JO
John Owen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Alameda-County, California
Our Model Tree links this John Owen across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed), with identified parents Ellis & Annie — first a son (b.~1899), then head of a 2-person household.
Age 41
b. ~1899
Male
Son
Born: England
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Owen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Berkeley City |
| 1935 Residence (County) | Alameda |
| Naturalization Status | First papers filed |
| Additional Details | |
| Hours Worked | 52 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Berkeley City |
| Est. Birth Year | ~1899 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Owen | Son | — | 41 | ~1899 |
| Ellis Owen | Head | — | 65 | ~1875 |
Census Appearances
1920
Alameda, California
Son, age 22
Alameda, California · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Owen |
| Given Name | John Griffith |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | England |
| Naturalization Status | Un |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Shipwright |
| Industry | Shipyard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Alameda, California
Son, age 32
Alameda, California · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Owen |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | England |
| Naturalization Status | Alien |
| Year of Immigration | 1912 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Alameda-County, California
Son, age 41
Alameda-County, California · implied b. ~1899 — 2 household members
| Surname | Owen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Berkeley City |
| 1935 Residence (County) | Alameda |
| Naturalization Status | First papers filed |
| Hours Worked | 52 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 John Owen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ellis Owen (~0.92 confidence) and mother Annie Owen (~0.92 confidence) and father Ellis Owen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ellis Owen
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Annie Owen
b. ~1872
Source mother
● Household
· direct · ~0.92
Father
Ellis Owen
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Owen
Son · 1940 · age 41 · b. ~1899 · California
★ You are viewing this record
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-t0627-00189-00081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Shirley Jones | 27 | Niece in law | Secretary | California |
| 2 | Carrie E. Clarke | 60 | Head | Saleswoman | Iowa |
| 3 | Omar Phillips | 74 | Head | — | Illinois |
| 4 | Agnes Phillips | 70 | Wife | — | California |
| 5 | Leslie Camp | 34 | Head | Electric Welder | Oregon |
| 6 | Cora Camp | 27 | Wife | — | Oregon |
| 7 | Horace W. Clark | 34 | Head | Barber | Oregon |
| 8 | Marjorie Clark | 30 | Wife | Tester | England |
| 9 | Murray Rosenthal | 32 | Head | Salesman | New York |
| 10 | Beatrice Rosenthal | 30 | Wife | — | New York |
| 11 | Paul Paulie | 50 | Head | Carpenter | Finland |
| 12 | Senja Paulie | 45 | Wife | Housekeeper | Finland |
| 13 | Norma Freeman | 25 | Step Daughter | Steno-Grapher | California |
| 14 | Herbert L. Jones | 25 | Head | Information Clerk | Arkansas |
| 15 | Beatrice M. Jones | 21 | Wife | — | California |
| 16 | Effie Stanford | 73 | Head | — | Missouri |
| 17 | Royal A. Trent | 49 | Head | Painter | Texas |
| 18 | Evelyn Trent | 45 | Wife | — | California |
| 19 | Lincoln R. Trent | 3 | Son | — | California |
| 20 | Zylpha Nodittle | 38 | Roomer | Caterer | California |
| 21 | Charles Bolliger | 28 | Head | Station Attendant | Oregon |
| 22 | Lois Bolliger | 28 | Wife | — | Idaho |
| 23 | Ellis Owen | 65 | Head | Bricklayer | England |
| 24 | John Owen THIS PERSON | 41 | Son | — | England |
| 25 | La Rue Wiran | 44 | Head | Claim Clerk | Illinois |
| 26 | Maud Wiran | 66 | Mother | — | Canada |
| 27 | James H. Briggs | 42 | Head | Assessor | New York |
| 28 | Sara L. Briggs | 30 | Wife | — | Ohio |
| 29 | Albert H. Briggs | 16 | Son | — | California |
| 30 | Marjorie Ann Briggs | 12 | Daughter | — | California |
| 31 | Marilyn R. Briggs | 10 | Daughter | — | California |
| 32 | Albert W. Briggs | 44 | Brother | Mining | New York |
| 33 | Emil Forsstrom | 74 | Head | — | Sweden |
| 34 | Dale Frazer | 38 | Head | Military Instructor | Ohio |
| 35 | Myra Frazer | 35 | Wife | — | Hawaii |
| 36 | Dale H. Frazer | 4 | Son | — | Hawaii |
| 37 | Jean S. Frazer | 0 | Son | — | Hawaii |
| 38 | Lois C. Stone | 42 | Head | Public Health Nurse | New York |
| 39 | Ethel A. Stone | 8 | Daughter | — | California |
| 40 | Herbert Pascal | 49 | Head | Linotype Operator | Kansas |
Pedigree Summary
John
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)