JT
John Tyler — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this John Tyler across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 5-person household.
Age 57
b. ~1883
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Tyler |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Oil Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 920 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Truck Driver |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1883 |
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 |
|---|---|---|---|---|
| Stuart Curzon | Other | — | 24 | ~1916 |
| John Tyler | Head | — | 57 | ~1883 |
| Jack Tyler | Son | — | 23 | ~1917 |
| Mary Bayless | Other | — | 89 | ~1851 |
| Catherine Tyler | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Los Angeles, …
Head, age 36
Los Angeles, California · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1910 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Mechanic |
| Industry | Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Los Angeles, …
Head, age 46
Los Angeles, California · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | First papers filed |
| Year of Immigration | 1909 |
| Age at First Marriage | 20 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Truck driver |
| Industry | Oil Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 5500 |
| Radio Set | R |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Los-Angeles-County, California
Head, age 57
Los-Angeles-County, California · implied b. ~1883 — 5 household members
| Surname | Tyler |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Naturalization Status | Naturalized |
| Occupation | Truck Driver |
| Industry | Oil Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 920 |
| Highest Grade | H-3 |
| 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 Tyler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Tyler
Head · 1940 · age 57 · b. ~1883 · 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-t0627-00397-00138)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew C Campbell | 41 | Head | Oil Field Worker | Colorado |
| 2 | Hazel O Campbell | 40 | Wife | — | Nebraska |
| 3 | Gaylord L Campbell | 12 | Son | — | California |
| 4 | James R Longworth | 35 | Head | Maintenance | Michigan |
| 5 | Albetta B Longworth | 32 | Wife | — | Missouri |
| 6 | Ronald Longworth | 3 | Son | — | California |
| 7 | Wallace Longworth | 1 | Son | — | California |
| 8 | Francis J Mcgerry | 70 | Father in law | — | Missouri |
| 9 | Etta Mcgerry | 63 | Mother in law | — | Missouri |
| 10 | John M Tyler THIS PERSON | 57 | Head | Truck Driver | England |
| 11 | Catherine K Tyler | 59 | Wife | — | England |
| 12 | Jack Tyler | 23 | Son | Apprentice | California |
| 13 | Mary E Bayless | 89 | Mother in law | — | England |
| 14 | Stuart Curzon | 24 | Lodger | Attendant | California |
| 15 | George H Wittne | 37 | Head | Auto Topmaker | Germany |
| 16 | Bertha V Wittne | 36 | Wife | School Teacher | Missouri |
| 17 | Marie Gould | 28 | Wife | Saleslady | Missouri |
| 18 | Here Gould | 41 | inde | — | — |
| 19 | Jacquell Kemarchal | 32 | Head | Writer | Missouri |
| 20 | Marie A Kemarchal | 56 | Mother | — | Missouri |
| 21 | Edward F Thomas | 28 | Head | Police Officer | California |
| 22 | Jeanne O Thomas | 29 | Wife | — | Washington |
| 23 | Byard L Pohl | 43 | Head | Transportation Driver | California |
| 24 | Lillian H Pohl | 43 | Wife | — | California |
| 25 | Marjory Waring | 7 | Foster child | — | California |
| 26 | Emil De Rose | 49 | Head | Assistant Manager | Germany |
| 27 | Emma De Rose | 44 | Wife | — | Iowa |
| 28 | Erika Fishaupt | 20 | Lodger | — | California |
| 29 | Alberta Tobiasson | 27 | Head | Jeweler | New Jersey |
| 30 | Margaret R Tobiasson | 25 | Wife | Saleslady | California |
| 31 | Ezra E Mccullough | 38 | Head | Taxi Driver | Oregon |
| 32 | Agnes L Mccullough | 36 | Wife | — | Tennessee |
| 33 | James H Sellars | 43 | Head | Clerk | Pennsylvania |
| 34 | Dina H Sellars | 44 | Wife | — | Oklahoma |
| 35 | John H Durrell | 41 | Head | Tool Maker | Indiana |
| 36 | Harriett V Durrell | 43 | Wife | — | Indiana |
| 37 | Ruth F Durrell | 20 | daughter | — | Indiana |
| 38 | Wilma J Durrell | 16 | daughter | — | Indiana |
| 39 | Mattie W Garrigues | 67 | Mother in law | — | Indiana |
| 40 | Edwin L Moon | 65 | Head | — | Ohio |
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)