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John Osborne — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this John Osborne across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Charles & Ernest — first a son (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Osborne |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Santa Monica City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Lumber yard |
| Class of Worker | E |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Proprietor |
| Township / Ward | Santa Monica City |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ernest Osborne | Head | — | 67 | ~1873 |
| John Osborne | Son | — | 31 | ~1909 |
| Rosalind Osborne | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Los Angeles, …
Son, age 11
Los Angeles, California · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborne |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 21
Los Angeles, California · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Osborne |
| Given Name | John B |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Radio Technician |
| Industry | Radio Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 31
Los-Angeles-County, California · implied b. ~1909 — 3 household members
| Surname | Osborne |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Santa Monica City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Proprietor |
| Industry | Lumber yard |
| Class of Worker | E |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| 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 John Osborne across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Osborne (~0.92 confidence) and father Ernest Osborne (~0.92 confidence) and mother Rosalind Osborne (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Osborne
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Ernest Osborne
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Rosalind Osborne
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Osborne
Son · 1940 · age 31 · b. ~1909 · 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00257-00533)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Noonan | 55 | Head | Proprietor | Ohio |
| 42 | Maude Noonan | 46 | Wife | — | Canada |
| 43 | Jack Noonan | 26 | Son | Salesman | Minnesota |
| 44 | Michael Houlihan | 36 | Head | Postal Supervisor | Canada |
| 45 | Sybil B Houlihan | 36 | Wife | — | Arkansas |
| 46 | Margaret Houlihan | 4 | Daughter | — | California |
| 47 | Morris Witkow | 50 | Head | Proprietor | Poland |
| 48 | Sabine Witkow | 48 | Wife | — | Poland |
| 49 | Joseph W Witkow | 22 | Son | — | New Zealand |
| 50 | Florence R Witkow | 17 | Daughter | — | New Zealand |
| 51 | Arthur B Harman | 43 | Head | Vice-President | Illinois |
| 52 | Leonore E Harman | 39 | Wife | — | Illinois |
| 53 | Mary Jean Harman | 21 | Daughter | — | Illinois |
| 54 | Arthur Harman | 15 | Son | — | California |
| 55 | Diane Harman | 11 | Daughter | — | California |
| 56 | Joyce Harman | 9 | Daughter | — | California |
| 57 | Gilbert Harman | 7 | Son | — | California |
| 58 | Frank R Alley | 52 | Head | Proprietor | Missouri |
| 59 | Fanny B Alley | 51 | Wife | — | Missouri |
| 60 | Frank Jr Alley | 19 | Son | — | Missouri |
| 61 | Winifred Wood | 47 | Head | Teacher | Iowa |
| 62 | Carol Gantt | 23 | Niece | — | California |
| 63 | Daniel D Walker | 52 | Head | Accountant | England |
| 64 | Annie May Walker | 42 | Wife | — | England |
| 65 | Marjorie Walker | 16 | Daughter | — | Canada |
| 66 | Mischa B Gorin | 36 | Head | Travel Bureau Representative | Russia |
| 67 | Natalie Gorin | 34 | Wife | — | Russia |
| 68 | Beale Gorin | 11 | Son | — | Persia |
| 69 | Burton B Browne | 35 | Head | Aircraft Supervisor | California |
| 70 | Douglas Mcarthur | 26 | Lodger | Mail Clerk | Illinois |
| 71 | Reginald Doll | 25 | Lodger | Experimental Clerk | Iowa |
| 72 | Jessie E B Ganoe | 53 | Head | Attorney-At-Law | Pennsylvania |
| 73 | Edward Reed | 63 | Head | Bone Specialist | New York |
| 74 | Clara S Reed | 63 | Wife | — | Massachusetts |
| 75 | Ernest A Osborne | 67 | Head | Proprietor | Illinois |
| 76 | Rosalind B Osborne | 63 | Wife | — | Illinois |
| 77 | John B Osborne THIS PERSON | 31 | Son | Proprietor | California |
| 78 | Fritz A Kocher | 40 | Head | Construction Engineer | Oregon |
| 79 | Alta K Kocher | 37 | Wife | — | Oregon |
| 80 | Carter A Kocher | 13 | Son | — | Oregon |
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)