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvie Harper
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosie Harper
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dennis Harper
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odis Harper
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Marion-County, Texas Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-04102-00430)

Line Name Age Relation Occupation Birthplace
41 Hubert Harris 50 Head Farmer Texas
42 Inontis | Inontie Harris 50 Wife — Texas
43 Harvey D. Harris 20 Son Laborer Texas
44 Billie Rue Harris 10 Daughter — Texas
45 Major W. Thomas 56 Head Laborer Texas
46 Pinky Thomas 51 Wife — Texas
47 Rollie Thomas 24 Son Laborer Texas
48 Brady Thomas 22 Son Laborer Texas
49 Irene Thompson 12 G. D. — Texas
50 Paul Harris 32 Head Laborer Texas
51 Annie G. Harris 28 Wife — Texas
52 Rita May Harris 11 Daughter — Texas
53 J. P. Harris 9 Son — Texas
54 Ben Harper 46 Head Farmer Texas
55 May Bell Harper 35 Wife — Texas
56 Rosie Lee V. Harper 15 Daughter Laborer Texas
57 L. B. Harper 14 Son — Texas
58 Alvie Harper 10 Son — Texas
59 William C. Harper THIS PERSON 9 Son — Texas
60 Sadie Ruth Harper 9 Daughter — Texas
61 Odis C. Harper 6 Son — Texas
62 Dennis L. Harper 5 Son — Texas
63 Willie Rea Harper 4 Son — Texas
64 Paul Harris 27 Head Farmer Texas
65 Jennie V. Harris 42 Wife — Texas
66 E. F. Tyler 53 Head Laborer Texas
67 Zora Tyler 53 Wife Laborer Texas
68 David Fite 13 Son — Texas
69 James W. Rickett 64 Head Laborer Texas
70 Alice Rickett 55 Wife — Texas
71 B. H. Crower 55 Head Farmer Texas
72 Lou Nora Crower 50 Wife — Texas
73 C. L. Coulter 36 Lodger Laborer Oklahoma
74 Walter Penny 40 Head Laborer Texas
75 Annie Belle Penny 27 Wife — Oklahoma
76 Vernon Lee Penny 9 Daughter — Oklahoma
77 Ruby May Penny 6 Daughter — Oklahoma
78 Benny Penny 4 Son — Oklahoma
79 Marvin Dale Penny 2 Son — Texas
80 A. F. W. Dorgan 51 Head Laborer Texas

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.

Source: National Archives and Records Administration (NARA)

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