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John Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this John Robinson across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1912), then head of a 9-person household.
Age 28
b. ~1912
Male
Son
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Robinson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Machinist |
| Industry | Marine Repair |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 326 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Machinist |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1912 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Robinson | Daughter | — | 25 | ~1915 |
| George Robinson | Head | — | 55 | ~1885 |
| Alice Robinson | Other | — | ~1940 | |
| Verdie Robinson | Other | — | 23 | ~1917 |
| George Robinson | Son | — | 21 | ~1919 |
| John Robinson | Son | — | 28 | ~1912 |
| Richard Robinson | Son | — | 12 | ~1928 |
| Donald Robinson | Son | — | 27 | ~1913 |
| Bernice Robinson | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Los Angeles, …
Other, age 8
Los Angeles, California · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | John |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Maine |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Los Angeles, …
Son, age 19
Los Angeles, California · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Maine |
| Occupation | Collector |
| Industry | Newspaper |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Los-Angeles-County, California
Son, age 28
Los-Angeles-County, California · implied b. ~1912 — 9 household members
| Surname | Robinson |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Machinist |
| Industry | Marine Repair |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 326 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Robinson (~0.92 confidence) and father George Robinson (~0.92 confidence) and mother Bernice Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Robinson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
George Robinson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Bernice Robinson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Robinson
Son · 1940 · age 28 · b. ~1912 · California
★ You are viewing this record
Sibling
Margaret Robinson
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Robinson
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Robinson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Robinson
Sibling · 1940 · age 12
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 — 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-t0627-00373-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur E. Wright | 52 | Head | Butcher | Indiana |
| 2 | Marie E. Wright | 46 | Wife | — | Indiana |
| 3 | Robert E. Clawson | 31 | Head | Salesman | Utah |
| 4 | Edith F. Clawson | 28 | Wife | — | Utah |
| 5 | Elaine M. Clawson | 5 | Daughter | — | California |
| 6 | George R. Mcarthur | 26 | Head | Delivery Clerk | Illinois |
| 7 | Alice J. Mcarthur | 23 | Wife | Bookkeeping | Kansas |
| 8 | Raymond S. Mcarthur | 0 | Son | — | California |
| 9 | George Robinson | 55 | Head | Electrical Engineer | Illinois |
| 10 | Bernice P. Robinson | 53 | Wife | Clerk | Maine |
| 11 | Donald S. Robinson | 27 | Son | Truck Driver | Colorado |
| 12 | Margaret E. Robinson | 25 | Daughter | Secretary | Colorado |
| 13 | George Jr. Robinson | 21 | Son | Plumber | Colorado |
| 14 | Richard S. Robinson | 12 | Son | — | California |
| 15 | John W. Robinson THIS PERSON | 28 | Son | Machinist | Colorado |
| 16 | Verdie F. Robinson | 23 | Daughter-in-law | — | Idaho |
| 17 | Alice E. Robinson | 0 | Granddaughter | — | California |
| 18 | Frederick L. Shaffer | 63 | Head | Beekeeper | Pennsylvania |
| 19 | Maude L. Shaffer | 64 | Wife | — | Ohio |
| 20 | Robert K. Shaffer | 35 | Son | Candy Maker | Ohio |
| 21 | Frederick Jr. Shaffer | 26 | Son | Music Teacher | Ohio |
| 22 | Jane E. Shaffer | 23 | Daughter | Seamstress | Ohio |
| 23 | Edward M. Hohn | 68 | Head | Masseur | Illinois |
| 24 | Minetta M. Hohn | 65 | Wife | — | Iowa |
| 25 | Marshall W. Hohn | 32 | Son | Producer | Kansas |
| 26 | Hattie L. Shideler | 78 | Head | — | New York |
| 27 | Lloyd Shideler | 42 | Son | Owner Manager | Missouri |
| 28 | Claudine Shideler | 37 | Daughter-in-law | — | California |
| 29 | Ernest Papton | 53 | Head | Ship Builder | England |
| 30 | Anis M. Papton | 45 | Wife | Librarian | Vermont |
| 31 | Emma Bachgellerie | 54 | Head | — | Massachusetts |
| 32 | Joseph Bachgellerie | 63 | Husband | — | France |
| 33 | C. W. Chase | 63 | Head | — | — |
| 34 | Chase | 60 | Wife | — | — |
| 35 | Daniel H. Pfeifer | 60 | Head | Occupation (Unreadable) | Mississippi |
| 36 | Mildred C. Pfeifer | 39 | Wife | (Unreadable) | Mississippi |
| 37 | Dolores C. Pfeifer | 14 | Daughter | — | California |
| 38 | Ann H. Marley | 75 | Head | Social Worker | England |
| 39 | Robert E. Kerns | 42 | Head | Brokerage | Kansas |
| 40 | Anna C. Kerns | 74 | Mother | — | Illinois |
Related Census Records
Pedigree Summary
John + 4 siblings
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)