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Marie Murphy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Marie Murphy across the 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 12-person household.
Age 21
b. ~1919
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Murphy |
| Given Name | Marie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Eden Township |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Occupation | new worker |
| Industry | Hatters |
| Class of Worker | PW |
| Income (1939) | 105 |
| Highest Grade | No C 1 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | New Worker |
| Township / Ward | Eden Township |
| Est. Birth Year | ~1919 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marie | Age | Birth yr |
|---|---|---|---|---|
| Leo Murphy | Son | — | 9 | ~1931 |
| Daniel Murphy | Son | — | 16 | ~1924 |
| William Murphy | Son | — | 7 | ~1933 |
| James Murphy | Son | — | 3 | ~1937 |
| Ann Murphy | Spouse | — | 46 | ~1894 |
| Aquiller Murphy | Daughter | — | 14 | ~1926 |
| Daniel Murphy | Head | — | 53 | ~1887 |
| Loretta Murphy | Daughter | — | 12 | ~1928 |
| Rita Murphy | Daughter | — | 19 | ~1921 |
| Rose Murphy | Daughter | — | 6 | ~1934 |
| Marie Murphy | Daughter | — | 21 | ~1919 |
| Joseph Murphy | Son | — | 23 | ~1917 |
Census Appearances
1930
Alameda, California
Daughter, age 11
Alameda, California · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Daughter, age 21
Alameda-County, California · implied b. ~1919 — 12 household members
| Surname | Murphy |
| Given Name | Marie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Eden Township |
| 1935 Residence (County) | Alameda |
| Occupation | new worker |
| Industry | Hatters |
| Class of Worker | PW |
| Income (1939) | 105 |
| Highest Grade | No C 1 |
| 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 Marie Murphy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Murphy
Daughter · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Rita Murphy
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Murphy
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Murphy
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Murphy
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Murphy
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Aquiller Murphy
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Murphy
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Murphy
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murphy
Sibling · 1940 · age 7
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 — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00185-00522)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillian De Cruz | 11 | daughter | — | California |
| 2 | Ross De Cruz | 11 | daughter | — | California |
| 3 | Salud Baron | 37 | Head | Housekeeper | California |
| 4 | Abel Baron | 18 | son | New Worker | Texas |
| 5 | Inga Marin | 46 | lodger | Farmer | Mexico |
| 6 | Henry Camacho | 33 | Head | Cannery | Spain |
| 7 | Lucy Camacho | 38 | wife | Cannery Worker | Hawaii |
| 8 | Lorraine Camacho | 12 | daughter | — | California |
| 9 | Johnnie Camacho | 11 | son | — | California |
| 10 | Phillip Hernandez | 34 | Head | Store Keeper | Spain |
| 11 | Josepha Hernandez | 27 | wife | Storekeeper | Hawaii |
| 12 | Adelline Hernandez | 5 | daughter | — | California |
| 13 | Madeline Hernandez | 2 | daughter | — | California |
| 14 | Joe Hernandez | 18 | brother | New Worker | California |
| 15 | Peter Hernandez | 13 | brother | — | California |
| 16 | Joseph Borges | 65 | Head | Farmer | California |
| 17 | Arthur Borges | 33 | son | Machinist | California |
| 18 | Raymond Fernandez | 62 | Head | Farmer | Spain |
| 19 | Madeline Fernandez | 58 | wife | — | Spain |
| 20 | Louis Fernandez | 16 | son | — | California |
| 21 | John Gerrie | 30 | Head | Farmer | California |
| 22 | Adelade Gerrie | 32 | wife | — | California |
| 23 | Maria Gerrie | 72 | Mother | — | Germany |
| 24 | Bell Turley | 42 | Nurse | Nurse | California |
| 25 | Daniel P. Murphy | 53 | Head | Cemetery Manager | California |
| 26 | Ann Irene Murphy | 46 | wife | — | California |
| 27 | Joseph Murphy | 23 | son | — | California |
| 28 | Marie Murphy THIS PERSON | 21 | daughter | New Worker | California |
| 29 | Rita Murphy | 19 | daughter | New Worker | California |
| 30 | Daniel Jr. Murphy | 16 | son | — | California |
| 31 | Aquiller Murphy | 14 | daughter | — | California |
| 32 | Loretta Murphy | 12 | daughter | — | California |
| 33 | Leo Murphy | 9 | son | — | California |
| 34 | William Murphy | 7 | son | — | California |
| 35 | James Murphy | 3 | son | — | California |
| 36 | Rose Mary Murphy | 6 | daughter | — | California |
| 37 | Joe Cortez | 33 | Head | Farm Laborer | California |
| 38 | Henry Spinoza | 19 | nephew | Farm Laborer | California |
| 39 | Adela Cortez | 65 | Head | — | Mexico |
| 40 | John Franklin | 59 | Boarder | Horseman | New Jersey |
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)