EJ
Ethel James — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Ethel James across the 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | James |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Alameda City |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Alameda City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Barbara James | Daughter | — | 8 | ~1932 |
| Ethel James | Spouse | — | 54 | ~1886 |
| Robert James | Head | — | 58 | ~1882 |
| Donald James | Son | — | 13 | ~1927 |
| Robert James | Son | — | 18 | ~1922 |
Census Appearances
1930
Alameda, California
Spouse, age 43
Alameda, California · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 19 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | California |
| Occupation | Manager |
| Industry | Apartment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Spouse, age 54
Alameda-County, California · implied b. ~1886 — 5 household members
| Surname | James |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Alameda City |
| 1935 Residence (County) | Alameda |
| Highest Grade | No 8 |
| 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 Ethel James across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ethel James
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 — 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-t0627-00183-00279)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Redmond | 62 | Head | Store Clerk | Irish Free State |
| 42 | Ellen Redmond | 62 | Wife | — | Irish Free State |
| 43 | Arthur Balmer | 38 | Head | Office Clerk | California |
| 44 | Ruth Balmer | 29 | Wife | — | Minnesota |
| 45 | Thomas Balmer | 3 | Son | — | California |
| 46 | William Legge | 34 | Head | Electrician | Utah |
| 47 | Marjorie Legge | 35 | Wife | — | Scotland |
| 48 | William Legge | 11 | Son | — | California |
| 49 | Robert Legge | 8 | Son | — | California |
| 50 | John Fernie | 62 | Father-in-law | Salesman | Scotland |
| 51 | Arthur Olsen | 59 | Head | Stevedore | California |
| 52 | Agnes Olsen | 59 | Wife | — | California |
| 53 | Robert Olsen | 22 | Son | Apprentice Machinist | California |
| 54 | John (Abs) Olsen | 37 | Son | Steward | California |
| 55 | William Price | 53 | Head | Petroleum | California |
| 56 | Julia Price | 52 | Wife | — | California |
| 57 | Robert C. James | 58 | Head | Plumber | California |
| 58 | Ethel James THIS PERSON | 54 | Wife | — | California |
| 59 | Robert C. Jr. James | 18 | Son | — | California |
| 60 | Donald W. James | 13 | Son | — | California |
| 61 | Barbara Jean James | 8 | Daughter | — | California |
| 62 | J. Victor Cox | 37 | Head | Plant Manager | Iowa |
| 63 | Florence K. Cox | 38 | Wife | — | Iowa |
| 64 | Conrad W. Cox | 9 | Son | — | California |
| 65 | Kenneth D. Sanders | 33 | Lodger | Salesman | England |
| 66 | Arthur R. Moore | 46 | Head | Salesman | California |
| 67 | Dorothy Moore | 39 | Wife | — | California |
| 68 | Margaret Moore | 9 | Daughter | — | California |
| 69 | A. Raymond Moore | 5 | Son | — | California |
| 70 | Paul Moore | 4 | Son | — | California |
| 71 | Charlotte Daisy | 63 | Mother-in-law | — | California |
| 72 | John B. Johnson | 59 | Head | Laborer | Sweden |
| 73 | Olga Johnson | 54 | Wife | — | Sweden |
| 74 | James F. Bonner | 61 | Head | — | California |
| 75 | Elizabeth Bonner | 58 | Wife | Housekeeper | California |
| 76 | Anthony Calderon | 33 | Head | Warehouseman | Mexico |
| 77 | Gladys Calderon | 35 | Wife | Operator | California |
| 78 | Jean Calderon | 15 | Daughter | — | California |
| 79 | Minnie Dill | 77 | Head | — | Connecticut |
| 80 | William J. Looney | 77 | Head | Cabinet Maker | Ireland |
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)