MC
Mary Corbett — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Mary Corbett across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Corbett |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Highest Grade | H 8 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Daniel Corbett | Son | — | 22 | ~1918 |
| Catherine Corbett | Spouse | — | 56 | ~1884 |
| Winifred Corbett | Daughter | — | 18 | ~1922 |
| John Corbett | Son | — | 21 | ~1919 |
| Nora Corbett | Daughter | — | 20 | ~1920 |
| Margaret Corbett | Daughter | — | 16 | ~1924 |
| Mary Corbett | Daughter | — | 13 | ~1927 |
| John Corbett | Head | — | 60 | ~1880 |
Census Appearances
1930
Los Angeles, …
Daughter, age 3
Los Angeles, California · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corbett |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New York |
| Mother's Birthplace | Utah |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Daughter, age 13
Los-Angeles-County, California · implied b. ~1927 — 8 household members
| Surname | Corbett |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Highest Grade | H 8 |
| 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.
Our Model Tree links Mary Corbett across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Corbett
Daughter · 1940 · age 13 · b. ~1927 · California
★ You are viewing this record
Sibling
John Corbett
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Corbett
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Corbett
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winifred Corbett
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nora Corbett
Sibling · 1940 · age 20
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
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00379-00415)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Diaz | 38 | Head | Pantry Man | Mexico |
| 2 | Dolores Diaz | 41 | Wife | — | Mexico |
| 3 | Grace Diaz | 16 | Daughter | — | California |
| 4 | Aurora Diaz | 15 | Daughter | — | California |
| 5 | Mike Diaz | 14 | Son | — | California |
| 6 | Nick Diaz | 12 | Son | — | California |
| 7 | Dolores Diaz | 10 | Daughter | — | California |
| 8 | Luigi Guglielmi | 42 | Head | Car Cleaner | Italy |
| 9 | Rosa Guglielmi | 41 | Wife | — | Italy |
| 10 | Francis Guglielmi | 13 | Daughter | — | Italy |
| 11 | Santina Guglielmi | 7 | Daughter | — | California |
| 12 | Tony Viglifuso | Viglifuro | 39 | Head | — | Italy |
| 13 | Pernivelle | Pernivella Viglifuso | Viglifuro | 32 | Wife | — | Italy |
| 14 | Joe Viglifuso | Viglifuro | 40 | Son | Cement Worker | Italy |
| 15 | John Viglifuso | Viglifuro | 11 | Grandson | — | California |
| 16 | Gilbert C Lelavier | Lelavien | 24 | Head | Printer | California |
| 17 | Josephine Lelavier | Lelavien | 25 | Wife | Presser | California |
| 18 | Extra Line | None | — | — | — |
| 19 | Caroline Fragner | 68 | Head | — | New York |
| 20 | Florence Fragner | 39 | Daughter | — | Ohio |
| 21 | Ruth Fragner | 38 | Daughter | Stenographer | Ohio |
| 22 | John Corbett | 60 | Head | Cement Worker | Eire |
| 23 | Catherine Corbett | 56 | Wife | — | Eire |
| 24 | Daniel Corbett | 22 | Son | — | California |
| 25 | John Corbett | 21 | Son | New Worker | California |
| 26 | Nora Corbett | 20 | Daughter | — | California |
| 27 | Winifred Corbett | 18 | Daughter | — | California |
| 28 | Margaret Corbett | 16 | Daughter | — | California |
| 29 | Mary Corbett THIS PERSON | 13 | Daughter | — | California |
| 30 | Salvador Lopez | 23 | Head | Salesman | Mexico |
| 31 | Elena Virginia Lopez | 17 | Wife | — | Texas |
| 32 | Charles R Lopez | 0 | Son | — | California |
| 33 | Robert Barnal | Bernal | 22 | Partner | Mouldman | California |
| 34 | Isabel Barnal | Bernal | 30 | Partner's wife | — | California |
| 35 | Aaron Richmond | 70 | Head | — | Austria |
| 36 | Sarah Richmond | 67 | Wife | — | Russia |
| 37 | Extra Line | None | — | — | — |
| 38 | Extra Line | None | — | — | — |
| 39 | Extra Line | None | — | — | — |
| 40 | Extra Line | None | — | — | — |
Related Census Records
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)