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John Riley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this John Riley across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents John & Julia — first a head (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Riley |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Street Car Guard |
| Industry | School Work Program |
| Class of Worker | GW |
| Hours Worked | 43 |
| Income (1939) | 526 |
| Highest Grade | H-3 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Street Car Guard |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1913 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Roberta Riley | Daughter | — | 1 | ~1939 |
| Loretta Riley | Daughter | — | 3 | ~1937 |
| John Riley | Head | — | 27 | ~1913 |
| Robert Riley | Son | — | 1 | ~1939 |
| Katherine Riley | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Los Angeles, …
Son, age 6
Los Angeles, California · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 16
Los Angeles, California · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Head, age 27
Los-Angeles-County, California · implied b. ~1913 — 5 household members
| Surname | Riley |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Street Car Guard |
| Industry | School Work Program |
| Class of Worker | GW |
| Hours Worked | 43 |
| Income (1939) | 526 |
| Highest Grade | H-3 |
| 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 John Riley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Riley (~0.92 confidence) and mother Julia Riley (~0.92 confidence) and mother Luella Riley (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Riley
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Julia Riley
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Luella Riley
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Riley
Head · 1940 · age 27 · b. ~1913 · 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-t0627-00370-00463)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David Bunt | 55 | Head | Painter | Pennsylvania |
| 42 | Alma Bunt | 52 | Wife | — | Iowa |
| 43 | John W. Laughlinghouse | 40 | Head | Dealer | Texas |
| 44 | Alvia B. Laughlinghouse | 31 | Wife | — | Nebraska |
| 45 | Douglas Laughlinghouse | 12 | Son | — | California |
| 46 | Harry Laughlinghouse | 10 | Son | — | California |
| 47 | Myone Laughlinghouse | 8 | Daughter | — | California |
| 48 | Harold Laughlinghouse | 6 | Son | — | California |
| 49 | Charles A. G. Hall | 48 | Head | Electrician | Connecticut |
| 50 | Etha G. Hall | 41 | Wife | — | Kansas |
| 51 | John A. Ellis | 49 | Head | Proprietor | Wales |
| 52 | Ellen Ellis | 43 | Wife | — | England |
| 53 | William Ellis | 24 | Son | Copy Writer | California |
| 54 | Harry Golan | 33 | Head | Clerk | Oregon |
| 55 | Helen Golan | 29 | Wife | — | Wisconsin |
| 56 | Myrna Golan | 10 | Daughter | — | California |
| 57 | Marjorie Golan | 8 | Daughter | — | Oregon |
| 58 | Maureer Golan | 7 | Daughter | — | California |
| 59 | James Golan | 6 | Son | — | California |
| 60 | Sonya Golan | 3 | Daughter | — | California |
| 61 | Clair L. Patterson | 29 | Head | Pharmacist | Pennsylvania |
| 62 | Coralie (V) Patterson | 27 | Wife | — | South Carolina |
| 63 | Clair L. Jr. Patterson | 0 | Son | — | New Jersey |
| 64 | Fred Hughes | 26 | Head | Advertising Solicitor | Minnesota |
| 65 | Bernice (X) Hughes | 22 | Wife | — | Minnesota |
| 66 | Patricia Hughes | 2 | Daughter | — | California |
| 67 | John H. Riley THIS PERSON | 27 | Head | Street Car Guard | California |
| 68 | Katherine (V) Riley | 26 | Wife | — | Washington |
| 69 | Loretta Riley | 3 | Daughter | — | California |
| 70 | Robert Riley | 1 | Son | — | California |
| 71 | Roberta Riley | 1 | Daughter | — | California |
| 72 | John Diaz | 27 | Head | Centrifugal Mach. Operator | California |
| 73 | Francis Diaz | 62 | Mother | — | California |
| 74 | John Diaz | 4 | Son | — | California |
| 75 | James Beard | 24 | Head | Seaman | Indiana |
| 76 | Annabell (X) Beard | 20 | Wife | — | California |
| 77 | James Jr. Beard | 1 | Son | — | California |
| 78 | Beatrice Eifoner | 21 | Lodger | Servant | Minnesota |
| 79 | Ernie Jones | 31 | Head | Porter | Louisiana |
| 80 | Rose (X) Jones | 25 | Wife | Housework | Louisiana |
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)