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Louisa Brown — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Louisa Brown across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.

Age 14 b. ~1926 Female Daughter Born: California Separated

1940 Census Record Details

Census Year1940
LocationLos-Angeles-County, California
SurnameBrown
Given NameLouisa
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age14
Marital StatusSeparated
BirthplaceCalifornia
1935 Residence (City)Los Angeles
1935 Residence (County)Los Angeles
Additional Details
Highest GradeNo 5
1935 ResidenceCalifornia
Birth StateCalifornia
Birth CountryUnited States
Birthplace (normalized)california
Township / WardLos Angeles
Est. Birth Year~1926

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 Louisa Age Birth yr
Joesph Brown Head — 42 ~1898
Salvador Brown Son — 11 ~1929
Francis Brown Daughter — 16 ~1924
Virginia Brown Spouse — 33 ~1907
Josephine Brown Daughter — 8 ~1932
Rarele Brown Son — 10 ~1930
Jennett Brown Daughter — 11 ~1929
Rudolf Brown Son — 4 ~1936
Louisa Brown Daughter — 14 ~1926

Census Appearances

1930
Los Angeles, …
Daughter, age 4
Los Angeles, California · implied b. ~1926 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Brown
Given Name Lois H
Relationship to Head Daughter
Sex F
Color / Race White
Age 4
Marital Status Single
Birthplace California
Father's Birthplace Indiana
Mother's Birthplace Iowa
Birth State California
Birth Country United States
Birthplace (normalized) california
1940
Los-Angeles-County, California
Daughter, age 14
Los-Angeles-County, California · implied b. ~1926 — 9 household members
Surname Brown
Given Name Louisa
Relationship to Head Daughter
Sex F
Color / Race White
Age 14
Marital Status Separated
Birthplace California
1935 Residence (City) Los Angeles
1935 Residence (County) Los Angeles
Highest Grade No 5
1935 Residence California
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 Louisa Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louisa Brown
Daughter · 1940 · age 14 · b. ~1926 · California
★ You are viewing this record
Sibling
Salvador Brown
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jennett Brown
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rudolf Brown
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rarele Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Brown
Sibling · 1940 · age 8
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

35 people indexed on this census page (nara:1940:m-t0627-00375-00354)

Line Name Age Relation Occupation Birthplace
1 Frank Lucero 14 Grandson — California
2 Leo B. Saucedo 31 Head Brick Cutter Mexico
3 Lorraine Saucedo 29 Wife — Mexico
4 Estefana Rodriguez 57 Mother-in-law — Mexico
5 Angel Cabrera 22 Nephew Truck Driver California
6 Socorro Cabrera 17 Niece — California
7 Vincent Rodriguez 34 Brother-in-law Cement Worker Mexico
8 Jose Q. Morena 47 Head Pipe Fitter Mexico
9 Florencia Morena 44 Wife — Mexico
10 Phillip Aguirre 17 Son — California
11 Salvador Aguirre 15 Son — California
12 Robert Aguirre 12 Son — California
13 Ruth Morena 6 Daughter — California
14 Angie Morena 2 Daughter — California
15 Jose Jr. Morena 0 Son — California
16 Esequiel Barraz 44 Head Farm Labor Mexico
17 Lupe Barraz 35 Wife — Mexico
18 Julian Barraz 23 Son Farm Labor California
19 Manuel Barraz 18 Son New Worker California
20 Hortensia Barraz 15 Daughter — California
21 Raquel Barraz 13 Daughter — California
22 Esequiel Jr. Barraz 10 Son — California
23 Lupe Barraz 8 Daughter — California
24 Mary L. Barraz 6 Daughter — California
25 Raymond Barraz 4 Son — California
26 John J. Barraz 3 Son — California
32 Joesph M. Brown 42 Head Hair Cutter Mexico
33 Virginia Brown 33 Wife — Mexico
34 Francis Brown 16 Daughter — California
35 Louisa Brown THIS PERSON 14 Daughter — California
36 Salvador Brown 11 Son — California
37 Jennett Brown 11 Daughter — California
38 Rarele Brown 10 Son — California
39 Josephine Brown 8 Daughter — California
40 Rudolf Brown 4 Son — 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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