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Thomas Ellis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Thomas Ellis across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Edward & J — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Ellis |
| Given Name | Thomas M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Owner |
| Industry | Paint Mfg. Co. |
| Class of Worker | E |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Owner |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1908 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Richard Ellis | Son | — | 1 | ~1939 |
| Gladys Ellis | Spouse | — | 31 | ~1909 |
| Thomas Ellis | Head | — | 32 | ~1908 |
Census Appearances
1920
Los Angeles, …
Son, age 13
Los Angeles, California · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Canada |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Los Angeles, …
Son, age 23
Los Angeles, California · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Canada-English |
| Mother's Birthplace | Tennessee |
| Occupation | paint maker |
| Industry | paint factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Los-Angeles-County, California
Head, age 32
Los-Angeles-County, California · implied b. ~1908 — 3 household members
| Surname | Ellis |
| Given Name | Thomas M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Owner |
| Industry | Paint Mfg. Co. |
| Class of Worker | E |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Thomas Ellis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Ellis (~0.92 confidence) and father J Ellis (~0.92 confidence) and mother Mary Ellis (~0.92 confidence) and mother Mary Ellis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Ellis
b. ~1871
Source father
● Household
· direct · ~0.92
Father
J Ellis
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Ellis
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary Ellis
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Ellis
Head · 1940 · age 32 · b. ~1908 · 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-t0627-00370-00155)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marion A Palomsky | 41 | Wife | — | Russia |
| 42 | Frank H Schroeder | 47 | Head | Watchman | Ohio |
| 43 | Elizabeth Schroeder | 44 | Wife | — | Massachusetts |
| 44 | Thomas M Ellis THIS PERSON | 32 | Head | Owner | Montana |
| 45 | Gladys B Ellis | 31 | Wife | — | Illinois |
| 46 | Richard Ellis | 1 | Son | — | California |
| 48 | Robert J Pfeiffer | 24 | Head | — | Wisconsin |
| 49 | Anna M Lowell | 56 | Mother | — | Wisconsin |
| 50 | Thomas Lee Lowell | 56 | Step-father | Laundry Checker | Texas |
| 51 | Maynard B Huff | 26 | Head | Industrial Engineer | Illinois |
| 52 | Lillian R Huff | 65 | Mother | — | Ohio |
| 53 | James Madison | 24 | Lodger | Mch. Operator | Iowa |
| 55 | Hjalmar A Nilsson | 34 | Head | Printer | Denmark |
| 56 | Grace Nilsson | 41 | Wife | Book-Keeper | Kansas |
| 57 | Geraldine Nilsson | 12 | Daughter | — | California |
| 58 | Anita Nilsson | 5 | Daughter | — | California |
| 59 | Harold J Sears | 33 | Head | Salesman-Owner | N. Dakota |
| 60 | Dorothy Sears | 31 | Wife | — | S. Dakota |
| 61 | William Dale Sears | 4 | Son | — | California |
| 62 | Brian M Cantrell | 35 | Head | Athletic Coach | Kansas |
| 63 | Frances Cantrell | 36 | Wife | — | Kansas |
| 64 | Nancy Ann Cantrell | 8 | Daughter | — | California |
| 65 | Floyd J Jennings | 42 | Head | Machinist Foreman | Iowa |
| 66 | Nina Jennings | 38 | Wife | — | Kansas |
| 67 | Frank D Portacker | 31 | Head | Purchasing Agent | N. Dakota |
| 68 | Beulah Portacker | 29 | Wife | — | Iowa |
| 69 | Duane Portacker | 5 | Son | — | California |
| 70 | Marilyn Portacker | 3 | Daughter | — | California |
| 71 | Arvid W Gunther | 34 | Head | Chemist | Norway |
| 72 | Lilly Gunther | 36 | Wife | — | Norway |
| 73 | Ralph B Scott | 43 | Head | Service Supt. | Nebraska |
| 74 | Charlotte M Scott | 43 | Wife | — | Michigan |
| 75 | Ralph (Ab) Scott | 21 | Son | Common Seaman | Montana |
| 76 | Jacqueline Scott | 17 | Daughter | — | Montana |
| 77 | Richard Scott | 15 | Son | — | Montana |
| 78 | Gerald Scott | 12 | Son | — | Montana |
| 79 | Nancy Scott | 9 | Daughter | — | California |
| 80 | Earle A Thomas | 40 | Head | Petroleum Eng. | Colorado |
Pedigree Summary
Thomas
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)