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Louis Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Madera-County, California
Our Model Tree links this Louis Brown across the 1920, 1930 and 1940 US Censuses in Madera-County, California (XGBoost, ~Confirmed), with identified parents Granville & Granville — first a son (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Son
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Madera-County, California |
| Surname | Brown |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Township #3 |
| 1935 Residence (County) | Madera |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 900 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Laborer |
| Township / Ward | Township 3 |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Ida Brown | Daughter | — | 14 | ~1926 |
| Granville Brown | Head | — | 54 | ~1886 |
| Wilda Brown | Other | — | 18 | ~1922 |
| Thalmeval Brown | Son | — | 24 | ~1916 |
| Hillary Brown | Son | — | 17 | ~1923 |
| Louis Brown | Son | — | 28 | ~1912 |
| Ethel Brown | Spouse | — | 51 | ~1889 |
Census Appearances
Son, age 8
Madera, California · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Lewis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Madera, California
Son, age 18
Madera, California · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Louis H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Salesman |
| Industry | Filling Station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Madera-County, California
Son, age 28
Madera-County, California · implied b. ~1912 — 7 household members
| Surname | Brown |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Township #3 |
| 1935 Residence (County) | Madera |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 900 |
| Highest Grade | No 4 |
| 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.
Our Model Tree links Louis Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Granville Brown (~0.92 confidence) and father Granville Brown (~0.92 confidence) and mother Ethel Brown (~0.92 confidence) and mother Effie Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Granville Brown
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Granville Brown
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Ethel Brown
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Effie Brown
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Louis Brown
Son · 1940 · age 28 · b. ~1912 · California
★ You are viewing this record
Sibling
Thalmeval Brown
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hillary Brown
Sibling · 1940 · age 17
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 — Madera-County, California
Open full size
1940 US Federal Census — Madera-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00260-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred Allen | 39 | Head | Farmer | California |
| 42 | Louis Dettle | 27 | Head | Laborer | Oklahoma |
| 43 | Mallie Dettle | 38 | Wife | — | Russia |
| 44 | Marjorie Dettle | 11 | Daughter | — | California |
| 45 | Virginia Dettle | 10 | Daughter | — | California |
| 46 | Louis Jr. Dettle | 10 | Son | — | California |
| 47 | Richard Dettle | 2 | Son | — | California |
| 48 | William Tune | 37 | Head | Farmer | California |
| 49 | Leila Tune | 37 | Wife | — | California |
| 50 | William Tune | 15 | Son | — | California |
| 51 | Boyd Tune | 10 | Son | — | California |
| 52 | Gerald Tune | 7 | Son | — | California |
| 53 | John Bisher | 43 | Head | Farmer | Russia |
| 54 | Helen Bisher | 34 | Wife | — | California |
| 55 | Lorene Bisher | 17 | Daughter | — | California |
| 56 | Benjamin Bisher | 15 | Son | — | California |
| 57 | Lee Bisher | 14 | Son | — | California |
| 58 | Norma Bisher | 12 | Daughter | — | California |
| 59 | Nadine Bisher | 4 | Daughter | — | California |
| 60 | Granville Brown | 54 | Head | Farmer | Kentucky |
| 61 | Ethel Brown | 51 | Wife | — | Kentucky |
| 62 | Thalmeval Brown | 24 | Son | — | Kentucky |
| 63 | Hillary Brown | 17 | Son | — | California |
| 64 | Ida Brown | 14 | Daughter | — | California |
| 65 | Louis Brown THIS PERSON | 28 | Son | Laborer | California |
| 66 | Wilda Brown | 18 | Daughter-in-law | — | New York |
| 67 | Everett Werner | 27 | Head | Farmer | California |
| 68 | Beulah Werner | 25 | Wife | — | California |
| 69 | Frank Werner | 5 | Son | — | California |
| 70 | Duane Werner | 4 | Son | — | California |
| 71 | Fred Bischel | 19 | Head | Laborer | California |
| 72 | Lotta Erickson | 36 | Head | Laborer | Oklahoma |
| 73 | Fanny Erickson | 23 | Wife | — | Texas |
| 74 | Collen Erickson | 4 | Daughter | — | Oklahoma |
| 75 | Loretta Erickson | 2 | Daughter | — | California |
| 76 | Carl Cavin | 32 | Head | Farmer | California |
| 77 | Roberta Cavin | 27 | Wife | — | California |
| 78 | Tenton Cavin | 5 | Son | — | California |
| 79 | Frank Arnold | 46 | Head | Laborer | Texas |
| 80 | Wilbur Fons | 50 | Head | Farmer | California |
Related Census Records
Pedigree Summary
Louis + 3 siblings
Gen 1 · 4 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)