Helen Brown — 1940 US Census Record

Model Tree available

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

Our Model Tree links this Helen Brown across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Kate & Kate — first a daughter (b.~1890), then head of a 2-person household.

Age 50 b. ~1890 Female Daughter Born: Missouri Single

1940 Census Record Details

Census Year	1940
Location	Los-Angeles-County, California
Surname	Brown
Given Name	Helen
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	50
Marital Status	Single
Birthplace	Missouri
1935 Residence (City)	Long Beach City
1935 Residence (County)	Los Angeles
Additional Details
Class of Worker	0
Hours Worked	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri
Township / Ward	Long Beach City
Est. Birth Year	~1890

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.

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

Name	Relation to head	Relative to Helen	Age	Birth yr
Helen Brown	Daughter	—	50	~1890
Kate Brown	Head	—	72	~1868

Census Appearances

1920

Los Angeles, …

Daughter, age 28

Los Angeles, California · implied b. ~1892 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Helen M.
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	28
Marital Status	Single
Birthplace	Missouri
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1930

Los Angeles, …

Daughter, age 40

Los Angeles, California · implied b. ~1890 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Helene
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	40
Marital Status	Single
Birthplace	Missouri
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read/Write	Yes
Veteran	No
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1940

Los-Angeles-County, California

Daughter, age 50

Los-Angeles-County, California · implied b. ~1890 — 2 household members

Surname	Brown
Given Name	Helen
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	50
Marital Status	Single
Birthplace	Missouri
1935 Residence (City)	Long Beach City
1935 Residence (County)	Los Angeles
Class of Worker	0
Hours Worked	0
Highest Grade	H 4
1935 Residence	Same place
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

Model Tree

Model Tree available

Our Model Tree links Helen Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Kate Brown (~0.92 confidence) and mother Kate Brown (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Mother

Kate Brown

b. ~1864

Source mother

● Household · direct · ~0.92

Mother

Kate Brown

b. ~1866

Source mother

● Household · direct · ~0.92

This person

Anchor record

Helen Brown

Daughter · 1940 · age 50 · b. ~1890 · California

★ You are viewing this record

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

40 people indexed on this census page (nara:1940:m-t0627-00372-00393)

Line	Name	Age	Relation	Occupation	Birthplace
41	Harry Thielemich	78	Head	—	Ohio
42	Laura Thielemich	68	Wife	—	Missouri
43	Douglas Detwiler	79	Head	—	Iowa
44	Frances Detwiler	69	Wife	—	Iowa
45	Mary E. Van Steenburg	81	Head	—	New York
46	John Wells	71	Head	—	England
47	Rosina Wells	74	Wife	—	England
48	Elizabeth Williams	79	Head	—	England
49	Carrie Guiler	70	Head	—	Iowa
50	Amy Marcotte	68	Head	—	Illinois
51	Joe Guerback	56	Head	—	Missouri
52	Emma Guerback	53	Wife	—	Illinois
53	Anna Beasley	67	Head	—	Missouri
54	Ida M. Plymule	57	Head	—	Kentucky
55	Bessie Ulee	53	Head	Juvenile Court	Illinois
56	Clara Bair	74	Mother	—	Illinois
57	Kate Brown	72	Head	—	Ohio
58	Helen Brown THIS PERSON	50	Daughter	—	Missouri
59	Celia Showell	81	Head	—	Russia
60	Jerry Mccarthy	81	Head	—	Ireland
61	Catherine C. Mccarthy	72	Wife	—	Iowa
62	Charles Richards	71	Head	—	Pennsylvania
63	Annie Richards	69	Wife	—	Missouri
64	Katherine Heinrich	57	Head	—	Ohio
65	Ellis Steelsmith	38	Head	Manager	Ohio
66	Dorothy Steelsmith	33	Wife	—	Kansas
67	Thomas Steelsmith	14	Son	—	California
68	Donald Steelsmith	12	Son	—	California
69	Marilyn Steelsmith	8	Daughter	—	California
70	Vesta Teallahan	47	Head	—	Missouri
71	George Teallahan	43	Husband	Inst.	Missouri
72	Floyd Perry	52	Head	Manager	Iowa
73	Lillian L. Perry	54	Wife	—	Connecticut
74	Adah C. Jarret	72	Mother	—	Iowa
75	Mary Lively	74	Head	—	Illinois
76	Earnest H. Clark	73	Head	—	Illinois
77	Martha Clark	70	Wife	—	Wisconsin
78	Mary Reilly	38	Head	—	Ohio
79	W. L. Miller	68	Head	—	Illinois
80	William F. Barty	70	Head	—	Wisconsin

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Pedigree Summary

Helen

Gen 1 · 2 parents ~0.92

Max depth 4 (1900–1950 window)

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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