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William Leach — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Vigo-County, Indiana

Our Model Tree links this William Leach across the 1930 and 1940 US Censuses in Vigo-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.

Age 22 b. ~1918 Male Son Born: Indiana Single

1940 Census Record Details

Census Year1940
LocationVigo-County, Indiana
SurnameLeach
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceIndiana
1935 Residence (City)Terre Haute
1935 Residence (County)Vigo
Additional Details
OccupationLaborer
IndustryPower Plant
Class of WorkerPW
Hours Worked12
Income (1939)900
Highest GradeH 4
1935 ResidenceSame House
Birth StateIndiana
Birth CountryUnited States
Birthplace (normalized)indiana
OccupationLaborer
Township / WardTerre Haute
Est. Birth Year~1918

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.

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

Name Relation to head Relative to William Age Birth yr
William Leach Son — 22 ~1918
Louise Leach Spouse — 53 ~1887
Gene Leach Son — 11 ~1929
Richard Leach Son — 20 ~1920
Charles Leach Son — 18 ~1922
Mildred Reedy Daughter — 7 ~1933
William Leach Head — 54 ~1886
Mildred Reedy Daughter — 27 ~1913
James Leach Son — 16 ~1924

Census Appearances

1930
Vigo, Indiana
Son, age 12
Vigo, Indiana · implied b. ~1918 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Leech
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace Indiana
Father's Birthplace Indiana
Mother's Birthplace Indiana
Can Read/Write Yes
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana
1940
Vigo-County, Indiana
Son, age 22
Vigo-County, Indiana · implied b. ~1918 — 9 household members
Surname Leach
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 22
Marital Status Single
Birthplace Indiana
1935 Residence (City) Terre Haute
1935 Residence (County) Vigo
Occupation Laborer
Industry Power Plant
Class of Worker PW
Hours Worked 12
Income (1939) 900
Highest Grade H 4
1935 Residence Same House
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana

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 Leach across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Leach
Son · 1940 · age 22 · b. ~1918 · Indiana
★ You are viewing this record
Sibling
Mildred Reedy
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Reedy
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Leach
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Leach
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gene Leach
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Leach
Sibling · 1940 · age 16
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 — Vigo-County, Indiana Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01103-00152)

Line Name Age Relation Occupation Birthplace
41 Roy Forkear 36 Head Truck Operator Indiana
42 Opal Forkear 34 Wife Bottler Indiana
43 Robert Forkear 15 Son — Indiana
44 Dorothy Forkear 13 Daughter — Indiana
45 Ardath Forkear 3 Daughter — Indiana
46 Mary Forkear 80 Mother — Holland
47 Samuel House 69 Head — Ohio
48 Athel House 51 Wife — Indiana
49 Robert House 13 Son — Indiana
50 Glenn Bennett 35 Head Operator Indiana
51 Frances Bennett 32 Wife — Indiana
52 Frances Hall 28 Lodger — Indiana
53 Albert H Westjohn 34 Head Laborer Illinois
54 Rosie Westjohn 30 Wife — Illinois
55 Robert Westjohn 11 Son — Indiana
56 Larry Allen Westjohn 4 Son — Indiana
58 John H Welch 51 Head — Indiana
59 Florence Welch 50 Wife — Indiana
60 Robert H Welch 24 Son — Indiana
61 Helen H Welch 12 Daughter — Indiana
62 Bert Senior 20 Head Insulating Engineer Indiana
63 Maureen Senior 18 Wife — Indiana
64 Fred Fenton 48 Head Supervisor Indiana
65 Opal Fenton 31 Wife — Indiana
66 Robert Fenton 14 Son — Indiana
67 Edna Fenton 13 Daughter — Indiana
68 Floyd Mccoskey 30 Head Salesman Indiana
69 Thelma Mccoskey 31 Wife — Indiana
70 Keith Mccoskey 4 Son — Indiana
71 William D Leach 54 Head — Indiana
72 Louise Leach 53 Wife — Indiana
73 Mildred Reedy 27 Daughter Housekeeper Indiana
74 William Leach THIS PERSON 22 Son Laborer Indiana
75 Richard Leach 20 Son Laborer Indiana
76 Charles Leach 18 Son — Indiana
77 James Leach 16 Son — Indiana
78 Gene Leach 11 Son — Indiana
79 Mildred M Reedy 7 Daughter — Indiana
80 William H Matthews 37 Head Laborer Indiana

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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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