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Marie Smith — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Lake-County, Indiana

Our Model Tree links this Marie Smith across the 1930 and 1940 US Censuses in Lake-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.

Age 15 b. ~1925 Female Daughter Born: Indiana Single

1940 Census Record Details

Census Year1940
LocationLake-County, Indiana
SurnameSmith
Given NameMarie
Relationship to HeadDaughter
SexF
Color / RaceBlack
Age15
Marital StatusSingle
BirthplaceIndiana
1935 Residence (City)E. Chicago
1935 Residence (County)Lake
Additional Details
Highest GradeH 2
1935 ResidenceSame place
Birth StateIndiana
Birth CountryUnited States
Birthplace (normalized)indiana
Township / WardE Chicago
Est. Birth Year~1925

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 Marie Age Birth yr
Rosie Smith Daughter — 10 ~1930
Vinella Mills Daughter — 4 ~1936
Leatha Mills Daughter — 5 ~1935
Marie Smith Daughter — 15 ~1925
Leatha Smith Daughter — 13 ~1927
Alma Smith Daughter — 16 ~1924
Money Mills Head — 38 ~1902
Jonatha Smith Son — 11 ~1929
Andrew Smith Son — 14 ~1926
Ella Mills Spouse — 36 ~1904

Census Appearances

1930
Lake, Indiana
Daughter, age 6
Lake, Indiana · implied b. ~1924 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Smith
Given Name Marie
Relationship to Head Daughter
Sex F
Color / Race Black
Age 6
Marital Status Single
Birthplace Indiana
Father's Birthplace Alabama
Mother's Birthplace Alabama
Can Read/Write No
Birth State Indiana
Birth Country United States
Birthplace (normalized) indiana
1940
Lake-County, Indiana
Daughter, age 15
Lake-County, Indiana · implied b. ~1925 — 10 household members
Surname Smith
Given Name Marie
Relationship to Head Daughter
Sex F
Color / Race Black
Age 15
Marital Status Single
Birthplace Indiana
1935 Residence (City) E. Chicago
1935 Residence (County) Lake
Highest Grade H 2
1935 Residence Same place
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 Marie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Smith
Daughter · 1940 · age 15 · b. ~1925 · Indiana
★ You are viewing this record
Sibling
Alma Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jonatha Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosie Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leatha Mills
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vinella Mills
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leatha Smith
Sibling · 1940 · age 13
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 — Lake-County, Indiana Open full size

Page Contents

37 people indexed on this census page (nara:1940:m-t0627-01065-00670)

Line Name Age Relation Occupation Birthplace
41 E. De Pierson 43 Lodger Laborer Georgia
42 Holley Miller 59 Lodger Laborer Arkansas
43 Charlie Jones 37 Lodger Laborer Georgia
44 Walter Wilson 36 Head Laborer Indiana
45 Barnie Wilson 40 Lodger Laborer Indiana
46 Sam White 35 Head Chainman Kentucky
48 Henry Moore 40 Head Laborer Alabama
49 Welton Billups 35 Lodger Laborer Alabama
50 Henry Harris 28 Lodger Laborer Alabama
52 Money Mills 38 Head Molder Georgia
53 Ella Mills 36 Wife — Alabama
54 Alma Smith 16 Daughter — Alabama
55 Marie Smith THIS PERSON 15 Daughter — Indiana
56 Andrew Smith 14 Son — Indiana
57 Leatha Smith 13 Daughter — Indiana
58 Jonatha Smith 11 Son — Indiana
59 Rosie Smith 10 Daughter — Indiana
60 Leatha Mills 5 Daughter — Indiana
61 Vinella Mills 4 Daughter — Indiana
62 Edward Berry 56 Head Laborer Alabama
63 Annie Berry 57 Wife — Mississippi
64 Isera Norwood 34 Head Laborer Alabama
65 Daisy Norwood 33 Wife — Alabama
66 Leoncia Norwood 15 Daughter — Indiana
67 Lane Norwood 13 Son — Indiana
68 Mary Norwood 12 Daughter — Indiana
69 Rosie Norwood 10 Daughter — Indiana
70 Virge Norwood 8 Son — Indiana
71 Cloike Norwood 4 Son — Indiana
72 Lou Harris 25 Lodger Laborer Alabama
73 Elvesta Harris 24 Wife — Alabama
74 Unice Harris 1 Daughter — Indiana
75 Daniel Sims 41 Head Laborer Alabama
76 Frank Sims 17 Son — Alabama
77 Pearl Sims 20 Daughter — Alabama
79 Dan Bilo 48 Head Tank Car Fitter Poland
80 Eva Bilo 43 Wife — Poland

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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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