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Arthur Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Arthur Thompson across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Ruben & Reuben — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Ashland |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Trucker |
| Industry | Freight Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Highest Grade | H 2 |
| 1935 Residence | Oregon |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Trucker |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1904 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Camille Thompson | Daughter | — | 1 | ~1939 |
| Lois Thompson | Daughter | — | 11 | ~1929 |
| Arthur Thompson | Head | — | 36 | ~1904 |
| Velma Thompson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Sacramento, California
Son, age 16
Sacramento, California · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Door-man |
| Industry | Theater |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Orange, California
Son, age 26
Orange, California · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Arthur W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 23 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Clerk |
| Industry | Post office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Los-Angeles-County, California
Head, age 36
Los-Angeles-County, California · implied b. ~1904 — 4 household members
| Surname | Thompson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Ashland |
| 1935 Residence (County) | Jackson |
| Occupation | Trucker |
| Industry | Freight Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Highest Grade | H 2 |
| 1935 Residence | Oregon |
| 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 Arthur Thompson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Ruben Thompson (~0.92 confidence) and father Reuben Thompson (~0.92 confidence) and mother Minnie Thompson (~0.92 confidence) and mother Minnie Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ruben Thompson
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Reuben Thompson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Minnie Thompson
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Minnie Thompson
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Thompson
Head · 1940 · age 36 · b. ~1904 · 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
38 people indexed on this census page (nara:1940:m-t0627-00381-00255)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George D. Cassaday | 62 | Head | — | Massachusetts |
| 2 | Alice E. Cassaday | 60 | Wife | — | Connecticut |
| 3 | Doris D. Jamieson | 36 | Head | Attendant | Iowa |
| 4 | Joseph Valencia | 55 | Head | Truck Driver | Arizona |
| 5 | Rosie Valencia | 55 | Wife | — | Mexico |
| 6 | Deloss Bowers | 35 | Head | High School Teacher | Oklahoma |
| 7 | Mary Jane Bowers | 27 | Wife | — | Ohio |
| 8 | Stanley Bowers | 5 | Son | — | California |
| 9 | A. L. Ferguson | 49 | Head | Policeman | New York |
| 10 | George H. Ralston | 55 | Head | Barber | Nebraska |
| 11 | Emma A. Ralston | 29 | Wife | Salad Dispenser | Nebraska |
| 12 | Elvira Gaytans | 52 | Head | Seamstress | Mexico |
| 13 | Rudolph Gaytans | 13 | Grandson | — | California |
| 14 | H. H. Emery | 30 | Head | Medical Doctor | Colorado |
| 15 | Mildred M. Emery | 30 | Wife | — | Wisconsin |
| 16 | Howard B. Emery | 2 | Son | — | California |
| 17 | Curtis D. Emery | 1 | Son | — | Nebraska |
| 18 | Kenneth Schober | 19 | Head | Nurseryman | California |
| 19 | Ruth Schober | 18 | Wife | — | California |
| 20 | Clifford Martin | 34 | Head | Janitor | Montana |
| 21 | Emilie Martin | 32 | Wife | — | New Mexico |
| 22 | Grace Martin | 9 | Daughter | — | New Mexico |
| 23 | Morris Forman | 65 | Head | Proprietor | Lithuania |
| 24 | Fannie Forman | 62 | Wife | Attendant | Lithuania |
| 25 | Enid Keepers | 43 | Head | — | Pennsylvania |
| 26 | Kenneth Keepers | 16 | Son | — | California |
| 27 | Jack Keepers | 13 | Son | — | California |
| 28 | Ernest Rosholt | 25 | Head | Assistant Civil Engineer | Montana |
| 29 | Lorraine Rosholt | 25 | Wife | — | North Dakota |
| 30 | Richard Rosholt | 4 | Son | — | Montana |
| 31 | Marlene Rosholt | 3 | Daughter | — | North Dakota |
| 32 | Arthur Thompson THIS PERSON | 36 | Head | Trucker | Colorado |
| 33 | Velma Thompson | 35 | Wife | — | California |
| 34 | Lois Thompson | 11 | Daughter | — | California |
| 35 | Camille Thompson | 1 | Daughter | — | Oregon |
| 36 | William H. Bradshaw | 26 | Head | Typer | Kansas |
| 37 | Florence Bradshaw | 24 | Wife | Stenographer | California |
| 38 | Theodore Gardner | 26 | Head | Personnel Supervisor | California |
Pedigree Summary
Arthur
Gen 1 · 4 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)