Oscar Brown — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Butte-County, California

Our Model Tree links this Oscar Brown across the 1920, 1930 and 1940 US Censuses in Butte-County, California (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 3-person household.

Age 59 b. ~1881 Male Head Born: New York Married

1940 Census Record Details

Census Year	1940
Location	Butte-County, California
Surname	Brown
Given Name	Oscar F.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	59
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Biggs Judicial
1935 Residence (County)	Butte
Additional Details
Occupation	Farmer
Class of Worker	OA
Hours Worked	54
Income (1939)	0
Highest Grade	Hs 1
1935 Residence	Same house
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Occupation	Farmer
Township / Ward	Biggs Judicial
Est. Birth Year	~1881

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.

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

Name	Relation to head	Relative to Oscar	Age	Birth yr
Rose Brown	Spouse	—	51	~1889
Harriet Brown	Daughter	—	17	~1923
Oscar Brown	Head	—	59	~1881

Census Appearances

1920

Butte, California

Head, age 38

Butte, California · implied b. ~1882 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Oscar F
Relationship to Head	Head
Sex	M
Color / Race	White
Age	38
Marital Status	Married
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Occupation	Farmer
Industry	Dairy
Class of Worker	oa
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	M
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

Butte, California

Head, age 49

Butte, California · implied b. ~1881 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Brown
Given Name	Oscar T
Relationship to Head	Head
Sex	M
Color / Race	White
Age	49
Marital Status	Married
Birthplace	New York
Age at First Marriage	27
Father's Birthplace	Vermont
Mother's Birthplace	Canada-Eng
Occupation	Farmer
Industry	Dairy
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Veteran	No
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Butte-County, California

Head, age 59

Butte-County, California · implied b. ~1881 — 3 household members

Surname	Brown
Given Name	Oscar F.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	59
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Biggs Judicial
1935 Residence (County)	Butte
Occupation	Farmer
Class of Worker	OA
Hours Worked	54
Income (1939)	0
Highest Grade	Hs 1
1935 Residence	Same house
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links Oscar Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Oscar Brown

Head · 1940 · age 59 · b. ~1881 · California

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Butte-County, California Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00192-00336)

Line	Name	Age	Relation	Occupation	Birthplace
41	Napoleon Blachly	74	Head	Farmer	Illinois
42	Charles B. Steward	60	Head	Watchman	Mass.
43	Della Creveling	57	Sister	—	New York
44	Frank Ledara	42	Head	Farmer	California
45	Mary Ledara	30	Wife	—	California
46	Frankie Ledara	4	Son	—	California
47	Chester Wedge	22	Hired Man	Farmer	California
48	Joe Rodara	22	Head	Farmer	Portugal
49	Mary Rodara	20	Wife	—	Portugal
50	Bill Greene	33	Head	Clerical	California
51	Phila Greene	33	Wife	—	Iowa
52	Lorettajoy Greene	5	Daughter	—	Iowa
53	Margerite Greene	3	Daughter	—	California
54	James Jones	82	Head	Farmer	Illinois
55	Maria Jones	22	Wife	—	California
56	George Melford	74	Head	Farmer	Nebraska
57	Ale Johnson	71	Head	Farmer	Sweden
58	Lotta Johnson	44	Wife	—	Sweden
59	Paul Johnson	27	Son	Warehouse Man	California
60	Marie Johnson	18	Daughter	—	California
61	Peter Lang	71	Head	—	Denmark
62	Gustine Lang	66	Wife	—	Illinois
63	Alexander Fawns	63	Head	Farmer	Scotland
64	Catherine Fawns	60	Wife	—	Scotland
65	Alexander Jr. Fawns	26	Son	Farm Laborer	Canada
66	Callie Fawns	19	Daughter	—	California
67	John F. Miquel	39	Head	Farmer	Portugal
68	Calma Miquel	37	Wife	—	California
69	Norman Miquel	18	Son	—	California
70	John Miquel	16	Son	—	California
71	Adolph Peterson	68	Lodger	—	Sweden
72	Gabriel Pury	30	Head	Farmer	California
73	Mary Pury	24	Wife	—	California
74	Arlene Pury	2	Daughter	—	California
75	Oscar F. Brown THIS PERSON	59	Head	Farmer	New York
76	Rose Brown	51	Wife	—	Nebraska
77	Harriet Brown	17	Daughter	—	California
78	Ralph A. Parsons	67	Head	—	Mass.
79	Leonard Parsons	72	Brother	Farmer	Mass.
80	Lee Mccullah	37	Lodger	Laborer	Tenn.

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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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