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Louis Williams — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Los-Angeles-County, California

Our Model Tree links this Louis Williams across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 7-person household.

Age 17 b. ~1923 Male Son Born: California Single

1940 Census Record Details

Census Year1940
LocationLos-Angeles-County, California
SurnameWilliams
Given NameLouis A
Relationship to HeadSon
SexM
Color / RaceBlack
Age17
Marital StatusSingle
BirthplaceCalifornia
1935 Residence (City)Los Angeles
1935 Residence (County)Los Angeles
Additional Details
Income (1939)0
Highest GradeHs 2
1935 ResidenceSame Place
Birth StateCalifornia
Birth CountryUnited States
Birthplace (normalized)california
Township / WardLos Angeles
Est. Birth Year~1923

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.

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

Name Relation to head Relative to Louis Age Birth yr
Pauline Williams Daughter — 13 ~1927
Howard Williams Head — 48 ~1892
Louis Williams Son — 17 ~1923
Raymond Williams Son — 16 ~1924
Edward Williams Son — 20 ~1920
John Williams Son — 23 ~1917
Maude Williams Spouse — 37 ~1903

Census Appearances

1930
Los Angeles, …
Other, age 7
Los Angeles, California · implied b. ~1923 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Williams
Given Name Lewis
Sex M
Color / Race Black
Age 7
Marital Status Single
Birthplace California
Father's Birthplace Alabama
Mother's Birthplace Alabama
Birth State California
Birth Country United States
Birthplace (normalized) california
1940
Los-Angeles-County, California
Son, age 17
Los-Angeles-County, California · implied b. ~1923 — 7 household members
Surname Williams
Given Name Louis A
Relationship to Head Son
Sex M
Color / Race Black
Age 17
Marital Status Single
Birthplace California
1935 Residence (City) Los Angeles
1935 Residence (County) Los Angeles
Income (1939) 0
Highest Grade Hs 2
1935 Residence Same Place
Birth State California
Birth Country United States
Birthplace (normalized) california

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 Louis Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Williams
Son · 1940 · age 17 · b. ~1923 · California
★ You are viewing this record
Sibling
John Williams
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Williams
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Williams
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 — Los-Angeles-County, California Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-00413-00430)

Line Name Age Relation Occupation Birthplace
3 Ocey B Harvey 39 Head Seamstress Louisiana
4 Daisy M B Davis 63 Head — Arkansas
5 Helen B Snow 29 Head Maid Colorado
6 Mabel Snow 16 Daughter — Alabama
7 Theodore Snow 14 Son — California
8 Edward Cones 10 Son — California
9 Patricia Dickson 1 Daughter — California
10 Ollie B Casey 20 Head Maid Texas
11 Martha B Edwards 38 Sister Maid Texas
12 Lucille Edwards 13 Niece — Texas
13 Manuel Nelson 37 Head Shoe Dyer Texas
14 Lillian E B Nelson 30 Wife — Arkansas
15 Barbara A Nelson 11 Daughter — California
16 Melvin B Jackson 62 Head — Texas
17 May A B Black 41 Head — California
18 Patricia J Langley 5 Daughter — California
19 Janice L Brown 1 Daughter — California
20 Louis M Creecy 25 Son-in-law Houseman Kansas
21 Joan D Creecy 22 Daughter — California
22 Charlotte A Williams 65 Head Housework Louisiana
23 Pennie B Bargnier 63 Sister — Louisiana
24 Richard A Padgett 51 Head Laborer Tennessee
25 Carrie B Padgett 52 Wife — Texas
26 Nora Humphrey 59 Lodger Laundress Georgia
27 Bill Jackson 28 Head Fan Buckler Texas
28 Rosa M B Jackson 26 Wife — Texas
29 La Verne B Mack 27 Lodger Attendant Iowa
30 Flossie M B Bryant 21 Lodger — Arkansas
31 Joseph Bruner 47 Head Laborer Oklahoma
32 Gertrude B Bruner 48 Wife — Texas
33 Fannie E Howard 18 Daughter New Worker Texas
34 Howard A B Williams 48 Head Laborer Alabama
35 Maude T B Williams 37 Wife — Louisiana
36 John T Williams 23 Son New Worker California
37 Edward Williams 20 Son New Worker California
38 Louis A Williams THIS PERSON 17 Son — California
39 Raymond Williams 16 Son — California
40 Pauline T Williams 13 Daughter — California

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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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