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Robert Kelly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Robert Kelly across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Carl & Marjorie — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Kelly |
| Given Name | Robert R |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| Additional Details | |
| Occupation | Riveter |
| Industry | Aircraft |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Riveter |
| Township / Ward | Los Angeles |
| Est. Birth Year | ~1918 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Minnie Kelly | Head | — | 45 | ~1895 |
| George Kelly | Son | — | 24 | ~1916 |
| Robert Kelly | Son | — | 22 | ~1918 |
Census Appearances
1920
Los Angeles, …
Son, age 2
Los Angeles, California · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Robert R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Oklahoma |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 12
Los Angeles, California · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Robert R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Oklahoma |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 22
Los-Angeles-County, California · implied b. ~1918 — 3 household members
| Surname | Kelly |
| Given Name | Robert R |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| Occupation | Riveter |
| Industry | Aircraft |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 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 Robert Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Kelly (~0.92 confidence) and mother Marjorie Kelly (~0.92 confidence) and mother Minnie Kelly (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Kelly
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Marjorie Kelly
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Minnie Kelly
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Kelly
Son · 1940 · age 22 · b. ~1918 · California
★ You are viewing this record
Sibling
George Kelly
Sibling · 1940 · age 24
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
36 people indexed on this census page (nara:1940:m-t0627-00375-00719)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marion C Oppen | 10 | daughter | — | New Jersey |
| 2 | Elwood M Oppen | 8 | son | — | New Jersey |
| 3 | George A Dittmer | 36 | Head | Truck Driver | Michigan |
| 4 | Mildred L Dittmer | 34 | Wife | Saleswoman | California |
| 5 | William R Hatcher | 22 | Head | Manager | Ohio |
| 6 | Alicia H Hatcher | 22 | Wife | Waitress | Michigan |
| 8 | Mason J Comeau | 27 | Head | Tool Maker | Minnesota |
| 9 | Frances A Comeau | 23 | Wife | — | California |
| 10 | Roger A Nerr | 1 | son | — | California |
| 11 | Millard Stone | 29 | Head | Clerk | Arkansas |
| 12 | Vada Stone | 33 | Wife | — | Utah |
| 13 | Mildred P Troubridge | 11 | Daughter | — | California |
| 14 | Jacqueline L Stone | 0 | daughter | — | California |
| 15 | George R Jones | 51 | Head | Electrician | Missouri |
| 16 | Emma E Jones | 45 | Wife | — | Missouri |
| 17 | George R Jr Jones | 23 | son | Electrician | Kansas |
| 18 | Melvin C Jones | 19 | son | Electrician | Missouri |
| 19 | Raymond L Jones | 15 | son | — | California |
| 20 | Richard J Jones | 13 | son | — | California |
| 22 | Glenn E Rathbun | 48 | Head | Watch Repair Man | Iowa |
| 23 | Wilma L Rathbun | 36 | Wife | Office Clerk | Iowa |
| 24 | Minnie O Kelly | 45 | Head | — | Oklahoma |
| 25 | George Carl Kelly | 24 | son | — | California |
| 26 | Robert R Kelly THIS PERSON | 22 | son | Riveter | California |
| 27 | Jimmie M Foster | 33 | Head | — | Texas |
| 28 | Lillian A White | 15 | daughter | — | California |
| 30 | James E Howley | 28 | Head | Clerk-Hardware | Canada-English |
| 31 | Mary C Howley | 26 | Wife | Teacher | Canada-English |
| 32 | William E Mccandlish | 36 | Head | Superintendent Hardware Dept | Nebraska |
| 33 | Mildred J Mccandlish | 32 | Wife | — | Kansas |
| 34 | Doris J Mccandlish | 13 | daughter | — | Kansas |
| 35 | B William C Mccandlish | 9 | son | — | California |
| 36 | Roland E Mccandlish | 5 | son | — | California |
| 37 | Evan H Meikle | 47 | Head | Superintendent Construction | Canada-English |
| 38 | Evelyn S Meikle | 35 | Wife | — | Illinois |
| 39 | John William Meikle | 10 | son | — | California |
Related Census Records
Pedigree Summary
Robert + 1 sibling
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)