MR
Mary Rose — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Merced-County, California
Our Model Tree links this Mary Rose across the 1920, 1930 and 1940 US Censuses in Merced-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 6-person household.
Age 54
b. ~1886
Female
Spouse
Born: Portugal
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Merced-County, California |
| Surname | Rose |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Judicial 6 |
| 1935 Residence (County) | Merced |
| Naturalization Status | First papers filed |
| Additional Details | |
| Occupation | Housewife |
| Industry | Farm |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same House |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
| Occupation | Housewife |
| Township / Ward | Judicial 6 |
| Est. Birth Year | ~1886 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Minnie Rose | Daughter | — | 24 | ~1916 |
| John Rose | Head | — | 50 | ~1890 |
| John Rose | Son | — | 21 | ~1919 |
| Antonio Rose | Son | — | 26 | ~1914 |
| Joseph Rose | Son | — | 28 | ~1912 |
| Mary Rose | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Contra Costa, …
Other, age 34
Contra Costa, California · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rose |
| Given Name | Mary |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Widowed |
| Birthplace | Portugal |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1930
Stanislaus, California
Other, age 45
Stanislaus, California · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rose |
| Given Name | Mary |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Portugal |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 21 |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1940
Merced-County, California
Spouse, age 54
Merced-County, California · implied b. ~1886 — 6 household members
| Surname | Rose |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Judicial 6 |
| 1935 Residence (County) | Merced |
| Naturalization Status | First papers filed |
| Occupation | Housewife |
| Industry | Farm |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same House |
| 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 Rose across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Rose
Spouse · 1940 · age 54 · b. ~1886 · 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 — Merced-County, California
Open full size
1940 US Federal Census — Merced-County, California
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00265-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Cunha | 19 | Daughter | Teacher | California |
| 2 | Joaquin Oliveira | 38 | Head | Dairy | Portugal |
| 3 | Mary Oliveira | 25 | Wife | Housewife | Portugal |
| 4 | Joe D. De Porto | 52 | Lodger | Laborer | Portugal |
| 5 | Frank Soares | 38 | Head | Milker | Rhode Is |
| 6 | Ernest Amarante | 36 | Head | Dairy | California |
| 7 | Mabeline Amarante | 30 | Wife | Housewife | California |
| 8 | Ernest Jr. Amarante | 9 | Son | — | California |
| 9 | John Joseph Amarante | 3 | Son | — | California |
| 10 | Mary Day | 56 | Mother | Housewife | California |
| 11 | John Day | 7 | Grand Son | Retired | California |
| 12 | Stanley Thompson | 46 | Head | Milker | Poland |
| 13 | Claudine Fernandez | 56 | Head | Dairy | Portugal |
| 14 | Joseph Fernandez | 20 | Son | Helper | California |
| 15 | Antone Fernandez | 24 | Son | Helper | California |
| 16 | John Rose | 50 | Head | Dairy | Portugal |
| 17 | Mary Rose THIS PERSON | 54 | Wife | Housewife | Portugal |
| 18 | Antonio Rose | 26 | Son | Helper | California |
| 19 | John Jr. Rose | 21 | Son | Helper | California |
| 20 | Minnie Rose | 24 | Daughter | Helper | California |
| 21 | Joseph Rose | 28 | Son | Laborer | Rhode Is |
| 22 | John C. Silva | 45 | Head | Dairy | Portugal |
| 23 | Mary M. Silva | 40 | Wife | Housewife | California |
| 24 | Steven Silva | 19 | Son | Helper | California |
| 25 | Phyllis Silva | 17 | Daughter | Helper | California |
| 26 | Stanley Silva | 16 | Son | — | California |
| 27 | Joseph M. Avila | 50 | Head | Dairy | Portugal |
| 28 | Olivia Avila | 39 | Wife | Housewife | Portugal |
| 29 | Antonio Avila | 17 | Son | Helper | California |
| 30 | Joseph Jr. Avila | 16 | Son | Helper | California |
| 31 | Elmer Pettie | 52 | Head | Grain | California |
| 32 | Jerry Pettie | 82 | Father | Retired | Canada French |
| 33 | Lloyd T. Norton | 25 | Head | Manager | Oklahoma |
| 34 | Opal Norton | 22 | Wife | Housewife | Oklahoma |
| 35 | Joyce Norton | 4 | Daughter | — | Oklahoma |
| 36 | Lloyd Jr. Norton | 2 | Son | — | Oklahoma |
| 37 | Albert Kniebes | 69 | Head | Dairy | California |
| 38 | Emily Kniebes | 68 | Wife | Housewife | California |
| 39 | Alvin Kniebes | 31 | Son | Partner | 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)