MG
Mary Gill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ventura-County, California
Our Model Tree links this Mary Gill across the 1930 and 1940 US Censuses in Ventura-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 7-person household.
Age 55
b. ~1885
Female
Spouse
Born: Portugal
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ventura-County, California |
| Surname | Gill |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Camarillo |
| 1935 Residence (County) | Ventura |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | California |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
| Township / Ward | Camarillo |
| Est. Birth Year | ~1885 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Gill | Spouse | — | 55 | ~1885 |
| Frank Gill | Son | — | 18 | ~1922 |
| Joseph Gill | Son | — | 15 | ~1925 |
| Manuel Gill | Head | — | 55 | ~1885 |
| Louis Gill | Daughter | — | 24 | ~1916 |
| Manuel Gill | Son | — | 21 | ~1919 |
| Rose Gill | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Ventura, California
Other, age 48
Ventura, California · implied b. ~1882 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gill |
| Given Name | Mary S |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Portugal |
| Naturalization Status | Alien |
| Year of Immigration | 1903 |
| Age at First Marriage | 25 |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read/Write | No |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1940
Ventura-County, California
Spouse, age 55
Ventura-County, California · implied b. ~1885 — 7 household members
| Surname | Gill |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Camarillo |
| 1935 Residence (County) | Ventura |
| Naturalization Status | Alien |
| Highest Grade | No 4 |
| 1935 Residence | California |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
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 Gill across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Gill
Spouse · 1940 · age 55 · b. ~1885 · 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 — Ventura-County, California
Open full size
1940 US Federal Census — Ventura-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00363-00043)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vella Balader | 8 | daughter | — | California |
| 42 | Helen Balader | 6 | daughter | — | California |
| 43 | Davis Balader | 4 | son | — | California |
| 44 | Margaret Balader | 2 | daughter | — | California |
| 45 | Louie Romero | 45 | Head | Laborer | Mexico |
| 46 | Rosalio Vallejo | 35 | Head | — | Mexico |
| 47 | Reseda Vallejo | 60 | wife | — | Mexico |
| 48 | Isabelle Vallejo | 17 | daughter | Maid | California |
| 49 | Cirera Vallejo | 14 | grand dau | — | California |
| 50 | Alfonso Vallejo | 20 | grand son | Laborer | California |
| 51 | Fealino Comarubia | 35 | Head | Laborer | Mexico |
| 52 | Antana Comarubia | 28 | wife | — | Mexico |
| 53 | Manuel Comarubia | 13 | son | — | Mexico |
| 54 | Caroline Comarubia | 12 | daughter | — | Mexico |
| 55 | Jess Comarubia | 8 | son | — | Mexico |
| 56 | Mary Comarubia | 2 | daughter | — | Mexico |
| 57 | Mary Canas | 50 | Head | Laborer | California |
| 58 | Robert Bionchi | 13 | grand son | — | California |
| 59 | Manuel Gill | 55 | Head | Laborer | Portugal |
| 60 | Mary Gill THIS PERSON | 55 | wife | — | Portugal |
| 61 | Louis Gill | 24 | daughter | Fruit | California |
| 62 | Manuel Jr. Gill | 21 | son | Clerk | California |
| 63 | Rose Gill | 20 | daughter | Citrus Assn | California |
| 64 | Frank Gill | 18 | son | — | California |
| 65 | Joseph Gill | 15 | son | — | California |
| 66 | Placido Meza | 52 | Head | Farmer | California |
| 67 | Rafaela Meza | 50 | wife | Clerk | California |
| 68 | Robert R Riggs | 63 | Head | Foreman | California |
| 69 | Alma Riggs | 56 | wife | — | Indiana |
| 70 | Buford C. Pills | 47 | Head | Laborer | Tennessee |
| 71 | Allie Pills | 43 | wife | Cook | Arkansas |
| 72 | Buford Jr. Pills | 17 | son | — | Oklahoma |
| 73 | Doris F Pills | 14 | daughter | — | Arkansas |
| 74 | Gladys G Pills | 14 | daughter | — | Arkansas |
| 75 | Jackie G Pills | 10 | son | — | Oklahoma |
| 76 | Manuel Mariscal | 50 | Boarder | Blacksmith | Mexico |
| 77 | George Hernandez | 65 | Head | — | Texas |
| 78 | Betty Philbrook | 9 | grand dau | — | California |
| 79 | Daniel Philbrook | 11 | grand son | — | California |
| 80 | Louis Philbrook | 8 | daughter | — | California |
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)